Based in the second largest oilfield of China, Tongtai now is engaged in exporting all kinds of quality and price-competitive oilfield equipment made in Shengli Oilfield and wider China and importing advanced drilling tools and instrumentation from other countries. With over 30 years experience in oilfield, management of Tongtai have developed good relationship with hundreds of Chinese oilfield equipment manufacturers.  Most products are conformed to API standards.

·         Tubular products
As the sales agent of TPCO, Baoji Petroleum Steel Pipe, Shengli Oilfield Engineering Machinery Factory and  Bao Steel, we provide our customers with seamless and ERW oil casing, tubing and pipeline conforming to API Spec.

We Shengli Oilfield Tongtai International Trading Company, Based in the second largest oilfield of China, are engaged in supply of a complete range of equipments, tools and parts for oil and gas exploration and production.Our main products are tubular goods, equipment and accessories for drilling and production machinery as casing, tubing, pipeline,drilling rig, pumping unit, sucker rod,etc.. Conforming to API

Casing 1> according with API-5CT

2>Threads STC;LC;BTC

3>Steel grade: J55,K55,L80,N80,C90,T95,P110

4>Length range:R1,R2,R3

5>OD:5”，5-1/2”，7”，9-5/8” to 13-3/8”，etc....

TUBING

J55, N80, L80, and P110

Nonupset tubing , upset tubing,special tubing

SIZE: 2 3/8” 2 7/8” 3 1/2”

PIPELINES according to API 5L