... precise ID can be used for pneumaticcylinder, forklift, jack, telescopic cylinder, treadmill and other sports equipment.Application of YF ... Stainless Steel Seamless Pipe:Material of YF Stainless Steel PipeOur MaterialMaterial No.Similar ... ST52.31.0570ISO Gr.1∨Construction of chemical plant, pipe work and mechanical engineering useASTM A1061.0405JIS STPT410 / BS ...