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High-Performance Stud Bolts Manufacturer & Exporter – BigBoltNut

At BigBoltNut, we specialize in manufacturing and exporting a comprehensive range of premium-quality stud bolts engineered for critical industrial environments. Crafted from high-grade stainless steel, carbon steel, and alloy steel, our stud bolts deliver exceptional durability, tensile strength, and corrosion resistance across diverse applications.

Types of Stud Bolts We Offer

Stud bolts are not one-size-fits-all. Each type is engineered for specific needs:

Fully Threaded Stud Bolts: Ideal for tension-based applications. These are threaded from end to end, offering ease of installation and uniform grip.

Tap-End Stud Bolts: Designed with a shorter thread on one end for insertion into a tapped hole, while the longer end is used with a nut for secure fastening.

Material Grades Available

We offer stud bolts in a wide variety of material grades, tailored for performance:

Carbon & Alloy Steel Grades: 8.8, 10.9, 12.9

ASTM Grades: B7, L7, 8M

Stainless Steel Grades: SS304, SS316, SS316L, SS316 S31, B8

Applications of Stud Bolts

Our stud bolts are trusted across industries for their performance and reliability. Major applications include:

Wind Energy Installations

Agricultural Equipment

Automotive and Transport Systems

Oil & Gas Refining Units

Plumbing and Pipeline Infrastructure

Water Supply and Treatment Plants

Chemical Manufacturing Facilities

Building and Civil Construction

Marine and Offshore Engineering

Choosing the Right Stud Bolt Grade

Each stud bolt material grade is designed for specific operational demands:

B7 Stud Bolts: Made from heat-treated chromium-molybdenum steel, these are ideal for high-strength and high-temperature applications.

B8 (SS304) Stud Bolts: Provide general corrosion resistance and are suitable for most moderate environments.

B8M (SS316) Stud Bolts: Contain molybdenum for superior resistance to chloride-rich and harsh marine environments.

B16 Stud Bolts: While not stainless, these offer excellent mechanical strength and heat resistance, perfect for high-temperature industrial use.

A193 B8 vs. B8M vs. B16 – What’s the Difference?

A193 B8: Standard stainless option with reliable corrosion protection.

A193 B8M: Enhanced with molybdenum for aggressive chemical and saltwater environments.  Optimized for high-heat applications where strength is critical and corrosion is a secondary concern. Source url:

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How to Choose the Most Suitable Bolts, Nuts, and Washers for Construction Projects

In the construction industry, even the smallest components can have a massive impact. Bolts, nuts, and washers may look simple, but they are the backbone of structural stability. Choosing the right fasteners ensures durability, safety, and long-term performance for any building or infrastructure project.

With so many types of fasteners available in the market, making the right selection can be confusing. This guide helps you navigate that decision-making process — highlighting how Bigboltnut, a trusted bolt manufacturer in India, delivers high-performance fastening solutions tailored for the construction industry.

Why Fastener Selection Is Critical in Construction

Fasteners are responsible for securely joining various structural elements. A poor-quality or incorrect fastener can compromise the integrity of the entire structure. Whether you’re building a commercial complex, a bridge, or an industrial plant, choosing the right bolts, nuts, and washers is essential.

Common Bolts Used in Construction

Some widely used fasteners in the construction sector include:

12-Point Bolts: Known for superior torque and high grip strength, ideal for high-stress areas.

Foundation Bolts: Used for anchoring structures to concrete foundations.

Stud Bolts: Perfect for flange connections in structural and pipeline applications.

These fasteners provide the strength and reliability required in demanding environments.

How to Select the Right Bolts, Nuts, and Washers

1. Material Selection

Material determines the fastener’s durability and corrosion resistance. For example, stainless steel bolts are ideal for coastal or chemically exposed areas due to their anti-corrosive properties. Bigboltnut offers a wide variety of materials such as stainless steel, alloy steel, and high-tensile grades to meet diverse requirements.

2. Environmental Factors

Fasteners must be chosen based on the environmental conditions they'll be exposed to — such as high humidity, saltwater, temperature changes, or chemicals. Bigboltnut’s products are engineered to perform reliably in harsh conditions without degrading over time.

3. Size and Specification

Precision matters. Your fasteners must match the load and dimensional needs of your project. Bigboltnut provides a vast range of sizes and also offers custom fastener manufacturing to suit specific applications.

Why Choose Bigboltnut?

As one of the most reputable bolt manufacturers in India, Bigboltnut is committed to delivering premium-quality fasteners designed for demanding construction environments. With an extensive product range — including 12-point bolts, foundation bolts, and customized washers and nuts — Bigboltnut is your one-stop solution for reliable fastening systems.

Whether your project demands high strength, corrosion resistance, or custom specifications, Bigboltnut ensures every product meets international standards and project-specific requirements

Source Url: https://www.bigboltnut.com/blog/select-the-most-suitable-bolts-nuts-and-washers-for-the-construction-industry

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ISO 4014 Bolt Weight Chart – Engineered Excellence by Bigboltnut

Bigboltnut is a trusted name in the manufacturing and export of ISO 4014 hex bolts, engineered for high-performance industrial applications. Designed with precision and durability in mind, our bolts conform to international quality benchmarks, ensuring long-lasting and secure fastening solutions.

ISO 4014 Bolt Specifications and Dimensions

ISO 4014 hex bolts are designed with a hexagonal head and a partially threaded shank. They follow strict dimensional standards for uniformity and reliable performance:

Thread Diameter (d): Ranges from M1.6 to M64

Thread Pitch (P): Varies by diameter; e.g., M20 has a 2.5 mm pitch

Head Height (k): For M20, approx. 12.5 mm

Width Across Flats (s): For M20, typically 30 mm

These standardised specifications ensure accurate fitment and structural integrity in assemblies.

Material Options and Grades

Bigboltnut offers ISO 4014 bolts in a wide range of material grades to suit diverse industrial needs:

Carbon Steel Grades: 5.6, 8.8, 10.9, and 12.9 – Ideal for high-strength applications

Stainless Steel Grades: A2-70 and A4-70 – Provide excellent corrosion resistance

Non-Ferrous Options: Aluminium and brass – Suited for specialised uses

Industrial Applications

ISO 4014 bolts are versatile fasteners widely used in multiple sectors due to their strength and adaptability:

Construction: For joining structural steel in bridges and buildings

Automotive: Applied in engine assembly and frame structures

Heavy Machinery: Essential for equipment and mechanical system assembly

Energy Sector: Used in wind turbines, solar projects, and more

Why Industry Leaders Prefer BigboltnutBigboltnut stands out for its commitment to quality, timely delivery, and customised bolt solutions. Our ISO 4014 bolts are manufactured to meet global standards, making them suitable for both standard and high-demand environments. With a vast inventory, precision engineering, and customer-first service, we are a preferred partner for fastener needs across the globe. Source url: https://www.bigboltnut.com/product/iso-4014-bolt-weight-chart.html

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ANSI/ASME B1.1 Inch Threaded Fasteners – Manufactured by BigBoltNut

At BigBoltNut, we specialize in manufacturing high-performance ASME B1.1 fasteners (also known as ANSI B1.1). This Unified Inch Screw Thread Standard plays a crucial role in ensuring precision, compatibility, and strength across a wide range of industrial applications.

What is ASME B1.1?

ASME B1.1 is a unified screw thread standard based on inch dimensions. It defines thread shapes, series, classes, tolerances, and allowances to ensure seamless compatibility and performance in mechanical assemblies. This standard is essential for industries requiring precision-engineered screw threads.

Key Thread Series Under ASME B1.1

1.UN (Unified National) – Standard internal and external thread profiles.

2.Unified National Rounded Root – Features a rounded root for increased fatigue resistance.

3.UNJ Series – Designed for high-stress environments with an enlarged root radius for improved fatigue strength.

Thread Series Applications

•UNC (Unified National Coarse) – Suitable for general industrial applications and similar to ISO metric threads.

•UNF (Unified National Fine) – Higher thread count, ideal for applications requiring increased tensile stress areas.

ASME Thread Fit Classes

•Class 1A/1B – Loose fit, allows for easy assembly even with minor thread damage.

•Class 2A/2B – Most commonly used; offers a balance between performance and ease of installation.

•Class 3A/3B – Not suitable for applications requiring precision tolerance.

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BigBoltNut – ASME B1.1-Compliant Fastener Solutions

We produce a wide range of ASME B1.1 threaded fasteners that meet stringent dimensional and quality standards:

•Stud Bolts – Available in full thread, double-ended, and reduced shank designs. Made from carbon steel, alloy steel (Grades 8.8, 10.9, 12.9), and stainless steel (SS304, SS316, SS316L, B8, B7, L7, 8M, and more).

•Hex Head Bolts & Screws – Conforming to ASME B18.2.1 specifications.

•Nuts and Washers – Manufactured to ensure complete ASME compatibility with our bolt range.

Contact BigBoltNut for bulk export inquiries and reliable ANSI/ASME B1.1 threaded fasteners engineered for high-performance applications across the globe.

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A4-80 Stainless Steel Bolts – Superior Strength and Corrosion Resistance | Bigboltnut

Looking for high-strength fasteners that can perform in the toughest environments? A4-80 stainless steel bolts are the ideal choice for industrial applications requiring exceptional corrosion resistance and durability. These premium-grade fasteners are widely used in marine, chemical, construction, and other heavy-duty sectors where harsh environmental exposure is a key concern.

At Bigboltnut, we specialize in manufacturing ISO 3506-1 compliant A4-80 stainless steel bolts, ensuring top-tier performance for critical fastening needs across various industries.

Why Choose A4-80 Stainless Steel Bolts?

A4-80 bolts are made from austenitic stainless steel, similar to 316 stainless steel, and offer a minimum tensile strength of 800 MPa. The "A4" classification highlights excellent resistance to chlorides, acids, and rust, while the "80" denotes their high tensile strength, making them ideal for corrosive and high-stress environments.

Chemical Composition of A4-80 Bolts

•              Chromium (16–18%) – Enhances corrosion resistance

•              Nickel (10–14%) – Provides mechanical stability

•              Molybdenum (2–3%) – Adds resistance to pitting and crevice corrosion

•              Carbon (≤ 0.08%) – Maintains strength and reduces brittleness

This optimized alloy composition ensures long-lasting reliability in marine, offshore, and chemical processing applications.

Mechanical Strength of A4-80 Stainless Bolts

•              Tensile Strength: ≥ 800 MPa

•              Yield Strength: ≈ 600 MPa

•              Hardness: 200–320 HB

These mechanical properties make A4-80 bolts suitable for high-load and high-performance applications, delivering outstanding results without failure or deformation.

Applications of A4-80 Bolts

•              Marine and offshore structures

•              Chemical processing plants

•              Construction and infrastructure projects

•              Water treatment and desalination units

For industries demanding both strength and longevity, Bigboltnut’s A4-80 stainless steel bolts offer a trusted solution backed by international standards.

We manufacture precision-engineered A4-80 stainless steel bolts that meet the highest industry standards. Our bolts are trusted for marine, construction, chemical, and industrial applications due to their strength, durability, and corrosion resistance.

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DIN 933 A2-70 Hexagon Head Bolts—High-Strength Stainless Steel Fasteners

If you're looking for high-performance fasteners that deliver exceptional durability and corrosion resistance, DIN 933 A2-70 Hexagon Head Bolts from Bigboltnut are your ideal choice. These bolts are manufactured in compliance with DIN 933 standards and made from premium-grade A2 (304) stainless steel, offering superior mechanical strength for demanding applications.

What Is an A2-70 Hex Bolt?

The A2-70 hexagon head bolt is a stainless steel fastener classified under the A2 category of austenitic steel and graded for a minimum tensile strength of 700 MPa. This makes it an excellent option for both indoor and outdoor environments where strength and corrosion resistance are critical.

Key Specifications and Features

Material:  A2 Stainless Steel (Grade 304)

Tensile Strength:  700 MPa minimum

Head Type:  Hexagon head for secure tightening

Corrosion Resistance:  Excellent, ideal for harsh and moist environments

Standards:  Conforms to DIN 933

Threading:  Precision threaded for reliable fastening

Applications of A2-70 Hex Bolts

These bolts are widely used across a range of industries, including:

Construction and Structural Engineering: Ideal for frameworks, bridges, and steel structures

Automotive & Machinery: Suitable for engines, heavy equipment, and mechanical joints

Marine & Offshore: Withstands saltwater exposure and marine climates

Chemical & Food Industries: Safe for sensitive environments, corrosion-proof

General Industrial Use: Reliable for repairs, maintenance, and fabrication work

Whether for a large-scale infrastructure project or everyday industrial maintenance, A2-70 hex bolts deliver unmatched performance.

Hex Bolts vs. Hex Screws

Both A2-70 hex bolts and screws feature a six-sided head that supports high torque applications. However, the main difference lies in their installation:

Hex Bolts require nuts for secure fastening through components.

Hex Screws can be threaded directly into pre-tapped holes for self-locking assembly.

Why Choose Bigboltnut?

At Bigboltnut, we are committed to delivering fasteners that meet global quality benchmarks. Our A2-70 hex bolts are:

Manufactured using certified A2 stainless steel

Compliant with DIN 933 dimensions and strength standards

Available in a wide range of sizes and custom specifications

Tested for strength, durability, and corrosion resistance

Shipped worldwide with reliable delivery timelines

With a focus on quality, performance, and customer satisfaction, Bigboltnut has become a trusted name for industrial fasteners across global markets.

Source Url : https://www.bigboltnut.com/product/din-933-gr-a2-70.html

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ASME B18.2.2 Heavy Hex Nuts – Engineered for Strength and Durability

Heavy-duty applications demand reliable and high-strength fastening solutions, and that’s exactly what ASME B18.2.2 heavy hex nuts deliver. Manufactured to meet strict ASME specifications, these industrial hex nuts offer superior load-bearing capabilities and long-term performance in even the most demanding environments.

At Bigboltnut, we specialize in the production and export of ASME B18.2.2-compliant heavy hex nuts in a wide range of sizes and materials to meet global industrial standards. Whether you're working on infrastructure projects, machinery, or structural frameworks, our nuts ensure secure, high-strength connections.

What is ASME B18.2.2?

The ASME B18.2.2 standard defines the dimensional and mechanical properties for hex nuts used in structural and industrial applications. These nuts feature a heavier, thicker profile compared to standard hex nuts, allowing for improved grip, increased contact surface, and better load distribution. ASME B18.2.2 is widely recognized and often used interchangeably with the ANSI standard for industrial hex nuts.

Available Sizes: Metric & Inch

ASME B18.2.2 heavy hex nuts are manufactured in both metric (MM) and imperial (inch) units. Their enhanced geometry makes them ideal for high-performance fastening systems that require durability, strength, and consistency.

Grades & Material Options

Selecting the right grade of heavy hex nut is crucial for performance and longevity. We offer a variety of material and grade options to suit specific applications:

ASTM A563 (Grades A, B, C, DH) – For general and high-strength applications

ASTM A194 (Grades 2H, 2HM, 4, 7, 8, 8M) – Ideal for high-temperature and high-pressure environments

Carbon & Alloy Steel – Preferred in structural and industrial settings

Stainless Steel (A2, A4) – Provides excellent corrosion resistance, perfect for marine and chemical industries

International Standards Equivalents

ASME B18.2.2 heavy hex nuts are compatible with several international standards, enabling their use in projects worldwide. Common equivalents include:

ISO 4032 / DIN 934 – European standard

JIS B1181 – Japanese standard

BS 1768 – British standard

These global equivalents make our heavy hex nuts a reliable choice for cross-border engineering and construction requirements.

Industrial Applications

Heavy hex nuts are trusted in sectors where strength and safety are non-negotiable. Typical applications include:

Construction & Infrastructure – Used in bridges, highways, and steel frameworks

Heavy Equipment & Machinery – Ensures durable fastening in mechanical systems

Oil & Gas – Suitable for high-pressure pipeline connections

Power Plants – Used in turbines, transformers, and other critical components

Marine & Offshore – Designed to withstand corrosive and extreme environments

Why Bigboltnut?

Bigboltnut stands out as a leading manufacturer and exporter of ASME B18.2.2 heavy hex nuts due to our commitment to quality and customer satisfaction. Here’s what sets us apart:

Precision Engineering – Manufactured with tight tolerances for accuracy and fit

Wide Range of Sizes – Standard and custom sizes available

High-Quality Materials – Sourced and tested for maximum strength

Global Standard Compliance – Conforms to ASME, ISO, DIN, and other international norms

Bulk Supply Capability – Ideal for large-scale industrial and infrastructure projects

If you're seeking reliable fastening solutions that meet international quality benchmarks, Bigboltnut's ASME B18.2.2 heavy hex nuts are your go-to option. We are committed to delivering fasteners that perform under pressure—literally.

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ISO 4032 Hexagon Nuts Weight Chart for Industrial Use| BigBoltNut

Understanding the ISO 4032 nut weight chart is essential when selecting the right hex nuts for any application. These charts provide accurate weight details based on size, material, and specifications—ensuring the ideal match for load-bearing and structural needs. Whether in construction, manufacturing, or heavy engineering, having precise nut weight information enhances material handling, supports structural reliability, and streamlines transportation logistics.

At Bigboltnut, we specialize in manufacturing high-quality ISO 4032 hex nuts that conform to exact standards. Our nuts are engineered to deliver durability, strength, and precision for demanding industrial environments.

Importance of Nut Weight Charts in Industrial Applications:

Nut weight plays a critical role in ensuring proper load distribution, fastening integrity, and structural safety. Choosing the right weight avoids loosening caused by vibrations, thermal expansion, or mechanical stress. It also aids in transport planning, cost estimation, and optimized usage of materials.

By using a hex nut weight chart, professionals can select fasteners that ensure secure assembly, extended service life, and enhanced performance—all while minimizing waste and overuse of raw materials.

MS Nut Weight Chart – Mild Steel Hex Nuts for General Engineering

Mild steel (MS) hex nuts are widely used in automotive, construction, and general engineering sectors due to their cost-effectiveness and mechanical strength. The weight of MS nuts varies based on dimensions, thickness, and surface treatment.

While basic MS nuts offer limited corrosion resistance, galvanization or zinc plating significantly improves their durability in outdoor or harsh environments. For detailed weight specifications and availability, contact Bigboltnut’s expert team for accurate and prompt support.

Why Choose Bigboltnut?

Bigboltnut stands out as a trusted manufacturer and supplier of ISO 4032 standard hex nuts, delivering products that meet international quality benchmarks and demanding industrial expectations.

Our Key Strengths:

Precision Manufacturing: Every nut is produced with strict adherence to ISO 4032 standards.

Wide Material Range: Available in mild steel, stainless steel, and alloy steel to suit diverse applications.

Corrosion Resistance: Choose from galvanized or stainless steel options for enhanced weather protection.

Bulk Orders & Custom Solutions: We cater to large-scale project needs and offer tailored fastening products.

Timely Delivery: Reliable logistics ensure timely supply across global markets.

Enhance your project’s reliability and performance with high-quality ISO 4032 hex nuts from Bigboltnut. Reach out today for weight charts, technical support, or customized fastening solutions.

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IS 2016 Plain Washer Weight Count Chart | BigBoltNut

Selecting the correct type of washer is critical to maintaining the strength, durability, and longevity of any bolted connection. Washers play a vital role by distributing loads evenly, protecting surfaces from damage, and helping retain the required tension in fasteners over time. For engineers, procurement teams, and industry professionals, having accurate information about washer weight and dimensions—especially those compliant with IS 2016 standards—is essential.

The IS 2016 washer chart outlines the specific measurements and weight details for plain washers used in conjunction with hex bolts and nuts. The flat washer weight chart provides approximate weights in kilograms per 1,000 units, based on washer sizes.

Impact of Material Type on Washer Weight and Performance

The material used in a washer significantly affects both its weight and functional properties. Here’s how different materials influence washer characteristics:

Mild Steel (MS) Washers: Known for their balance of strength and affordability, mild steel washers are commonly used in general-purpose applications. Refer to the MS washer weight chart for accurate data on various sizes.

Galvanized Iron (GI) Washers: Coated with a layer of zinc, GI washers offer enhanced corrosion resistance, making them ideal for outdoor and moisture-prone environments. The GI washer weight chart offers reliable figures for each size.

Stainless Steel Washers: These washers are preferred in marine, chemical, and food-grade industries due to their excellent resistance to corrosion and superior durability.

Why Choose BigBoltNut for Industrial Washers?

At BigBoltNut, we specialize in delivering top-quality washers that meet and exceed industry expectations. Here’s what sets us apart:

Extensive Product Range: We supply a diverse selection of standard and customized washers to meet varying industrial demands.

Premium Quality Materials: All washers are manufactured using high-quality raw materials to ensure top-tier performance and longevity.

Precision and Compliance: Our products are engineered with precision and adhere to relevant standards like IS 2016, ensuring easy installation and reliable performance.

Global Distribution Network: With a robust global supply chain, we ensure timely deliveries and efficient service across international markets.

Partner with BigBoltNut for industrial washers that deliver strength, precision, and reliability. Our commitment to quality ensures that your fastening solutions stand the test of time, no matter the application or environment.

Source Url : https://www.bigboltnut.com/product/weight-count-chart-is2016-plain-washer.html

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Foundation Bolt: High-strength Fasteners for Structural Stability- Bigboltnut

Foundation bolts are critical fastening components used to secure structures to concrete, ensuring stability and strength in construction, industrial machinery, and infrastructure projects. Designed to withstand heavy loads, vibrations, and environmental stressors, these bolts play a crucial role in structural engineering. At Bigboltnut, we specialize in manufacturing and supplying a wide range of foundation anchor bolts, delivering reliable fastening solutions for diverse industrial applications. What Are Foundation Bolts?

Foundation bolts are long-threaded fasteners embedded in concrete to securely anchor steel columns, machinery, and heavy structures. Available in various designs, they are tailored to meet specific load-bearing and installation requirements.

Key Features of Foundation Anchor Bolts:

High tensile strength for robust load-bearing applications

Corrosion-resistant materials ensuring durability and longevity

Standard and custom sizes available for diverse industrial needs

Engineered to withstand seismic and dynamic stresses Types of Foundation Bolts Foundation bolts are categorized based on design, installation method, and application requirements. The most commonly used types include: J Foundation Bolt Hooked J-shape for enhanced anchorage in concrete Ideal for heavy machinery and industrial equipment Bent Foundation Bolt Features an L-shaped or J-shaped design for a secure grip in concrete Commonly used in steel structures, bridges, and columns

Eye Foundation Bolt Designed with an eye-shaped loop for wire or rod connections Used in transmission towers, utility poles, and hoisting applications Mild Steel (MS) Foundation Bolt Manufactured from mild steel for durability and moderate strength A cost-effective option for low-to-medium load applications Stainless Steel Foundation Bolt Made from A2-70, A4-80, or 316 stainless steel Exceptional corrosion resistance, making it ideal for marine and outdoor environments

At Bigboltnut, we are committed to delivering high-quality foundation bolts tailored to meet the demanding requirements of industrial and infrastructure projects. Our products ensure strength, reliability, and long-term performance in any application. Source Url:

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A4-80 Stainless Steel Bolts – High-Strength Fasteners for Industrial Applications

A4-80 stainless steel bolts are premium-grade fasteners designed for industries requiring superior strength, corrosion resistance, and durability. These bolts are widely utilized in marine, construction, and chemical processing industries, where they must withstand harsh environmental conditions.

A4-80 stainless steel bolts derive their classification from two components:

A4 indicates that the bolt is made from the SS 316 family, austenitic stainless steel known for its exceptional corrosion resistance. 80 denotes a minimum tensile strength of 800 MPa, ensuring robustness and reliability.

Bigboltnut fasteners adhere to ISO 3506-1 standards, guaranteeing top-tier performance across industrial sectors that demand high-strength fastening solutions.

Material Composition and Chemical Properties

The composition of A4-80 stainless steel bolts enhances their resilience against rust, acids, and chloride-rich environments, making them ideal for use in marine and chemical processing applications.

Key Chemical Elements:

• Chromium (16-18%) – Enhances corrosion resistance. • Nickel (10-14%) – Increases mechanical stability. • Molybdenum (2-3%) – Prevents pitting and crevice corrosion. • Carbon (≤ 0.08%) – Balances strength while reducing brittleness.

Mechanical Properties and Strength of A4-80 Bolts A4-80 bolts are engineered to deliver high tensile and yield strength, making them suitable for heavy-duty applications requiring optimal fastening reliability.

• Mechanical Characteristics: • Tensile Strength: Minimum 800 MPa • Yield Strength: Approximately 600 MPa • Hardness: 200-320 HB

Standard Bolt Dimensions: • Diameter Range: M6 to M36 • Length Range: 10 mm to 500 mm • Thread Types: Coarse and fine threads

Why Choose A4-80 Stainless Steel Bolts- Bigboltnut? • Superior corrosion resistance for marine and chemical applications. • High tensile and yield strength for heavy-load performance. • ISO 3506-1 compliance, ensuring quality and reliability. • Available in multiple sizes to suit diverse industrial needs.

For top-quality A4-80 stainless steel bolts, trust a reliable manufacturer that delivers performance, durability, and compliance with global standards. Contact us today for your fastening solutions!

Source url: https://www.bigboltnut.com/product/iso-3506-1-gr-a480.html

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High-Quality A2-70 Stainless Steel Bolts for Industrial Applications | Bigboltnut

A2-70 stainless steel bolts, compliant with ISO 3506-1 standards, offer exceptional strength, durability, and corrosion resistance, making them ideal for demanding industries such as construction, automotive, marine, and heavy machinery. Their reliability ensures secure fastening in critical applications.

At Bigboltnut, we supply premium A2-70 stainless steel bolts that meet all global quality standards, ensuring long-lasting performance across diverse environments.

Understanding A2-70 Stainless Steel Bolts

The A2 classification signifies austenitic stainless steel, commonly equivalent to Grade 304, while 70 represents a minimum tensile strength of 700 MPa. This composition delivers excellent corrosion resistance, even in harsh conditions, ensuring reliability in both indoor and outdoor applications.

Mechanical & Material Properties of A2-70 Stainless Steel

Key Features:

Corrosion Resistance: High chromium content prevents rust and oxidation, making these bolts suitable for outdoor and marine use.

Strength & Durability: A minimum tensile strength of 700 MPa ensures resistance to high stress without deformation.

Temperature Resilience: Performs efficiently in extreme temperatures, making it ideal for industrial settings.

Yield Strength: Approximately 450 MPa, ensuring excellent load-bearing capacity.

Why Choose A2-70 Stainless Steel Bolts?

Superior resistance to rust and oxidation

Exceptional mechanical strength and toughness

Available in a wide range of sizes and specifications

Suitable for both indoor and outdoor applications

Manufactured to meet strict international quality standards

At Bigboltnut, we prioritize stringent quality control to provide high-performance A2-70 fasteners that guarantee reliability in diverse industrial applications.

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Iso-3506 A4-70 Stainless Steel Bolts-High-Performance Fastening Solution | Bigboltnut

A4-70 stainless steel bolts are high-strength, corrosion-resistant fasteners widely used in demanding industrial applications. Manufactured from premium A4-70-grade stainless steel, these bolts offer exceptional durability, making them ideal for harsh environments, including marine, chemical, and outdoor settings.

A4-70 Material Properties and Standards

Engineered to meet global quality standards, A4-70 stainless steel bolts ensure consistent strength, composition, and longevity. Often compared to AISI 316 stainless steel, they provide excellent performance under extreme conditions.

A4-70 Bolt Size Guide

Choosing the appropriate bolt size is critical to attaining the optimum fastening performance.

Selecting the correct bolt size is essential for optimal fastening efficiency. The A4-70 bolt size guide offers a comprehensive reference to standard dimensions, ensuring compatibility across multiple industrial and structural applications.

Key Applications of A4-70 Bolts

A4-70 stainless steel bolts serve diverse sectors that require strong, corrosion-resistant fastening solutions:

Marine and offshore: Withstand saltwater corrosion for extended durability in submerged and coastal structures.

Chemical and food processing: Maintain integrity in high-temperature, chemical-rich, and hygienic environments.

Heavy engineering and construction: Provide excellent tensile strength and reliability for structural applications.

Aerospace and automotive: Meet stringent safety standards and endure high-stress conditions.

These high-performance bolts are essential for industries demanding superior strength and corrosion resistance.

Source Url: https://www.bigboltnut.com/product/iso-3506-1-gr-a470.html

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Leading Manufacturer & Exporter of ASME B1.1 Unified Inch Screw Thread Stud Bolts & Heavy Hex Bolts in India

BigBoltNut is a trusted manufacturer, supplier, and exporter of ASME B1.1 (Unified Inch Screw Thread) fasteners in India. Also known as ANSI B1.1, this standard is based on inch modules and defines the thread shape, series, class, allowance,and tolerance for unified screw threads.

We specialize in high-performance ASME B1.1-compliant stud bolts and heavy hex bolts, designed for demanding industrial applications. Our fasteners meet stringent thread dimension standards, ensuring durability and precision.

Our Product Range:

 Stud Bolts – Available in fully threaded, double-ended, and reduced shank designs, manufactured from high-quality stainless steel, carbon steel, and alloy steel grades, including 8.8, 10.9, 12.9, SS304, SS316, SS316L, SS316 S31, B7, L7, 8M, and B8.

Hex Head Bolts – Manufactured as per ASME B18.2.1 standards, including hex head bolts and hex cap screws, ensuring superior strength and reliability.

Nuts & Washers – Produced to complement our fasteners, ensuring ASME compliance and secure fastening solutions.

Thread Combinations as per ASME B1.1:

UN (Unified National) – Standard threading for internal and external applications. Unified National Rounded Root – A rounded root profile for enhanced fatigue resistance. UNJ Threads – Designed for high-stress environments, featuring an expanded root radius for superior fatigue strength.

At BigBoltNut, we are committed to providing high-precision industrial fasteners for various sectors, including construction, oil & gas, marine, power plants, and heavy engineering industries.

For bulk inquiries or custom orders, contact BigBoltNut, the leading ASME B1.1 fastener manufacturer in India.

Source Url: https://www.bigboltnut.com/product/asme-b1-1.html

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BS 3692 Bolt Weight Chart in Kg, mm, PDF | BigBoltNut

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BS 3692 bolt weight chart in kg, mm, and PDF format. View accurate weight details for anchor bolts, foundation bolts like M10, M12, M16, M36 etc.

Understanding bolt and nut weights is essential for precise construction, fabrication, and heavy machinery applications. Our BS 3692 bolt weight chart provides detailed weight measurements for bolts and nuts ranging from M10 to M72 in kg, ensuring accurate calculations for your projects.

Whether you need foundation bolts, anchor bolts, or standard fasteners, our chart helps you plan efficiently. Engineers and procurement specialists rely on bolt and nut weight charts to determine weights based on size and material composition.

For structural applications, selecting the right bolts, nuts, and foundation fasteners is crucial. Our comprehensive BS 3692 bolt weight chart, foundation bolt weight chart, and anchor bolt weight chart provide the necessary details for precise weight estimations. Use our bolt and nut weight calculator to enhance efficiency in your projects.

Foundation bolts play a key role in securing structural elements to concrete foundations. Available in various forms like L-bolts, J-bolts, U-bolts, and straight anchor bolts, their weight depends on diameter, length, and material composition.

Optimize your project planning with our accurate bolt and nut weight charts for seamless construction and manufacturing processes.