China Zhonghai Steel Pipe Manufacture Co
China Zhonghai Steel Pipe Manufacturing CO.,LTD. established in 1997.Our company has more than 1000 employees,the area is 135000 square meters. Owning 6 large standard workshop,we possess 9 sets including the spiral steel pipe machine , one set 180mm seamless puncher for hot-rolled, hot-expanded as well as the hot- sinking mill equipment.
China Zhonghai Steel Pipe Manufacturing Co, .Ltd is a professional manufacturers specializing in producing:
1. Seamless steel pipe (Hot-expanded and hot-rolled steel pipe),
2. SSAW steel pipe(Spiral-seam steel pipe),
3. LSAW steel pipe(Straight-seam steel pipe),
4. ERW steel pipe(Electric Resistance Weld).
Our company manufactures various kinds of diameter (89mm--1220mm) and wall thickness (2mm--60mm). Not only base on ISO9001-2000 series, but also passed the certification of API. And the annual production capacity reaches 200000tons, the quantities of export is 80000tons per year.
They are applicable to extraction and processing of petroleum and natural gas, pipeline transportation, machine-building industry, boiler making, and the big construction item.
hot rolled steel pipe,especially big size steel pipe
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