A106-B Seamless Steel Pipe 1)OD: 1/4''-48'' ... A106 GRB, A53 GRB, API 5L,GRB, A106-B Seamless Steel Pipe Company NameShijiazhuang Beihai Pipe CO.,LTDBusiness TypeMANUFACTURE ... -A,A179-C,A214-C,A192,A226,A315-B,A53-B,A178-C,A210-A-1,A210-CDINSt33,St37, ... St52.4,St52JISG3452,G3457,G3454,G3455,G3456,G3461API 5LA,B,X42,X46,X52,X56,X60,X70,X65,X80OD:2 ... R2,R3Thread:Plain end,STC,BTC,LTC A106-B Seamless Steel Pipe