1.through ISO9001:2008,on-time delivery,competitive pice,produce as samples or detailed drawings 2.casting,HDG.malleable iron. 1.Material: casting,malleable iron.2.Finish: It's finished with Hot-dip galvanizing complied with ISO9001:2008 STANDARD strictly,0.05-0.1mm for zinc. coating thickness or as specified.3.Delivery: We can realize 10-30 days for test specimens making,on time shipment for ...