API 5DP, API5CT, API7-1, ISO9001

Grade of Drill Pipe Body 

E, X, G, S

NC26, NC31, NC38, NC40, NC46, NC50, 5-1/2FH

60.3mm-139.7mm

9.32-35.79 kg/m

7.11mm-12.7mm

R1: 6.10-7.01m / R2: 8.84-9.75m / R3: 12.19-13.72m

Seamless / Welded

IU, EU, IEU

1. International first-class raw materials and advanced heat-treatment process fully reflects the high strength and toughness, especially high low-temperature toughness.

2. Production quality and standards meet and exceed the comprehensive requirements of API 5DP, API 5CT, API 7-1 and reach to the international first-class standard.

3. Smooth and long upset transition of pipe body and solid hard banding increase the service long and safety.

4. Complete testing means, advanced testing equipment and strict quality control ensure the production of high quality products.

5. First class technical team and high efficient R&D ability of products can supply the customers special customized products.

Founded in 2012, Zhengzhou Top Trading Company Ltd. is a professional chemicals supplier in oil & gas industry. Top Trading is committed to providing the high quality products and service for oil & gas blocks in the world. In recent years, Top Trading has established the market of North & South America, Middle East and South Africa, depending on specialized knowledge, high quality products and service. What's more, there is the agency in Beijing and Shanghai respectively in 2014. Top Trading can be your representative in China not just the chemicals supplier. Because various customized products or services will be provided to meet the customers' personalized demands and the effective and specialized services can be provided to assist customers with cost-saving.

All factories in supplier list of Top Trading must conform to the strict and sound selecting standards to ensure continuous and steady product supply. What's more, the Special lab system has been used for each chemical and the effective quality control system has been carried out to guarantee the quality of products. The quality of each batch product was controlled by supervising production, sampling randomly, reserving samples and tracking. Besides, the specialized and customized solutions for customers can be provided thanks to the cooperative relationship with famous logistic companies at home and abroad.

Top Trading uphold the philosophy of "Quality Orientation and Customers First" by scientific and comprehensive management. At present, the main products include barite, bentonite, cenosphere, CMC, PAC, Silica Fume, Drill Pipe, DTH Hammer & Bit, Tricone Bit, etc. The customized service, abundant products and the efficient performance are the outstanding traits of Top Trading. 

Top is a professional supplier from China concentrating on oilfied chemicals and equipments. As one of branch companies of Xinmi Wanli Industry Development Co., Ltd., we're specialized in providing high quality, high efficient, high environmental protection product and service for global customers. It's great honor for us to cooperate with anyone who is working on improving oil industry development. Let's do it!