... welded ,L/R, S/R, 45deg,90deg,straight and reducing tee, con. and etc. reducer Carbon steel pipe fittings:MATERIAL : ASTM ... -1, JIS standardselbow : 90D , 45D, 180D, LR , SR ,tee: equal tee, or reducing tee,reducer : con. reducer, or ecc. reducer ,cap :seamless pipe ...