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[China]
Trade Verify
Address: Room2212, B Building, Tiandi Times Square, Weiyang District, Xi'an City, Shaanxi P.R., China
Contact name:Liza
Puyang Zhongshi Group Co., Ltd. |
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Verified Suppliers
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A precision-machined metal coupling that conforms to API 11B specifications.
Sucker Rod Couplings Specifications
Specifications for sucker rod couplings include:
- Material: High-quality carbon steel, which conforms to API 11B specifications.
- Threads: Premium API cold-formed roll threads.
- Coating: Available in either black oxide or zinc-phosphate coating, providing improved corrosion resistance and lubricity.
Puyang Zhongshi Group Co., Ltd is a professional manufacturer of various oilfield equipments and cementing accessories since 1997, restructured enterprise of SINOPEC. Our group have 10 years export experience and 9 subsidiary factories, more than 500 employees. We are the first-class supplier of resources market of SINOPEC and CNPC.
We have the certificates of API 5CT, API 10D, API 11E, API 6A, API 11AX, ISO 9001 and ISO 14001. Our foreign customers are mainly from America, Central Asia, Russia, Southeast Asia, Middle East, etc.
