... :Iron/Steel/Aluminum 3.OEM/ODM,TS16949 4.FIMA APQP QA QC,AQL... hydrant tee multi drilled and milled1.Sand casting,iron ... :Iron.Steel/Aluminum 3.OEM/ODM,TS16949 4.FIMA APQP QA QC,AQL1. Ductile Iron Castings: 1) molding process:Resin sand/Green ...