4 1/2 BTC / BCSG API thread gauge-ring plug gage
Buttress Thread Casing 4 1/2″ API Spec 5B working/master gage
- Type: BTC / BCSG
- Size: 4 1/2
- TPI: 5
- TPF: 3/4
- Taper: 1:16
Out Diameter: 114.71 Pitch Diameter: 113.132 L4=92.39 S=2.540+/-0.381
Each 4 1/2-5 BTC thread gage 100% calibrated with quality assurance.
BTC 4 1/2″ API thread gauge calibration certificate
If needed, one long form calibration certificate from professional third party testing lab can be supplied.
We are a professional API thread gauges supplier, we can provide API Spec 5B thread gages (CSG, LCSG, BTC/BCSG, TBG/NUE, UP/EUE, LP), API Spec 7-2 thread gauges (NC, REG, FH, IF).
Worldwide shipment , usually taking 3-4 days clients can receive goods.
Check the full range of API thread gauges
We accept payment of T/T(bank transfer), Paypal, Credit Cards, and West Union etc.