handan zhengda steel pipe group co.,ltd -

handan zhengda steel pipe group co.,ltd

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square steel pipe
Specification: 20-300mm
Detail: Specifications: OD20*20-300*300mm thickness:1.2-18 mm Length: 6000 mm or as required Material: Q235B,Q345B,SS400, S235JR Standard: GB6728-2002, BS1387-1985, ASTM A500 GRADE A,B,C, JISG3466-88

steel pipe
Specification: 21-219mm
Detail: Specifications: OD21-219 mm thickness:1.2-10.0mm Length: 6000 mm or as required Material: Q235B,Q345B,SS400, S235JR Standard: GB3091-2015, BS1387-1985, ASTM A500 GRADE A,B,C, ASTM A795


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