Beijing Zhonggangda Manufacturing Company

Company Description

This? is?? Crystal from? Beijing? ZhongGangDa? International? Trade? Co.,LTD,? Beijing Zhonggangda Manufacturing Company? company? is? one? of? the? largest? professional? manufacturers? of? seamless? steel? pipe? in? China.?
The? main? products? are? all? kinds? of? specification? of? pipes,? such? as? ERW? steel? pipes,? carbon? steel? pipes,? welded? steel? pipes,seamless? steel? pipes,? galvanized? pipes,hex? nuts? and? pipe? fittings? in? ASTM,? API? 5L? and? European? Standard.
All? are? produced? according? to? standard? API5L? or? API5CT.? The? annual? production? capacity? is? 300,000? tons.
If? you? are? interested? in? our? products,please? feel? free? to? contact? us.? We? are? looking? forward? your? reply.? We? will? provide? you? the? best? price? and? quality.