Shengli Oilfield Freet Petroleum Equipment Co.,Ltd.
VIT, Thermocase, tube and pipe, Sealing Ring, cementing truck, Manufacturer and Supplier - China
The ERW production line has the annual capacity of 120, 000 ton of every kind of ERW pipe with outer diameter from ?114.3 to ?355.6mm, and the largest length to 15m. freetqd (at) gmail (dot) com for more details. The products include H40/J55/K55/N80 ... - Update: 2012-02-21
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