| AISI
材质 | 化学成分(%) | | | C | Si | Mn | P | S | Ni | Cr | Mo | | 304 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 8.00~10.50 | 18.00~20.00 | - | | 304H | >0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 8.00~10.50 | 18.00~20.00 | - | | 304L | ≤0.030 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 9.00~13.50 | 18.00~20.00 | - | | 316 | ≤0.045 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 10.00~14.00 | 10.00~18.00 | 2.00
~
3.00 | | 316L | ≤0.030 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 12.00~15.00 | 16.00~18.00 | 2.00
~
3.00 | | 430 | ≤0.12 | ≤0.75 | ≤1.00 | ≤0.040 | ≤0.030 | ≤0.60 | 16.00~18.00 | - | | 430A | ≤0.06 | ≤0.50 | ≤0.50 | ≤0.030 | ≤0.50 | ≤0.25 | 14.00~17.00 | - | | 线经(mm) | 许容差(mm) | zui大偏径差(mm) | | 0.020-0.049 | +0.002
-0.001 | 0.001 | | 0.050-0.074 | 0.002 | 0.002 | | 0.075-0.089 | 0.002 | 0.002 | | 0.090-0.109 | +0.003
-0.002 | 0.002 | | 0.110-0.169 | 0.003 | 0.003 | | 0.170-0.184 | 0.004 | 0.004 | | 0.185-0.199 | 0.004 | 0.004 | | 0.200-0.299 | 0.005 | 0.005 | | 0.300-0.310 | 0.006 | 0.006 | | 0.320-0.499 | 0.006 | 0.006 | |
