1.material:malleable/ductile iron
2.color:silver
3.tensile strength:100KN
4.Surface treatment:hot dip galvanized
5.model type:GL75-19B
6.Brand name:jianzhi
7.certification:ISO9001:2008,ISO14001:2004,OHSAS18001:2007
ductile iron fitting for porcelain insulator