我们的目标是提供最优质的产品规格:ANSI B 16.9, ANSI B 16.28, MSS SP-43, MSS SP-75DIN 2605, DIN 2615, DIN 2616, DIN2617, DIN 28011, JIS B 2311类型:45°/90°/180°长/短半径弯头,等径/异径三通,同心/偏心大小头,管帽,翻边材质:碳钢:ASTM A234 WPB, WPC; ASTM A420 WPL9,WPL3,WPL6不锈钢:ASTM A403 WP304/304L,WP316/316L,WP321,WP347 合金钢:ASTM A234 WP1,WP12,WP11,WP22,WP5,WP9,WP91,Duplex & Super Duplex Stainless Steel,ASTM A815 UNS S31803,UNS S32750,UNS S32760