Zhengzhou Zhonghai Material Co.,Ltd established from 2002, located on The Province of Henan Zhengzhou. We are professional and a big supplies Seamless &ERW &SSAW &LSAW steel pipe and steel billets and other steel products in China,
E RW Pipe：OD73.0mm~OD630mm，Including Material :J55
Seamless Pipe：OD6.0mm~OD630mm
LSAW Pipe:OD355.6mm~OD1524.0mm
SSAW PipeOD219.0mm~OD2100.0mm
Square Tube：100x100 , 250x250mm
Rectangular Tube：75x125,150x350mm
Standard ：API、ASTM、BS、JIS、DIN、ISO、GB、SY
Material ：Carbon Steel、Low Alloy Steel、J55、Linepipe:Gr.B、X42、X46、X52、X56、X60、X65、X70
Length ：6~12M
Cold-bendprofiled bar:Spread Width:350-1050mm(Thickness:3.5-10.0mm)
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