door hinge Feature of hinge: Hinge dimension:Diameter13-20mm, Length 50-100mm Design: 1,2,4 legs hinge Hinge material: steel ST37(Q235) orStainless steel Surface treatment::Yellow zinc, white zinc, brass plated, nickel plated, gold plated, chrome plated, white powder Door weight:Max.50-100kg of per hinge arms, and easyfor installation and suitable for wooden door Terms Of Payment:30% advanced,70% rest after delivery Terms of Delivery: express, air or sea shipping Tianhua factory workshop of hinge series following: hinge