... ,XXSManufacturing processPush, Press, Forge, Cast, etc.Material Carbon steelStainless steelAlloy steelDuplex steelNickel alloy steelCarbon steel tee, stainless steel tee, alloy steel teeASTM A234 ... ZHONGCHENG VALVE Co.,Ltd (CE,ISO,API,CERTIFICATED MANUFACTURER tee for pipe fitting, pipe fittings. The mainly are used to branch pipe ...