... straight,reducing,lateral tee 2.Material:carbon steel,stainless steel,alloy steel 3.sample available carbon steel reducing tee Size1/2'' ~ ... , std,sch5s, sch20s, sch40s, sch80sStandardANSI B16.9, ANSI B16.11, ANSI B16.5;ASTM A234,ASTM403,ASTM312,ASTM802,ASTM182,ASTM694 ... ’ requirementApplicationsPetroleum, chemical, power, gas, metallurgy, shipbuilding, construction, etc carbon steel reducing tee