20 40 high quality carbon steel pipe tube and pipe supplier

20 40 high quality carbon steel pipe tube and pipe supplier
GB/T700 Q235B

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[Hot Item] 20# 40# High Quality Carbon Steel Pipe Tube

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high carbon 45 27simn galvanized seamless steel pipe tube ...

High-pressure. Seamless pipes for fertilizer making equipment. 20, 16Mn, Q345. GB6479-2000. 18-530*3-40. Fertilizer making high carbon 45 27simn galvanized seamless steel pipe tube Carbon Steel Pipe 20, China Carbon Steel Pipe 20 Suppliers high carbon 45 27simn galvanized seamless steel pipe tube

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