Professional China China Coupling Blank Factory - CHINA COUPLING BLANK MANUFACTURER 20″K55 BC – Oilfield
Professional China China 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.
Product detail pictures:


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We purpose to understand high quality disfigurement with the output and supply the top service to domestic and overseas buyers wholeheartedly for Professional China China Coupling Blank Factory - CHINA COUPLING BLANK MANUFACTURER 20″K55 BC – Oilfield , The product will supply to all over the world, such as: Singapore, Angola, Brasilia, We've been persisting in the business essence "Quality First, Honoring Contracts and Standing by Reputations, providing customers with satisfying products and service. " Friends both at home and abroad are warmly welcome to establish everlasting business relations with us.

The quality of the products is very good, especially in the details, can be seen that the company work actively to satisfy customer's interest, a nice supplier.

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