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API Spec 5dp Friction Welding Drill Pipe O. D. 139.7mm Ieu G/S AISI 4137h
Hebei Shitan Machinery Manufacturing Co., Ltd.Base Info
- Model NO.:O. D. 139.7mm G105 or S135
- Manufacturing Process:Friction Welding
- Surface Treatment:Spray-Paint
- Operation Pressure:Atmospheric Pressure
- Material:Structural Alloy Steel
- Trademark:Shitan
- Specification:O. D. 139.7mm G105 or S135
- Origin:China
- HS Code:8431431000
Description