Tianjin Tianyingtai Steel Pipe Co., Ltd. is one of the most credible manufacturers and suppliers of black annealed hollow pipe in China. Welcome to consult the quotation and import cheap black annealed hollow pipe made in China here from our factory.
DESCRIPTION
Size: outer diameter 20*20 to 400*400mm 20*40 mm to 300*400mm
wall thickness 1.2mm to 20 mm
length 4.5 to 12m
Standard: GB BS EN ASTM API JIS
Application: highway guardrail,scaffolding ,greenhouse fence, sports equipment pipeline .
Delivery time : 20-35days
Payment :L/C at sight T/T
Material：Q195/Q235/Q345
Surface treatment: Bright,Full black,Oiled
way transportation :sea transportation
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