Shandong Laiduan Machinery Co.,ltd
Add：ZHAILI, LAIWU CITY-SHANDONG PROVINCE – CHINA
1 The selection of ductile iron pipe should be based on the specific conditions of laying, and the interface form of straight pipe and fittings should be chosen.
2 rubber ring is recommended to use EPDM rubber ring.
3 Choice of coating: select suitable coating according to the internal and external conditions when using. The existing internal coating for epoxy resin, polyurethane coating, PE film coating, such as ductile iron pipe new products, selection should be detailed understanding of its performance.