SA213 STEEL PIPE

DIMENSION TOLERANCEName:Cold-drawn tubesPipe outside diameter(mm):>30～50Permissible deviations(mm):±0.3Pipe wall thickness(mm):>3～20Permissible deviations(mm):±10% For low and medium pressure boiler (working pressure is not greater than 5.88Mpa, working temperature 450 ° c) heating surface pipes; for high pressure boilers (working pressure above 9.8Mpa, operating temperatures between 450 ¡æ ~650 ¡æ) heating surface pipes, economizer, superheater, reheater, pipe for petrochemi