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7”BCSG API thread gauge
    Publish time 2024-03-22 09:29    

API Buttress casing working and reference master gages per API Specification 5B for sizes from 4-1/2 to 20 inches in diameter.

7”BCSG API thread gauge

     SOWANT precision gage can provides  BUTTRESS CASING MASTER GAGES and reference master gages per API Specification 5B for sizes from 4-1/2 to 20 inches in diameter.  All working gages are manufactured and certified using a certified API reference master gage as required by the standard.

 

China API gauge   (Casing Round Thread)

Gauge Code

Outer dia. Ø

Taper

Gauge Code

Outer dia. Ø

Taper

4 1/2 (CSG,LCSG)

114.30

1:16

8 5/8 (CSG,LCSG)

219.08

1:16

5 (CSG,LCSG)

127.00

9 5/8 (CSG,LCSG)

244.48

5 1/2 (CSG,LCSG)

139.70

10 3/4 (CSG,LCSG)

273.05

6 5/8 (CSG,LCSG)

168.28

11 3/4 (CSG,LCSG)

298.45

7 (CSG,LCSG)

177.80

13 3/8 (CSG,LCSG)

339.73

7 5/8 (CSG,LCSG)

193.68

16 (CSG,LCSG)

406.40

The pitch of API   gauges:3.175(8); The form angle of API thread gauge:60°

 

Chinese API gauge   (Buttress Casing Thread)

Gauge Code

Outer dia. Ø

Taper

Gauge Code

Outer dia. Ø

Taper

4 1/2 BCSG

114.30

1:16

8 5/8 BCSG

219.08

1:16

5 BCSG

127.00

9 5/8 BCSG

244.48

5 1/2 BCSG

139.70

10 3/4 BCSG

273.05

6 5/8 BCSG

168.28

11 3/4 BCSG

298.45

7 BCSG

177.80

13 3/8 BCSG

339.73

7 5/8 BCSG

193.68

16 BCSG

406.40

1:12

The pitch of API   gauges:5.08(5); The form angle of API thread gauge:3°, 10°.

 

Chinese API gauge   (Non-upset Tubing Thread)

Gauge Code

Outer dia. Ø

Pitch

Taper

Gauge Code

Outer dia. Ø

Pitch

Taper

1.050 TBG

26.67

2.54(10)

1:16

2 7/8 TBG

73.03

2.54(10)

1:16

1.315 TBG

33.40

2.54(10)

3 1/2 TBG

88.90

2.54(10)

1.660 TBG

42.16

2.54(10)

4 TBG

101.60

3.175(8)

1.900 TBG

48.26

2.54(10)

4 1/2 TBG

114.30

3.175(8)

2 3/8 TBG

60.33

2.54(10)




The form angle of API   gauges:60°

 

China API gauge   (External-upset Tubing Thread)

Gauge Code

Outer dia. Ø

Pitch

Taper

Gauge Code

Outer dia. Ø

Pitch

Taper

1.050 UPTBG

26.67

2.54(10)

1:16

2 7/8 UPTBG

73.03

3.175(8)

1:16

1.315 UPTBG

33.40

2.54(10)

3 1/2 UPTBG

88.90

3.175(8)

1.660 UPTBG

42.16

2.54(10)

4 UPTBG

101.60

3.175(8)

1.900 UPTBG

48.26

2.54(10)

4 1/2 UPTBG

114.30

3.175(8)

2 3/8 UPTBG

60.33

3.175(8)




The form angle of API   gauges:60°

 

China API gauge (Line   Pipe Thread)

Gauge Code

Outer dia. Ø

Pitch

Taper

Gauge Code

Outer dia. Ø

Pitch

Taper

1/8 LP

3.18

0.941(27)

1:16

2 1/2 LP

63.50

3.175(8)

1:16

1/4 LP

6.35

1.411(18)

3 LP

76.20

3.175(8)

3/8 LP

9.53

1.411(18)

3 1/2 LP

88.90

3.175(8)

1/2 LP

12.70

1.814(14)

4 LP

101.60

3.175(8)

3/4 LP

19.05

1.814(14)

5 LP

127.00

3.175(8)

1 LP

25.40

2.209(11 1/2)

6 LP

152.40

3.175(8)

1 1/4 LP

31.75

2.209(11 1/2)

8 LP

203.20

3.175(8)

1 1/2 LP

38.10

2.209(11 1/2)

10 LP

254.00

3.175(8)

2

50.80

2.209(11 1/2)




The form angle of API   gauges:60°

 

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