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Product name:

Number:API SPEC 7-2 NUMBERED CONNECTIONS (N.C.) WORKING/MASTER/TAPER GAGES

Classification:Oil Pipe Thread Gauge

Product description


API SPEC 7-2 NUMBERED CONNECTIONS (N.C.) WORKING/MASTER/TAPER GAGES

SIZE

T.P.I

T.P.F

THD FORM

TAPER

ANGLE

NC10

6

1-1/2

V-0.055R

1:8

60°

NC12

6

1-1/2

V-0.055R

1:8

 

NC13

6

1-1/2

V-0.055R

1:8

 

NC16

6

1-1/2

V-0.055R

1:8

 

NC23

4

2

V-0.38R

1:6

 

NC26(2 3/8IF)

4

2

V-0.38R(V-0.065)

1:6

 

NC31(2 7/8IF)

4

2

V-0.38R(V-0.065)

1:6

 

NC35

4

2

V-0.38R

1:6

 

NC38(3 1/2IF)

4

2

V-0.38R(V-0.065)

1:6

 

NC40(4FH)

4

2

V-0.38R(V-0.065)

1:6

 

NC44

4

2

V-0.38R(V-0.065)

1:6

 

NC46(4 IF)

4

2

V-0.38R(V-0.065)

1:6

 

NC50(4 1/2IF) (5 X.H)

4

2

V-0.38R

1:6

 

NC56

4

3

V-0.38R

1:4

 

NC61

4

3

V-0.38R

1:4

 

NC70

4

3

V-0.38R

1:4

 

NC77

4

3

V-0.38R

1:4

Instructions:
1)Implementation of standards:API SPEC 7-2:2017
2)Material: GCr15, Measuring surface hardness 60-63HRC;
3)Come with the calibration certificates ,which can be tracealbe to NIM.
How to order?
For example:
Pls mark : Working Gauges: NC50 RING & PLUG, or  NC50 BOX&PIN,
and E-mail to: edwin@szfyou.com

Next:API SPEC 7-2 FULL HOLE(F.H) WORKING /MASTER/TAPER GAGES