... #,12Cr1MoV Standard: GB,ASTM,DIN,JIS; Grade: 10#, 20#, 45#, 16Mn; Application: Structure Pipe,Fluid pipe, low /mid pressure boiler pipe NameMild carbon seamless ... "-24"Wall thickness: Sch10 to Sch160StandardANSI, ASTM, GB, DIN, API,JISMaterialASTM A106 /A53 Gr. A/B, API 5L Gr.A/BDIN17175 1.013/1 ...