 Beijing TOPENSEA International Trade Co., Ltd. , located in
Beijing, China.
Holding on one mill and three warehouses as well as 600
employees, our company is focusing on the various steel
tubes/pipes manufacture and stocks such as structural pipe, fluid
pipe, petroleum casing pipe, line pipe, middle and low-pressure
boiler tube, hydrostatic pressure supporting tube, cylinder
pipe, automobile semi-axis tube, geology piling pipe including
heat treatment pipes and cold draw pipes wiht annual capacity
300,000 tons.
Our mill has got the ISO 9001:2000 quality system certificate in
2008 and our tube/pipe products have obtained authority to use
official API Monogram from American Petroleum Institute.
Not only to manufacture, stcok and export these tubes/pipes of our
mill, also we have a very tight relation with Chinese famous
special steel plant and tube/pipe mills such as TPCO, Hengyang
Valin steel tube Co., Ltd,DAYE Special Steel, Hubei Xinyegang Steel
Pipe, Chengde Pipe, Xingcheng Special Steel and so on. By means of
the closed biz relation, we can obtain a domestic sale
price and materials with the original MTC from these famous
Chinese steel plants. So, for your purchase order, we can supply
the reasonable offer, lower than their export offer from
those Chinese mills, with the same high quality under your
standards or specifications such as API 5L, API 5CT,
API 5D, ASTM A519, EN 10210, EN10297, EN 10216, EN 10294
etc..
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