Basic Info.
Model NO.
Thread Plug Gauges
Measurement Object
Inside Diameter
Test Methods
Through Check Method
Precision Gauge
Precision Gauge
Place of Origin
Jiangsu, China (Mainland)
Standard No
ANSI B 1.1;Asme B1.1;Fed-Std-H 28/2,H28/3
Accuracy
4h,4h5h, 5g ,5h,5h6h,6g,6h,7g,7h
Application
Working Gauges
Gauges Type
Plug/Ring Gauge; Go Nogo Gauge
Other Service
OEM/ODM Is Available
Product Description
Description of thread plug gauge
Plug Scew Guage is a kind of measuring tool to check the internal screw-thread size.
Types of thread plug gauge
Coarse teeth, fine teeth, and pipe.
Standard:
Metric ,British standard ,American standard. Non-standard custom.
Accuracy:
4H 4H5H 5G 5H 5H6H 6G 6H 6H7H 7G 7H. Usally 6H is suitable.
Standard No.FED-STD-H 28;ANSI B 1.2;JIS B 0255 |
() | Tooth No. |
Primary | Secondary | Nominal Dia. | UNC | UNF | UNEF | 4UN | 8UN | 12UN | 16UN | 20UN | 28UN | 32UN |
No. 0 | | 0.0600 | | 80 | | | | | | | | |
| No. 1 | 0.0730 | 64 | 72 | | | | | | | | |
No. 2 | | 0.0860 | 56 | 64 | | | | | | | | |
| No. 3 | 0.0990 | 48 | 56 | | | | | | | | |
No. 4 | | 0.1120 | 40 | 48 | | | | | | | | |
No. 5 | | 0.1250 | 40 | 44 | | | | | | | | |
No. 6 | | 0.1380 | 32 | 40 | | | | | | | | UNC |
No. 8 | | 0.1640 | 32 | 36 | | | | | | | | UNC |
No. 10 | | 0.1900 | 24 | 32 | | | | | | | | UNF |
| No. 12 | 0.2160 | 24 | 28 | 32 | | | | | | UNF | UNEF |
| | | | | | | | | | | | |
1/4 | | 0.2500 | 20 | 28 | 32 | | | | | UNC | UNF | UNEF |
5/16 | | 0.3125 | 18 | 24 | 32 | | | | | 20 | 28 | UNEF |
3/8 | | 0.3750 | 16 | 24 | 32 | | | | UNC | 20 | 28 | UNEF |
7/16 | | 0.4375 | 14 | 20 | 28 | | | | 16 | UNF | UNEF | 32 |
1/2 | | 0.5000 | 13 | 20 | 28 | | | | 16 | UNF | UNEF | 32 |
9/16 | | 0.5625 | 12 | 18 | 24 | | | UNC | 16 | 20 | 28 | 32 |
5/8 | | 0.6250 | 11 | 18 | 24 | | | 12 | 16 | 20 | 28 | 32 |
| 11/16 | 0.6875 | | | 24 | | | 12 | 16 | 20 | 28 | 32 |
3/4 | | 0.7500 | 10 | 16 | 20 | | | 12 | UNF | UNEF | 28 | 32 |
| 13/16 | 0.8125 | | | 20 | | | 12 | 16 | UNEF | 28 | 32 |
7/8 | | 0.8750 | 9 | 14 | 20 | | | 12 | 16 | UNEF | 28 | 32 |
| 15/16 | 0.9375 | | | 20 | | | 12 | 16 | UNEF | 28 | 32 |
| | | | | | | | | | | | |
1 | | 1.0000 | 8 | 12 | 20 | | UNC | UNF | 16 | UNEF | 28 | 32 |
| 1 1/16 | 1.0625 | | | 18 | | 8 | 12 | 16 | 20 | 28 | |
1 1/8 | | 1.1250 | 7 | 12 | 18 | | 8 | UNF | 16 | 20 | 28 | |
| 1 3/16 | 1.1875 | | | 18 | | 8 | 12 | 16 | 20 | 28 | |
1 1/4 | | 1.2500 | 7 | 12 | 18 | | 8 | UNF | 16 | 20 | 28 | |
| 1 5/16 | 1.3125 | | | 18 | | 8 | 12 | 16 | 20 | 28 | |
1 3/8 | | 1.3750 | 6 | 12 | 18 | UNC | 8 | UNF | 16 | 20 | 28 | |
| 1 7/16 | 1.4375 | | | 18 | 6 | 8 | 12 | 16 | 20 | 28 | |
| | 1.5000 | 6 | 12 | 18 | UNC | 8 | UNF | 16 | 20 | 28 | |
| 1 9/16 | 1.5625 | | | 18 | 6 | 8 | 12 | 16 | 20 | | |
1 5/8 | | 1.6250 | | | 18 | 6 | 8 | 12 | 16 | 20 | | |
| 1 11/16 | 1.6875 | | | 18 | 6 | 8 | 12 | 16 | 20 | | |
1 3/4 | | 1.7500 | 5 | | | 6 | 8 | 12 | 16 | 20 | | |
| 1 13/16 | 1.8125 | | | | 6 | 8 | 12 | 16 | 20 | | |
1 7/8 | | 1.8750 | | | | 6 | 8 | 12 | 16 | 20 | | |
| 1 15/16 | 1.9375 | | | | 6 | 8 | 12 | 16 | 20 | | |
| | | | | | | | | | | | |
2 | | 2.0000 | 4 1/2 | | | 6 | 8 | 12 | 16 | 20 | | |
| 2 1/8 | 2.1250 | | | | 6 | 8 | 12 | 16 | 20 | | |
2 1/4 | | 2.2500 | 4 1/2 | | | 6 | 8 | 12 | 16 | 20 | | |
| 2 3/8 | 2.3750 | | | | 6 | 8 | 12 | 16 | 20 | | |
2 1/2 | | 2.5000 | 4 | | UNC | 6 | 8 | 12 | 16 | 20 | | |
| 2 5/8 | 2.6250 | | | 4 | 6 | 8 | 12 | 16 | 20 | | |
2 3/4 | | 2.7500 | 4 | | UNC | 6 | 8 | 12 | 16 | 20 | | |
| 2 7/8 | 2.8750 | | | 4 | 6 | 8 | 12 | 16 | 20 | | |
| | | | | | | | | | | | |
3 | | 3.0000 | 4 | | UNC | 6 | 8 | 12 | 16 | 20 | | |
| 3 1/8 | 3.1250 | | | 4 | 6 | 8 | 12 | 16 | | | |
3 1/4 | | 3.2500 | 4 | | UNC | 6 | 8 | 12 | 16 | | | |
| 3 3/8 | 3.3750 | | | 4 | 6 | 8 | 12 | 16 | | | |
3 1/2 | | 3.5000 | 4 | | UNC | 6 | 8 | 12 | 16 | | | |
... | | | | | | | | | | | | |
6 | | 6.0000 | | | 4 | 6 | 8 | 12 | 16 | | | |
| ; | 3B,2B,1B | | | | | | | | | | |
| ; | 3A,2A,1A | | | | | | | |
Table 1.
Gauge Code and Standards
Thread Type | Thread Name | Tooth Angle And Taper Degree | Thread Code | Thread Standard | Thread Gauge Code | Thread Gauge Standard |
|
Common Thread | Common Thread | Tooth Angle 60°; Taper Degree 0° | M |
| M | GB/T 3934-2003 |
American Standard Unified Thread | American standard unified thread(Coarse thread) | UNC | FED-STD-H28/2~3 ANSI B1.1 | UNC | FED-STD-H28/6 ANSI B1.2 |
American standard unified thread(Fine thread) | UNF | UNF |
American standard unified thread(Super fine thread) | UNEF | UNEF |
|
American standard unified thread(Constant srew of pitch series) | UN | UN |
|
American standard unified thread(The special combination of pitch diameter) | UNS | UNS |
|
55.Non-Seal Pipe Thread | 55°Non-Seal Pipe Thread | Tooth Angle 55°; Taper Degree 0° | G | GB/T 7307-2001 | G | GB/T 10922-2006 |
|
55. Seal Pipe Thread | 55°Taper Internal Thread | Tooth Angle 55°; Taper Degree 1:16 | Rc | GB/T 7306.2-2000 | R | JB/T 10031-1999 |
55.Cylindrical Internal Thread | Tooth Angle 55°; Taper Degree 0° | Rp | GB/T 7306.1-2000 | R |
55 .External Tapered Thread | Tooth Angle 55°; Taper Degree 1:16 | R1,R2 | GB/T 7306.1~2-2000 | R |
Trapezoidal Thread | Trapezoidal Thread | Tooth Angle 30.; Taper Degree 0. | Tr | GB/T 5796.1~4-2005 | Tr | GB/T 8124-2004 |
American Trapezoidal Thread | American Trapezoidal Thread | Tooth Angle 29°; Taper Degree 0° | Acme | ASME B 1.5-1997 FED-STD-H28/12-1995 | Acme | FED-STD-H28/12 |
|
Metric Seal Thread | Metric Seal Thread | Tooth Angle 60°; Taper Degree1:16 | ZM | GB/T 1415-1992 | ZM | GB/T 1581-1979 |
Aeronautics and Astronautics Thread | Aeronautics and Astronautics Thread | Tooth Angle 60°; Taper Degree 0° | MJ | GJB 3.1A~3.3A-2003 | MJ | QJ 2759~2762-1995 QJ 2918~2919-1997 |
|
Sawtooth Thread | Sawtooth Thread | Tooth Angle 3°/30°; Taper Degree 0° | B | GB/T 13576.1~4-1992 | B |
|
Gas Cylinder Dedicated Thread | Gas Cylinder Dedicated Taper Thread | Tooth Angle 55.; Taper Degree 3:25 | PZ | GB 8335-1998 | PZ | GB/T 8336-1998 |
Gas Cylinder Dedicated Cylindrical Thread | Tooth Angle 55°; Taper Degree 0° | PG | PG |
Imperial Whitworth Thread | Wyeth Fine Thread | Tooth Angle 55°; Taper Degree 0° | B.S.F | BS 84:1956 | B.S.F | BS 919-2:1971 |
Wyeth Coarse thread | B.S.W | B.S.W |
German Standard Pipe Thread | German Standard Taper Pipe Thread | Tooth Angle 55°; Taper Degree 1:16 | Rp,R | DIN2999 | Rp,R | D1N2999 |
Japan Standard Pipe Thread | Japan Standard Taper Pipe Thread | Tooth Angle 55°; Taper Degree 1:16 | PT | JIS B 0203-1966 | PT | JIS B 0253-1966 |
Japan Standard Cylindrical Pipe Thread | Tooth Angle 55°; Taper Degree 0° | PF | JIS B 0202-1966 | PF | JIS B 0254-1966 |
Sewing Thread | Sewing Thread | Tooth Angle 60°; Taper Degree 0° | SM | JIS B 0226 | SM |
|
Table 2.
Gauge Code and Standards
Thread Type | Thread Name | Tooth Angle And Taper Degree | Thread Code | Thread Standard | Thread Gauge Code | Thread Gauge Standard |
|
American Standard Pipe Thread | General Purpose American Standard Taper Pipe Thread | Tooth Angle 60°; Taper Degree1:16 | NPT | GB/T 12716-2002 | NPT | FED-STD-H28/7 |
|
Guide Rod Is Connected Used America Standard Taper Pipe Thread | NPTR | ASME B 1.20.1-1993 FED-STD-H28/7-1995 | NPTR |
|
General Seal Cylindrical Inside Thread | Tooth Angle 60°; Taper Degree 0° | NPSC | NPSC |
Free With Mechanical Connection Used America Standard Cylindrical Pipe Thread | NPSM | NPSM |
|
Lock Nut Loose Fit Of Mechanical Connection Used America Standard Cylindrical Pipe Thread | NPSL | NPSL |
|
Dry Seal Taper Pipe Thread | Tooth Angle 60°; Taper Degree1:16 | NPTF | ANSI B 1.20.3-1976 | NPTF | FED-STD-H28/8 |
|
Dry Seal Cylindrical Internal Thread(Fuel Type) | Tooth Angle 60°; Taper Degree 0° | NPSF | NPSF |
Dry Seal Cylindrical Internal Thread(Commonl Type) | NPSI | NPSI |
Hose Joint Cylindrical Thread | NPSH | ASME B 1.20.1-1993 | NPSH | FED-STD-H28/10 |
Table 3.
Gauge Code and Standards
Thread Type | Thread Name | Tooth Angle And Taper Degree | Thread Code | Thread Standard | Thread Gauge Code | Thread Gauge Standard |
|
Petroleum Pipe,Line Pipe,Casing Pipe,Oil Pipe,Drill Pipe Point And Pipe Thread | Oil Pipe Line Pipe Thread | Tooth Angle 60°; Taper Degree1:16 | LP | GB/T 9253.2-1999 | LP | GB/T 9253.2-1999 |
Petroleum Short Casing Round Thread | CSG | CSG |
Petroleum Long Casing Round Thread | LCSG | LCSG |
Petroleum Casing Buttress Thread | Tooth Angle 3°/10°; Taper Degree1:16, 1:12 | BCSG | BCSG |
|
Petroleum Is Not Thickened Oil Pipe Thread | Tooth Angle 60.; Taper Degree1:16 | TBG | TBG |
Petroleum External Upset Oil Pipe Thread | UP TBG | UP TBG |
petroleum Inside The Flat Tool Joint Thread | Tooth Angle 60°; Taper Degree1:16 | IF | GB/T 9253.1-1999 | IF | GB/T 4749-2003 |
Petroleun Bore Type Tool Joint Thread | Tooth Angle 60°; Taper Degree1:4,1:6 | FH | FH |
Petroleum Formal Type Of Tool Joint Thread | REG | REG |
Petroleum Digital Type Of Tool Joint Thread | Tooth Angle 60°; Taper Degree1:8,1:6,1:4 | NC | NC |
|
Petroleum Internal Thickening Tool Pipe Joint Thread | Tooth Angle 60°; Taper Degree1:16 | DP | GB/T 9253.8-1995 | DP | GB/T 9253.9-1995 |
Petroleum External Upset Tool Joint Thread | UP DP |
Address:
1-1618-2, Building 7, Soho, Wanda Plaza, Yunlong District, Xuzhou City, Jiangsu Province, Xuzhou, Jiangsu, China
Business Type:
Trading Company
Business Range:
Electrical & Electronics, Instruments & Meters, Tools & Hardware
Company Introduction:
Xuzhou Perfect Tools Co., Ltd is a professional manufacturer and trading company which located in Jiangsu Province. We are specializing in different kinds of instruments and hardware tools, such as water level sensor, pressure sensor, pressure switch, temperature sensor, temperature switch, flowmeter, and so on, we also deal with almost all kinds of cutting tools, including HSS drills, screw taps and dies, SDS-plus drills, masonary drills, diamond saw blades, tct saw blade, tungsten solid carbide cutting tools and so on. We has a batch of skilled workers, experienced technicians and senior engineers. We also introduce advanced automatic equipment for research, development and manufacture. Meanwhile, in order to meet the demands of ISO 9001: 2000 quality system, we are punctilious in pursuit of raw materials, process of manufacture and test of quality, trying our best to reduce the cost and supply customers with high-quality products at low prices.
We guaranteed products at a competitive price and high quality. At present, our products have a very good sale in domestic and overseas market. We wish to cooperate with you to create a bright future and mutual benefit. Much appreciation for your prompt attention in advance, we are eager to look forward to hearing from you soon.