Brand Name: --
Model Number: --
Place of Origin: Tianjin, China (Mainland)
1. Grade: H40/ J55/ K55/ N80 / N80Q /R95 /P110 /Q125...
2. Size: R1 /R2 / R3
3. Standard: API 5CT
4. End Design: BTC/ STC/ LTC/ INTEGRAL-JOINT
5. Certification: ISO9001, SGS, API, GOST, BV
Inspection Centre/ Chemical Analysis/Hardness Test/Hydraulic Tester
Metallurgical Micriscope/ Ultrasonic Flaw Detector/ Impact Test Machine/ Bending Machine
With agreement with Top raw material mill ( like Shougang, Angang, Baosteel ...)
Our Workshop
Our Warehouse
Our Company