China ASTM Q195 Q235 High Performance Round
Q195 SS330,ST37,ST42 Q235 SS400,S235JR Q345 S355JR,SS500,ST52 Standard ASTM A53, BS1387-1985 Zinc Weight 120g,270g,400g,500g,550g 20m ,40m ,60m,70m,80m Usage 1)low pressure liquid, water, gas, oil, line pipe 2)construction 3)fence, door pipe Ends 1) Plain 2) Beveled 3) Thread with Coupling or cap 4) Chamfer 5) Groove 6 q235 q195 q345 plate strip
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