JIS G3466 SS400 Square and Rectangular Steel Pipe factory ...
Product Square and Rectangular Steel Pipe Material Carbon Steel Grade Q195 = S195 A53 Grade A Q235 = S235 A53 Grade B A500 Grade A STK400 SS400 ST42.2 Q345 = S355JR A500 Grade B Grade C Standard DIN 2440, ISO 65, EN10219GB/T 6728JIS 3444 …
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