宝钢|车辆用馆

The tolerance of the OD and WT should comply with the requirements of table 4 and table 5. 4 mm 5 mm Table 4 The tolerance for OD (or ID) Table 5 The tolerance for WT If any need for high precision, we can also provide after our review. ̱´»®¿²½»±² Ü·³»²·±²­ STEEL TUBES AND PIPESFOR VEHICLE Manufacture of the tube Tolerance Hot-rolled tube Cold-drawn(rolled) tube D or whichever is the greater ± 0.5%D /d or ± 0.20 whichever is the greater +1.00% -0.50% +0.65mm -0.35mm Manufacture of the tube WT Tolerance Hot-rolled tube Cold-drawn(rolled) tube 10 10 -- S or whichever is the greater S ± 8%S or ± 0.15 whichever is the greater +10.0% -10.0% +12.5% -10.0% +0.45mm -0.35mm