S31008不锈钢管执行ASTM A789/A790标准
S31008不锈钢管执行ASTM A789/A790标准 天津武进不锈钢制品销售有限公司双相不锈钢产品采用的相关标准: Related standard of stainless steel products adopted by our company 无缝和焊接管 标准 Seamless and welded tubes standard 双相不锈钢 ASTM A789 Duplex stainless steel ASTM A790 ASTM A450 ASTM A530 GB/T 14976-2002 GB/T 14975-2002 GB 13296-2007