双承单盘底三通，别名排泥三通，高质量球铁管件永欣生产最专业
1 材质: 球铁GGG500-7，450-12 等
2 规格：DN80-2000，K14,PN10,PN16,PN25
3 标准：国标13295，ISO2531，EN545，EN598,等
4 保护层：内防腐锌加环氧树脂漆，外防腐锌和环氧树脂粉末
5 检验： 产内检验，SGS检验

　　Double for the three pass through the bottom of the single plate, three pass through the alias, high quality ductile iron pipe fittings are always the most professional

　　1, material: ductile iron GGG500-7450-12, etc.

　　2, specifications: DN80-2000, K14, PN10, PN16, PN25

　　3, standard: GB 13295, ISO2531, EN545, EN598, etc.

　　4, protective layer: internal anti-corrosion zinc and epoxy resin paint, zinc and epoxy resin powder

　　5, inspection: SGS inspection.