2:材质
碳钢: ASTM/A***E A234 WPB-WPC Q235 10# 20# 45# GB/T699-1988各种材质
合金: ASTM/A***E A234 WP 1-WP 12-WP 11-WP 22-WP 5-WP 91-WP 911
不锈钢: ASTM/A***E A403 WP 304-304L-304H-304LN-304N ASTM/A***E A403 WP 316-316L-316H-316LN-316N-316Ti ASTM/A***E A403 WP 321-321H ASTM/A***E A403 WP 347-347H
低温钢: ASTM/A***E A402 WPL 3-WPL 6
高性能钢: ASTM/A***E A860 WPHY 42-46-52-60-65-70
3:壁厚
sch10, sch20, sch30, std, sch40, sch60, xs, sch80, sch100, sch120, sch140, sch160, xxs, sch5s, sch20s, sch40s, sch80s***大壁厚:150mm
4.表面处理：防锈黑漆，防锈清漆，透明防锈油，热镀锌，冷镀锌，喷砂，3PE涂层，环氧涂层。
5.应用领域：广泛应用于电力、石油***、化工、船舶、供热、造纸、冶金、建筑、医药等行业。