... ,tee,cross,reducers,cap,pipe, flanges,socket steel fittings,nippleWTSch5-SchXXS ,such as SCH20, SCH40, STD, SCH80, SC100, SCH120, and SCH160StandardANSI,ASME,API5L,DIN ... products conform to the standard of ANSI ,DIN, JIS,EN and also can do that by your requirement. Hot Forged threaded pipe fittings