API Spec 7-1 Gas Drilling Lifting Sub 5"- 6 5/8 Reg AISI 4145h
Hebei Shitan Machinery Manufacturing Co., Ltd.Base Info
- Model NO.：O. D 5"- 6 5,8 REG
- Manufacturing Process：Forging and Integral Heat Treatment
- Surface Treatment：Spray-Paint
- Operation Pressure：Atmospheric Pressure
- Material：Structural Alloy Steel 4145h
- Trademark：Shitan
- Specification：O. D 5"- 6 5,8 REG
- Origin：China
- HS Code：8431431000
Description