#API 5B Thread Gauges

[thirdcoastgage]

The Ultimate Guide to API Thread Gauges: Everything You Need to Know

If you work in the oil and gas industry, you are likely familiar with the importance of accurate and reliable thread gauges. In this post, we will dive into the world of API 5B Thread Gauges, specifically focusing on the API 7-1 standard. Let's explore the significance of these thread gauges and how they ensure the integrity of threaded connections used in drilling and production operations.

What are API 5B Thread Gauges?

API 5B Thread Gauges are precision tools used to measure and verify the pitch diameter and thread form of threaded connections in oilfield equipment. These gauges are essential for ensuring the quality and integrity of threaded connections, which are used extensively in oil and gas drilling operations.

Understanding the API 7-1 Standard

The API 7-1 standard sets forth the requirements for rotary drilling equipment, including rotary drill stem elements, thread connections, and gauges. The standard specifies the dimensions, tolerances, and performance criteria for various types of thread connections used in drilling operations.

Thread Types

API 7-1 covers a range of thread types, including:

API Regular Threads: These threads are commonly used in drill pipes, drill collars, and other rotary drill stem elements. They provide reliable and secure connections for drilling purposes.

API Buttress Threads: Buttress threads are ideal for applications that require high torque transmission and resistance to axial loads. They are commonly used in casing and tubing connections.

API Modified Acme Threads: These threads are designed to withstand high tension and compression loads. They find applications in heavy-duty drilling operations.

API Extreme Line Threads: Extreme line threads are used in extreme conditions and require robust connections to withstand harsh environments.

Gauge Design and Function

API 5B Thread Gauges are meticulously designed to ensure accuracy and reliability. They consist of precision-cut threads that match the corresponding thread types and sizes specified in the API 7-1 standard. These thread gauges serve as a reference for checking the acceptability of threads on various oilfield equipment.

The gauges are used by skilled technicians to measure critical parameters such as thread taper, pitch diameter, thread profile, and thread flank angles. By comparing the measured dimensions to the specified tolerances in API 7-1, technicians can identify any defects or deviations that may compromise the integrity of the threaded connections.

The Importance of API 5B Thread Gauges and API 7-1

Threaded connections play a crucial role in oil and gas drilling operations. They must be able to withstand immense pressure, torque, and other mechanical forces often encountered in harsh environments. The use of API 5B Thread Gauges helps ensure that these connections meet the stringent requirements set forth by the API 7-1 standard.

By adhering to API standards and utilizing API 5B Thread Gauges, oil and gas companies can:

Enhance Safety: Accurate and reliable threaded connections minimize the risk of leaks, blowouts, and other hazardous incidents.

Improve Efficiency: Properly threaded connections allow for efficient assembly and disassembly of drilling equipment, reducing downtime and optimizing operational efficiency.

Ensure Compatibility: API 5B Thread Gauges validate the compatibility of threaded connections across different manufacturers, promoting interoperability within the industry.

Maintain Quality: Regular inspection and verification using API 5B Thread Gauges help maintain the quality of threaded connections over time, ensuring long-term reliability.

Conclusion

In conclusion, API 5B Thread Gauges, in accordance with the API 7-1 standard, play a critical role in maintaining the integrity and reliability of threaded connections used in oil and gas drilling operations. By adhering to these standards and utilizing precise thread gauges, companies can ensure safer operations, higher efficiency, and long-lasting quality in their drilling equipment.

[alisaroy]

Maintenance & Preservation of Gauges

Gauge need to be thoroughly cleaned before and after use with either Alcohol or suitable solvent which do not contain water or leave an oil buildup.

Starrett M1 oil should be used when gauges are not in use. Do not use WD40 as it leaves a greasy buildup; really bad on gauge blocks.

The component must also be clean and free of metal particles.

Do not use thread gauges forcefully: like a tap or die.

Do not allow the gauge to be dropped on the shop floor, the gauges are brittle and may break.

Please note that the limit gauge is a precision tool and should be handled carefully.

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Gauge Life

It is very difficult to predict gauge life. Gauges used against cast iron, aluminum and stainless/duplex steels have faster wear due to lapping effect of these material . However, gauge life can certainly be improved by proper use and care of the gauges as defined above. A calibration interval of one year to start and adjust after a history is established.

Troubleshooting

A working gauge answers/enters the components but the inspection gauge doesn’t answer: This is normally due to the size of the inspection go gauge slightly above the working go gauge. In such case the working gauge dimensions may be worn out or gauges are at either ends of the gauge tolerance. For future use, interchange the working and inspection gauges; and decrease your calibration interval.

Go gauge doesn’t enter but the nogo answers freely: This occurs due to major diameter of nut i.e. internal thread or minor diameter of bolt i.e. external thread is not maintained properly The major diameter of the go plug and minor diameter of the go ring gauge is sharp and hence obstructs with the corresponding diameter on the component. 

Hence the operator takes more material without correcting the tool sharpness. The nogo major diameter/minor diameter being more truncated than the go gauge, enters the component. The go gauge controls all the thread parameters and will not enter if any of these are incorrect. If there is no control on the actual point of error, the effective diameter of the component becomes oversized and the nogo gauge enters.

[chrispaul2020]

Thread Gauge from Northern Gauge

Northern Gauge are committed to manufacturing the highest quality thread gauge. We strive to provide the best, and most complete gauging product line up in the world.

View all Products of Thread Gauge from Northern Gauge

ANTP 6 Step Plain Plug MIL-P-7105B

API 7-2 Rotary Thread Gauges

API 6A/5A

BSP ISO 228

BX 1000 Groove Diameter Gauge & Standards

Dial Indicators CDI Brand

External Taper Gauge

Gauge Blocks Tungsten Carbide

Internal Taper Gauge

Lead Gauge & Standards

Metric Thread Gauge ANSI B1.16M

Novatork Torque Wrenches

Plain Plug and Ring

NPT Pipe Threads ANSI B1.20.1

NPTF L1 L3 ANSI B1.20.5

Thread Profile Gauges

Tungsten Carbide Contact Point

Thread Height Gauges

Unified Thread ANSI B1.2

API 5B Casing Tubing Line Pipe Buttress

API 11B Sucker/Polish Rod

API 5A – Sharp ‘V’ Thread

API 6A BPV

API 11AX PLUG & RING GAUGES

We offer Thread gauge and all sizes of API 11 AX plug & ring sizes upon request. Please contact us for pricing and more information at 780.628.0844 or sales@northerngauge.com

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More Information download PDF.

[little-p-eng-engineering]

American Petroleum Institute (API)

June 26, 2017

P.Eng.

Meena Rezkallah

The American Petroleum Institute (API) publishes specifications (Spec.), bulletins (Bull.), recommended practices (RP), standards (Std.), and other publications  (Publ.) as an aid to procurement of standardized equipment and materials. These publications are primarily intended for use by the petroleum industry. However, they can be and are used by others in that they are referenced in a code or invoked in the purchase order/specification governing the design and construction of piping systems. For example API Specification 5L and the API Standard 605 are referenced in ASME B31.1, Power Piping Code. The following documents, which relate to piping, are published by the API.

Specifications (Spec.)

Spec. 2B-96 --> Specification   for   the    Fabrication   of Structural  Steel Pipe

Spec. 6D-94 --> Specification for Pipeline  Valves (Gate, Plugs, Ball, and Check  Valves)

Spec. 5L-95 --> Specification for Line  Pipe

Spec. 5LC-91 --> Specification for CRA Line   Pipe

Spec. 6FA-94 --> Specification for Fire Test for   Valves

Spec. 6FC-94 --> Specification  for  Fire  Test  for  Valves with  Automatic Backseats

Spec. 15HR-95 --> Specification  for  High  Pressure  Fiberglass Line Pipe

Spec. 15LE-95 --> Specification   for  Polyethylene  Line Pipe (PE)

Spec. 15LR-90 --> Specification  for  Low  Pressure  Fiberglass Line Pipe

Spec. 5B-88 --> Specification   for  Threading,  Gauging, and Thread Inspection of Casing, Tubing, and Line Pipe Threads; Thirteenth Edition, Supplement 1, July 1990

Spec. 6FA-94 --> Specification for Fire Test for   Valves

Spec. 6B-92 --> API specification for Fire Test for End connections

Spec. 6FC-94 --> Specification  for  Fire  Test  for  Valves with  Automatic Backseats

Spec. 6FD-95 --> Specification  for  Fire  Test   for  Check Valves

Spec. 14A-94 --> Specification    for   Subsurface   Safety Valve  Equipment

Spec. 14D-94 --> Specification    for    Wellhead    Surface Safety Valves and Underwater Safety Valves  for  Offshore Service

Bulletins (Bull.)

Bull. 5C3-94 --> Bulletin on Formulas and Calculations for Casing, Tubing, Drill Pipe, and Line Pipe Properties

Bull. 6AF-95 --> Bulletin on Capabilities of API Flanges Under Combinations of Load

Bull. 6F2-94 --> Bulletin  on  Fire Resistance Improvements for API Flanges

Recommended Practices (RP)

RP 5A3 --> Recommended  Practice  on  Threaded Compounds for Casing, Tubing, and Line Pipe

RP 5A5-97 --> Recommended  Practice  for  Field  Inspection of New Casing, Tubing, and Plain-End Drill Pipe

RP 5B1-96 --> Recommended  Practice  for  Gauging and Inspection of Casing, Tubing, and Line Pipe Threads

RP 5L1-96 --> Recommended  Practice  for  Railroad Transportation of Line Pipe

RP 5L2-87 --> Recommended   Practice  for  Internal Coating of Line Pipe for Noncorrosive Gas Transmission Service

RP 5L3-96 --> Recommended Practice for Conducting Drop-Weight Tear Tests on Line Pipe

RP 51-5-75 --> Recommended   Practice   for   Marine Transportation of Line Pipe; First Edition

RP 5L6-79 --> Recommended Practice for Transportation of Line Pipe on Inland Water ways; First Edition

RP 5L7-88 --> Recommended Practices for Unprimed Internal Fusion Bonded Epoxy Coating of Line Pipe

RP 5L8-96 --> Recommended  Practice  for  Field  Inspection of New Line Pipe

RP 6G-82 --> Recommended  Practice  for  Through Flowline (TFL) Pump Down Systems

Bull 6AF-95 --> Technical Report on Capabilities of API Flanges under Combinations of Load

Bull 6AF1-91 --> Bulletin  on  Temperature Derating  of API Flanges Under  Combinations of Loading

Bull 6RS-90 --> Standardization  of  Valves  and  Wellhead Equipment

RP 1OE-94 --> Recommended Practice for Application of Cement Lining to Steel Tubular Goods, Handling, Installation, and Joining; Third Edition ISO 10409

RP 11V7-90 --> Recommended   Practice   for   Repair, Testing, and Setting Gas Lift Valves; First Edition

RP 15TL4-93 --> Recommended  Practice  for Care and Use Fiberglass Tubulars

RP 17B-88 --> Recommended   Practice  for  Flexible Pipe

RP 520 PTI-93 --> Recommended Practice for Sizing, Selection, and Installation of Pressure Relieving Devices in Refineries, Part I—Sizing and Selection

RP 520 PT II 94 --> Recommended  Practice Sizing, Selection, and Installation of Pressure-Relieving Devices in Refineries, Part II—Installation

RP 574-90 --> Inspection  of  Piping, Tubing, Valves, and Fittings; First Edition (Replaces Guide for Inspection of Refinery Equipment Chapter XI)

RP 1102-93 --> Recommended Practice for Liquid Petroleum Pipelines Crossing Railroads and Highways

RP 1107-91 --> Recommended Pipe Line Maintenance Welding Practices

RP 1109-93 --> Recommended  Practice  for  Marking Liquid Petroleum Line Facilities

RP 1110-97 --> Recommended   Practice  for  Pressure Testing of Liquid Petroleum Pipelines

Standards (Std.)

Std. 526-95 --> Flanged   Steel   Pressure-Relief   Valves Seat

Std. 527-91 --> Seat Tightness of Pressure Relief Valves

Std. 594-91 --> Wafer and Wafer-Lug Check   Valves

Std. 598-90 --> Valve Inspection and Testing

Std. 599-94 --> Metal Plug Valves—Flanged and Welding End

Std. 600-91 --> Steel  Gate  Valves—Flanged  and  Butt Welding Ends

Std. 602-93 --> Compact  Steel  Gate  Valves—Flanged, Threaded, Welding, and Extended Body Ends

Std. 603-91 --> Class  150, Cast, Corrosion-Resistant, Flanged-End Gate Valves

Std. 607-93 --> Fire   Test   for    Soft-Seated   Quarter Turn Valves

Std. 608-95 --> Metal  Ball Valves—Flanged, Threaded and  Welding Ends

Std. 609-91 --> Lug and Wafer Type Butterfly   Valves

Std. 1104-94 --> Welding of Pipelines and Related Facilities; Seventeenth Edition

Publications (Publ.)

Publ. 1113-93 --> Developing a Pipeline Supervisory Control Center

#Little P_Eng

Engineering Consultant Services

TAGS:

API

Piping

ASME B31.1

American Petroleum Institute

[alisaroy]

Solid Ring Gauge vs Adjustable Ring Gauge (AGD)

At Northern Gauge we provide a solid ring design because we know that it is superior to AGD (American Gauge Design) for the following reasons:

Dimensionally more accurate; we can physically measure the pitch diameter and minor diameter. AGD rings are never truly round. AGD ring Pitch Diameters are based on the pitch diameter of the set plug. So basically you only know it’s larger than the Pitch Diameter of the Set Plug; how much larger nobody knows for sure.

No setting plug needed for calibration or Manufacture; a cost saving as you are not forced to purchase the set plug if the gauge manufacturer doesn’t have it in stock.

More care-free, if dropped it doesn’t have to be re-calibrated. With the price of AGD setting plugs it make’s good economic sense to go with a solid ring gauge and perform your periodic calibration based on usage.

Our solid rings are economically priced in comparison to AGD style.

Once you try using our solid rings you’ll never go back to AGD.

[thirdcoastgage]

Know Importance of Reference Measuring Tools

What do we comprehend by reference estimating devices? Precisely what it relates to by the term, that will be, that it is for adjustment and the relationship of estimation. It is a significant instrument that assists one with keeping up with the standard of precision while estimating yards, rooftop, porch, or anything.

This is for one to put together top notch items that can lead to all inclusive subtleties and units, the high level outcome that the reference estimating instruments yield appears to be extraordinary. Henceforth, it is an article, essentially a piece of hardware through which exact outcomes can be delivered without having any biological arrangement.

The Standardization Of Such Tools:

Instruments like API 7-1 check are vital for development. As the estimation is one of the premier strides whereupon everything about, from the quantity of materials and exorbitant wastage to the size of rooms, and so forth, depends, it must be normalized.

In this way, for normalization of estimations, the Russian Federation made metrological management. They expected to check the skill and execution capacity of the hardware. Further, they directed a meteorological amendment of the estimation units delivered by gear like API 5B Thread Gauges to preclude its exactness.

The estimation instruments are considered useful just if their adjustment was finished by the recommended rules of the normalized affiliation. On the off chance that all that comes as per the administrative reports, if every one of the prerequisites of these archives were checked and met come what may, it would finish the assessment.

That is the reason to guarantee the security of the estimating unit; the appraisal was performed utilizing a standard instrument. In addition, estimating the instruments just as hardware as standard ones must be supported by the state norms. The state principles likewise need to meet the prerequisites of the methodological guidelines that characterize the pre-owned techniques and systems, and standard instruments.

What Are The Equipment That Fall Under The Category Of Reference Measuring Tools?

● Industry-standard devices

○ reference gage

○ Graded gage

○ Assembled length gage

○ Setting rings

○ Gauging rolls

○ Sources of monochrome light and

○ Calibration sets.

● Universal estimating units

○ Comparators

○ Vertical length gages

● To control the profile of checks, perfection, and pitch.

○ Horizontal gages

Finishing note:

To control the roundness exactness, harshness, straightness, and evenness, the gages that are found to gauge such deviation additionally fall under this segment.

Shared by: https://bit.ly/3CBEaKP

[alisaroy]

BX 1000 Groove Diameter Gauge & Standards

https://www.northerngauge.com/wp-content/uploads/2021/06/northern-14-RING-GROOVE-MASTER-768×512-1.jpeg Northern Gauge offers Groove diameter gauge and groove standards for setting up the inspection of Ring Grooves. Contact sales@northerngauge.com for more information.

[alisaroy]

Finding API Thread Gauges and Other Types of Equipment are Easier Now - Northern Gauge

Our customer oriented approach is supported by an extensive gauging product line which ISO 17025 Accredited Calibration Services continues to grow through the support of our . We are simply the most complete & accurate Metrology lab in Alberta, Canada. If it is about finding the right type of thread gauges you should only order it from a reliable source that offers a full customer service if ever you end up needing it. You can see a lot of depth gages for sale online but it is always better to buy or order them from a reliable online source. Buying things from online eventually make your job easy and everything can end up being done digitally. At the time of ordering API gages, if you can really find the perfect gage for yourself you will literally save a lot of time of yours. API Thread gauges mostly come in various types such as plugs and ring gages and one of the types of plugs is API 5B plug. Some of the specifications of API 5B plug are it has 8 round ring gage and casing plug where the casings are short thread casing and long thread casing. It has also ring gages and line pipe plug as well as 8 and 10 round ring gages and round tubing plug. Those round tubing plugs are of external upset tubing and non-upset tubing., Sucker rods B1 to B6, Sucker rods P1 to P6, Mining, tapered thread gauges and you can even customize it According to your preference. Resource by: - https://www.northerngauge.com/product-catalogue

[alisaroy]

Raw Material and Heat Treatment Stabilization Process

Gauge material and heat treatment plays a very important role in obtaining a dimensionally stable and long life gauge. We use an OHNS Tungsten quality oil hardened non shrinking steel or a 20MnCr5 steel (for small thread rings). 

The gauge material is duly carburized hardened and tempered. A cryogenic treatment is carried out to increase the performance of the material. This cryogenic treatment is not a substitute for heat treatment, but rather an extension of the heating, quenching and tempering cycle.  Read More at - https://bit.ly/3vcoDMY

The process involves a slow controlled cooling, holding at cryogenic temperature for a specific hold time and then allowing to return to room temperature slowly. This process transforms all retained austenite to martensite. 

The end result is a very stable material which is 100% martensite and very hard RC 58-62. Without cryogenic treatment these steels may contain significant amounts of retained austenite which is a weak, soft, easily abraded micro constituent of steel.

CNC Precision Matrix Thread Grinding Machines All API 5B/7-2 are precision ground on CNC grinding machines. These Grinding machines are state of the art in grinding technology.

Precision Hand Lapping When necessary hand lapping is the finishing process that removes small amounts of material from the gauge surface to bring it within its final tolerance limits. It is the final procedure when machines cannot do the job, and of paramount importance. This process of feeling a millionth’s of inch is a true art.

Temperature Control & Traceability All our gauges go through final inspection in a temperature controlled (20 degrees +/- .5 degree C) metrology lab. All API Master gauges are fully traceable to either NIST or NIM . 

Our long form certificate of inspection provides as much detail as possible showing evidence of dimensional compliance. We understand quality system documentation as well as value associated with it; and as a result we provide long form certificates FREE with every gauge we sell regardless of price.

Coated & Uncoated Threaded Components / Parts If the threaded components like nuts and bolts have to be coated then it is necessary to check them prior to coating. The gauge can be suitably designed to check the before coating size depending upon the coating thickness.

Normally it is only the go limit gauge which is necessary to be used for checking before coating. The component near to nogo limit automatically falls within the tolerance limit after coating.

Normally coating thickness 0.001″. Here the thickness is considered as either an increase or decrease in the pitch diameter. If the coating thickness considered normal to the thread flanks, the variation in diameter is four times the thickness for threads with 60 degree angle and slightly less for 55 degree.

[alisaroy]

API Thread Gauge Manufacturer & Supplier USA

We are one of the Best in API Thread gauges and manufacture a wide variety of thread gauges suitable for various popularly used thread forms like

Metric Thread Gauge, API 5B Casing Tubing Line Pipe Buttress, API 7-2 Rotary Shouldered Thread Gauges Unified Thread Gauges, Novatork Torque Wrenches, Plain Plug and Ring, NPT Pipe Threads and Thread Profile Gauges.

We manufacture plug gauges and ring gauges at our 202 Tideland Road, Broussard, Louisiana USA 70518.

Now it’s Easy to Finding API Thread Gages and Other Types of Equipment in Canada, USA.

If it is about finding the right type of gages, you should only order it from a reliable source that offers Best API Thread Gauge in worldwide.

At the time of ordering API gages, if you can really find the perfect gage for yourself you will literally save a lot of time of yours.

API gages mostly come in various types such as line pipe, casing round, thread taper gauge, internal taper gauge, external taper gages, lead thread gauges, API Buttress casing, line pipe thread, Master Sucker Rod & Polished Rod Gages, Master Sucker Rod, Polished Rod Gages, Thread Profile Gages and you can even customize it According to your preference.

 Find More – API Thread Gauges

[alisaroy]

API 5B Thread Gauge Manufacturer & Supplier USA - Northern Gauge

Northern Gauge is one of the leading manufacturers of American Petroleum Institute (API) Gages. We are one of the Best in API Thread, Metric Thread Gauge, API 5B Casing Tubing Line Pipe Buttress, API 7-2 Rotary Shouldered Thread Gauges Unified Thread Gauges, Novatork Torque Wrenches, Plain Plug and Ring, NPT Pipe Threads and Thread Profile Gauges.

We manufacture plug gauges and ring gauges at our 202 Tideland Road, Broussard, Louisiana USA 70518.

Now it’s Easy to Finding API 5B Thread Gages and Other Types of Equipment in Canada, USA.

API 5B Casing Tubing Line Pipe Buttress

Casings are pipe run from the surface with the purpose of lining the walls of a drilled well. API Buttress thread casings may be furnished with a buttress thread and with or without coupling.

All Northern Gauge 5B thread gauges are manufactured in accordance with API 5B and 5B 1latest edition requirements.

Find More – API Thread Gauge Manufacturer & Supplier

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Northern Gauge API Thread Gauging

API Threading, Thread Gauging, and Inspection of Casing, Tubing, and Line Pipe Threads manufacture Company in World Northern Gauge. API 5B Casing Tubing Line Pipe 6" 8 LINE PIPE RING GAUGE 6" 8 LINE PIPE PLUG GAUGE 5" 8 LINE PIPE RING GAUGE 5" 8 LINE PIPE PLUG GAUGE 4" 8 LINE PIPE RING GAUGE API 5B 8 ROUND CASING 13-3/8" 8 ROUND LONG CASING RING GAUGE 13-3/8" 8 ROUND SHORT CASING RING GAUGE 13-3/8" 8 ROUND CASING PLUG GAUGE 11-3/4" 8 ROUND LONG CASING RING GAUGE - NON NIST 11-3/4" 8 ROUND SHORT CASING RING GAUGE - NON NIST API 5B BUTTRESS CASING 13-3/8" API BUTTRESS CASING PLUG GAUGE 11-3/4" API BUTTRESS CASING RING GAUGE 11-3/4" API BUTTRESS CASING PLUG GAUGE 10-3/4" API BUTTRESS CASING RING GAUGE API 5B BUTTRESS CASING ABOUT US N.A.B Gauge is a sister company to Northern Gauge. The purpose is to provide the same premium gauging to the European, Asian and Gulf region markets. The Northern Gauge product line is currently sold throughout the world. N.A.B Gauge being located in India will provide better service for those overseas customers. We have over 25 years’ experience in the thread gauging industry and pride ourselves in this expansion to new markets in Europe, Asia and Gulf region. We pride ourselves in providing quality thread gauging at an affordable pricing READ MORE CONTACT DETAILS  400 - 280 Portage Close, Sherwood Park, AB T8H 2R6​​​​​​​  sales@northerngauge.com  +91 9970906488  https://northerngauge.ae/api-thread-gauging/

[thirdcoastgage]

The Use of Thread Gages

Thread gages are utilized for directing quality tests on the parts made against the given Thread standard. The Thread gages come in loads of sizes and types and most guidelines is API thread gages.

Programming interface or American Petroleum Institute is had some expertise in fabricate and supply extraordinarily planned API item for assessment oil and gas related item associations. The particular of API item are 5B, 5CT, 5D, 5DP, 6A, 5L 7, 7-1, 7-2, 11B and others. These all gages accompany NIST adjustment declarations traceable or universally perceived measures required according to API Q1 and ISO 9001.

When all is said in done, the Thread gages are extremely straightforward and fitted with a matte Thread to watch that the segment matches with the Thread gage. The entire idea is effectively reasonable yet with assortment of Thread gages accessible currently can cause perplexity.

Here are the distinctive sorts of Thread gages accessible:

Leaf Gages

A leaf gage is the Thread gage accompanies same plan all things considered of Swiss armed force cut. The real preferred standpoint of leaf gage is with this single instrument you can gauge distinctive scopes of Thread gage pitches. It likewise enables you to in a flash know a similar Thread measurements that share same pitches.

Ring Gages

Ring gages can be utilized to quantify just male Threads like Threads of fasteners and screws. It can know both measurement and pitches of the screw. They are viewed as more dependable and exact than the leaf-style.

Plug Gages

Fitting gages can be utilized measure the female Threads like those are in nuts. This gage estimates baling openings where leaf gage is not valuable or especially for littler Threads where leaf gage isn't helpful.

Go Gages

The go gage is particularly intended for fitting with acclimating components. For male Thread, this gage can be larger than usual and shows up the upper bound past the required resilience. While for female Threads, this is undersize and brings down bound.

No Go Gages

No go gages are not structured purposely to fit acclimate components. If any segment fits with this gage, it will be out of particular.

For more about our service: www.thirdcoastgage.com

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STUB ACME Plug and Ring Gauge - Northern Gauge

Northern Gauge manufactures any size in both ACME and STUB ACME plug and ring gauges.  Class 2G is the standard fit.  Class 3G and 4G are tighter fits. All gages are 29 degree full angle.  Modified gauges are available upon request.

API 11AX plug and ring gages - Northern Gauge

Northern Gauge manufactures API 11AX plug and ring gages. All working gages are manufactured in full compliance to API 11B and fully traceable through our ISO 17025 accredited quality program.

Northern Gauge manufactures API 11B Sucker Rod and Polish Rod plug and ring gages. All working gages are manufactured in full compliance to API 11B and fully traceable through our ISO 17025 accredited quality program.

API 5B 8 ROUND CASING THREAD GAUGES - Northern Gauge

Northern Gauge manufactures API 5B 8 round casing plug and ring gages in both Short thread casing “STC” and Long Thread Casing “LTC” from 4-1/2” to 13-3/8”. All working gages are manufactured in full compliance to API 5B and fully traceable to API reference masters.

USA CONTACT DETAILS Website - https://northerngauge.com/ Location - 202 Tideland Road, Broussard, Louisiana USA 70518 Email ID - salesusa@northerngauge.com Contact Number - 337-426-1992 Toll Free: 1-855-449-4935 (Canada & USA)