Sanli industrial is professional factory for steel pipe .
steel pipe thickness:0.5-6.0mm
steel pipe OD:round pipe :10-100mm,square pipe:10*10-100*100mm
rectangle pipe :10*20-50*100mm,we also have dark black pipe ,ltz pipe and rectangle pipe
steel pipe widely used in structure;motorbike and Automobile;Ornamental;medical equipment;sport equipment and home furniture
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