SHS 140 x 140 x 12.5t, S355J2H European Standard
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STPG 370-JIS, SPPS 380-KS, Tubes for Pressure
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STKM20A Carbon Steels Tube for Machine
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SA53 Gr.B and A53 Gr.B SMLS Tube, ERW Pipe
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Pipes for Structural KS-JIS Symbol Comparison
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