Drill pipe is used in the drilling. It’s a major drilling component which connects rotary system, hoisting system, circulation system with drill collar and bit. Through it the rotary table drives the bit rotation, hook drives bit up and down and drill fluid flows to the well bottom forming circle to make the bit breaks rock and reaches continuous drilling.

1) Certificate: API 5DP, API Q1, ISO 9001, ISO 29001

2) Size Range: 60.32-168.28mm

3) OD: 2 3/8”, 2 7/8”, 3 1/2”, 4”, 4 1/2”, 5”, 5 1/2”, 6 5/8”

4) Grade: G105, S135, X95, E75

5) Wall Thickness: (0.25-0.50) inch or (6.45-12.70) mm

6) Length: R1: 6.10-7.01m; R2: 8.84-9.75m; R3: 12.19-13.72m

7) Upset style: IU, EU, IEU

Puyang Zhongshi Group Company Ltd was founded in 1996,which is the restructured enterprise of Central Plains oilfield branch company of SINOPEC . The company registered capital is 6083 million yuan,with annual output value 200 million yuan, 580 employees, including more than 160 technical and administrative staff. Oil machinery is our main products, the leading products include pumping unit,subsurface sucker rod pump, wellhead (Christmas Tree), pressure vessels,drilling solid control series products and cementing accessories, We had attained ISO 9001 in 1998 and API Certificates in 2002 .

All products purchased in our company are guaranteed to keep in good repair for one year. If quality problems happen in guarantee period, our company will maintain for free. Additionally, our company provides technical support and fittings for life. After-sales service isn't restricted by time and we will assign technical personnel to solve your problems immediately after receiving telephone and hear feedback idea of users and deal with them in time. If you are caught in some problems when using our products, welcome to contact us at any time.