Quality Standard：ISO2901-4, DIN103, GB/5796 Clearance: 7e, higher precision availabl...

We are professional manufacturer of carbide threading inserts in China, our products ...

The steel grades of common oilfield API-5CT casing pipe include J55, K55, N80-1, N80Q...

This is Shandong Hualian Group, which is specializing in raw material of tyres, such ...

This is Shandong Hualian Group, which is specializing in raw material of tyres, such ...

The steel grades of common oilfield API-5CT casing pipe include J55, K55, N80-1, N80Q...

Stainless Steel Ball AISI 316L Material: AISI 316L Stainless Steel Size: 0.5mm-50.8...

Material: AISI 420 Stainless Steel Size: 0.5mm-50.8mm Grade: G10-G1000 Hardness:HR...

Specifications 1)NEW Tubing pipe manufacturer. 2)API Casing and Tubing pipe for ga...

Specifications 1)NEW Tubing pipe manufacturer. 2)API Casing and Tubing pipe for ga...

Specifications 1)NEW Tubing pipe manufacturer. 2)API Casing and Tubing pipe for ga...

Specifications 1)NEW Tubing pipe manufacturer. 2)API Casing and Tubing pipe for ga...