... Pipe,ASTM A 106GRB,A 53, DIN 2448,API 5L standard,aslo we have 8000tons stocks pipeBo We can supply Boiler ... Pipe,ASTM A 106GRB,A 53, DIN 2448,API 5L standard,aslo we have 8000tons stocks pipe. Seamless Steel Pipe1 ... ) Standard: GB DIN ASTM EN BS AND SO ONa) O.D.: ... .A, A106Gr.B and low alloyed steelOEM can availablePacking:export standard package