China wholesale Coupling Blank Factory - CHINA COUPLING BLANK MANUFACTURER 20″K55 BC – Oilfield
China wholesale Coupling Blank Factory - CHINA COUPLING BLANK MANUFACTURER 20″K55 BC – Oilfield Detail:
The product specifications of our company are from 2-3/8 to “20″, and the steel grade is from J55 to Q125, covering all full series and steel grades.
The raw materials used by our company are all purchased from large and well-known domestic steel mills.
We will have every strict inspection on each product in the process of production, and each piece of casing coupling or tubing coupling keeps its related processing records, thread inspection records, flaw detection inspection records, phosphating and packaging records, to realize the traceability in the whole process, so as to ensure that every product can meet the customer requirements.
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We are experienced manufacturer. Wining the majority of the crucial certifications of its market for China wholesale Coupling Blank Factory - CHINA COUPLING BLANK MANUFACTURER 20″K55 BC – Oilfield , The product will supply to all over the world, such as: London, Peru, Iran, After years of development, we have formed strong ability in new product development and strict quality control system to ensure excellent quality and service. With the support of many long term cooperated customers, our products are welcomed all over the world.

A nice supplier in this industry, after a detail and careful discussion, we reached a consensus agreement. Hope that we cooperate smoothly.

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