1. 20″ N80Q BC API 5CT Casing Coupling.

2. The raw materials used by our company are all purchased from large and well-known domestic steel mills.

3. Technical Standard: API 5CT 9th or API 5CT 10th, API 15B or API 16B, according to the customers’ request.

4. Invoice: Based on actual quantity shipped.

5. Quantity: According to the customers’ request.

After years of development, our company has gradually become the domestic well-known and professional manufacturing company of oilfield couplings. By advantage of high quality and low price of the products and perfect customer service system, our company has won a good reputation in the domestic and foreign market, the market share has been increased year by year, and the products are exported to the United States, Russia and Canada. Southeast Asia and other regions and countries, the export proportion of sales of products far exceeds 80%.