API thread gauge

API thread gauges supplier

API Spec 5B Thread Gauges

API CASING THREAD WORKING/MASTER GAUGES

CSG thread ring gauges and plug gages-short casing (API Spec 5B)

4 1/2 CSG 5 CSG 5 1/2 CSG
6 5/8 CSG 7 CSG 7 5/8 CSG
8 5/8 CSG 9 5/8 CSG 10 3/4 CSG
11 3/4 CSG 13 3/8 CSG 16 CSG
18 5/8 CSG 20 CSG

 

LCSG thread ring gauges and plug gages-Long Casing(API Spec 5B)

4 1/2 LCSG 5 LCSG 5 1/2 LCSG
6 5/8 LCSG 7 LCSG 7 5/8 LCSG
8 5/8 LCSG 9 5/8 LCSG 10 3/4 LCSG
11 3/4 LCSG 13 3/8 LCSG 16 LCSG
18 5/8 LCSG 20 LCSG

 

BTC thread ring gauges and plug gages-Buttress Thread Casing(API Spec 5B)

4 1/2 BTC/BCSG 5 BTC/BCSG 5 1/2 BTC/BCSG
6 5/8 BTC/BCSG 7 BTC/BCSG 7 5/8 BTC/BCSG
8 5/8 BTC/BCSG 9 5/8 BTC/BCSG 10 3/4 BTC/BCSG
11 3/4 BTC/BCSG 13 3/8 BTC/BCSG 16 BTC/BCSG
18 5/8 BTC/BCSG 20 BTC/BCSG

 

TBG/NUE thread ring gauges and plug gages-Non-Upset Tubing (API Spec 5B)

1.050 TBG/NUE 1.315 TBG/NUE 1.660 TBG/NUE
1.900 TBG/NUE 2 3/8 TBG/NUE 2 7/8 TBG/NUE
3 1/2 TBG/NUE 4 TBG/NUE 4 1/2 TBG/NUE

 

UP/EUE thread ring gauges and plug gages-Upset Tubing(API Spec 5B)

1.050 UP/EUE 1.315 UP/EUE 1.660 UP/EUE
1.900 UP/EUE 2 3/8 UP/EUE 2 7/8 UP/EUE
3 1/2 UP/EUE 4 UP/EUE 4 1/2 UP/EUE

 

LP thread ring gauges and plug gage-Line Pipe(API Spec 5B)

1/8 LP 1/4 LP 3/8 LP 1/2 LP
3/4 LP 1 LP 1 1/4 LP 1 1/2 LP
2 LP 2 1/2 LP 3 LP 3 1/2 LP
4 LP 5 LP 6 LP 8 LP
10 LP 12 LP 14 LP 16 LP
18 LP

 

API Spec 7-2 Thread Gauges                                                    

API Numbered Connections (NC) thread ring gauges and plug gages(API Spec 7-2)

NC10 NC12 NC13 NC16
NC23 NC26(2 3/8IF) NC31(2 7/8IF) NC35
NC38(3 1/2IF) NC40(4FH) NC44 NC46(4 IF)
NC50(4 1/2IF) NC56 NC61 NC70
NC77  

 

API Regular Rotary thread ring gauges and plug gages(API Spec 7-2)

2 3/8 REG 2 7/8 REG 3 1/2 REG 4 1/2 REG
5 1/2 REG 6 5/8 REG 7 5/8 REG 8 5/8 REG

 

API FH (full hole) thread ring gauges and plug gages (API Spec 7-2)

FH 3 1/2 FH 4 FH 4 1/2 FH 5 1/2 FH 6 5/8

API IF (Internal Flush) thread ring gauges and plug gage(API Spec 7-2)

IF 2 3/8 IF 2 7/8 IF 3 1/2 IF 4
IF 4 1/2 IF 5 1/2 IF 6 5/8

We 100% be sure gauges’s quality, when clients received goods, if found any not well, clients can give back to us, we will undertake all the loss including shipping cost .

We accept payment of T/T (bank transfer), Paypal.

We usually send goods by express, DHL or UPS.

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