1, DN 80-2000mm,PN10,PN16,PN25
2, Standard:ISO2531,BS EN545,EN598,BS4772 ect.
3, Coating : rich zinc powder plus bitumen coat
4, Ceitificate: ISO9001, ISO2531,BS EN545
5, package: wood case or wood boxes.
6, Material: ductile iron GGG500-7.450-10
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