ductile iron valve 1)material: bronze,cast iron,ductile iron,stainless steel,aluminum 2)product weight: from 1kg to 300kg ductile iron valve1)material:bronze,cast iron,ductile iron,stainless steel,aluminum2)product ... machining: CNC lathes,grindingmachines and test facility5) Surface finish:powder coating,passivation6) Detailed products range: stainless steel valve parts, mechanism parts,auto ...