... dipped galvanized iron pipe fittings bushing 1,Mature Technology 2,delivery on time Hot dipped galvanized iron elbow:1 ... ,Mature Technology 2,Delivery on time3,OEM,ODM are Available4,Material:malleable cast ... ,British standard, DIN standard8, Type:galvanized cast iron pipe fitting elbow9,Certificate: ISO900110,Edge : beaded,banded ... middle Hot dipped galvanized iron pipe fittings bushing