... ~60mm Standards:ASTM A53/ASTM A106/API 5L/API 5CT/JISG3452 /JISG3454/DIN1629 Gr.A,B,X42,X46 Seamless pipeOD:Various from 3/4" to ... A106,,10#, 20#, 45#, 16Mn, A25,A25P,A,B,X42,X46, X52,X56,X60,X70 C20, C45, St52, GB8162, GB8163, GB9711 ... pipes. Such as seamless steel pipe, welded pipe, galvanized pipe, square tube, ERW pipe and fittings, please feel free to contact us. API 5L/5CT ASTM A106 ...