ASTM A888/CISPI301/CSA B70 Hubless Cast Iron Soil Pipe
The gray cast iron soil pipes produced by centrifugal technology which are used in drainage sewer system and ventilation ducts system through a flexible linkage, which have have following advantages: flat straight, even pipe wall. high strength and density, high smoothness internal and external surface, no casting defect, easy installation, easy maintain, long using life, environmental protecting,fireproofing and no noise.
Internal and external painting: Black bitumen paint with an average dry thickness of 100 microns.
All pipe fittings are produced according to standard ASTM A888-05 /CISPI301/CSA B70 and not inflammable and not combustible.