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合金钢弯头, 低温钢弯头, 美标弯头,A420WPL6弯头,A350LF2弯头,DN10--600型号的A420WPL6弯头,ASME B16.9标准的A420WPL6弯头,DN100型号的A350LF2弯头,承插焊A350LF2弯头,ASME B16.11标准的A350LF2弯头,3000LB压力的A350LF承插弯头, SCH80壁厚的A40WPL6弯头
弯头,三通,大小头,法兰,公司生产材质:A234 WPB,A234 WP1,A234 WP5,A234 WP11,A234 WP12,A234 WP22,A234 WP91,WB36,A420 WPL3,A420 WPL6,A350 LF2,A350 LF3,A105,A515 GR.60,A515 GR.70,A516 GR.60,A516 GR.70,MSS SP75 WPHY42/46/52/56/60/65/70/80,A860 WPHY42/46/52/56/60/65/70/80 20G弯头现货,A694 F42/46/52/56/60/65/70/80 ,20#,16Mn,Cr5Mo,12Cr1MoV 20G弯头,15CrMo ST37.0,ST35.8,ST45.8 20G弯头锅炉专用,S235JR,P235GH ASTM A106 GR.A,ASTM A106 GR.B,ASTM A53 GR.B API 5L GR.B,API 5L X42/46/52/56/60/65/70/80, A182 F304/F304L/F316/F316L/F321/F347 A403 !WP304/WP316/WP321/WP347等各种碳钢合金钢材质