不銹鋼焊管2http://www.yonyao.net/productdetails.asp?id=1577
材質: 301/304/304L/304H/310/310S/316/316Ti/316L/316H/317L/321/347H... 生產標準: GB/T12771-20,ASTM A312,ASTM,A249/ASTM,A270,ASTM A269,ASTM,A554,ASTM A778,JIS G3459,JIS G3463,DIN11850尺寸規格: 外徑:13mm-1800mm 壁厚:1.2mm-30mm
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