Simbi isina tsvina: 304 304L 316 316L 321 2520 310, 317, etc. Carbon simbi : A234WPB, A420WPL6, WPHY52,WPHY60,WPHY65,WPHY70 etc. Diameter-DIN20 SCH15 DINCH15 Ukobvu: DIN50 ASCH15 DINCH15 Ukobvu: DIN50 ASCH15 Ukobvu: DIN50 ASCH15 IS BS GB/ T JB SH HG, sezvinotevera: GB/T12459-2017, GB/T13401-2017, ASME B16.9, SH3408, SH3409,HG/T2163...
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