标准 | 牌号 | 化学成分(%) | ||||
C | Si | Mn | P | S | ||
GB/T5312 | 320 | ≤0.16 | ≤0.35 | 0.40-0.70 | ≤0.035 | ≤0.035 |
360 | ≤0.17 | ≤0.35 | 0.40-0.80 | ≤0.035 | ≤0.035 | |
410 | ≤0.21 | ≤0.35 | 0.40-1.20 | ≤0.035 | ≤0.035 | |
460 | ≤0.22 | ≤0.35 | 0.80-1.40 | ≤0.035 | ≤0.030 | |
490 | ≤0.23 | ≤0.35 | 0.80-1.50 | ≤0.035 | ≤0.030 |
14*2 | 34*5 | 60*4.5 | 114*6.3 |
16*1.5 | 38*3.5 | 60*12 | 114*6.5 |
16*3.5 | 38*4 | 63.5*4 | 114*7 |
18*3 | 38*6 | 60*5 | 114*14 |
22*2.5 | 42*3 | 60*5.5 | 114*16 |
22*3 | 42*3.5 | 63.5*6 | 127*16 |
22*3.5 | 42*4 | 68*4 | 140*10 |
22*4 | 42*5 | 68*5.5 | 140*16 |
25*4 | 42*5.5 | 76*5 | 168*12 |
27*3 | 42*6 | 76*5.5 | 168*14 |
27*4 | 48*3.5 | 76*6 | 219*11 |
28*4 | 48*4 | 76*7 | 219*13 |
30*5 | 48*5 | 83*7 | 273*9 |
32*4 | 48*5.5 | 89*4 | 325*8 |
34*3 | 50.8*3.65 | 89*5 | 377*16 |
34*3.5 | 57*3.5 | 89*12.5 | 377*20 |
34*4 | 60*4 | 114*6 | 426*20 |
34*4.5 |