1.carbon steel pipe fittings tee 2.investment casting 3. ... 1. Casting Material: Grey iron, Ductile iron, Alloy steel , Carbon Steel, Aluminum, Brass,etc2. Standard: ISO 9001:20083. Full set ... accept FOB,CIF, Door to Door etc.Or Client Authorized Agent, we supply all the necessary assistant. For more information: ... and Wish you a brisk business! 2011 Seamless Carbon Steel Pipe Fittings Tee/OEM Castings