... direction pipe fitting-seamless,seamly seamless, buttweld fittings,elbow,tee,reducer,cap,bend,crossWe supply carbon steel ... and thread conection according to use requirementsCarbon steel elbow is used to be installed between two lengths ... steel elbows are consist of butt weld,thread elbow.socket elbow and other series.the material is selected ... when requried carbon steel astm L/R 45 degree Elbow