牌號(hào) |
化學(xué)成分(質(zhì)量分?jǐn)?shù))(%) | ||||||
Ni |
Cr |
Si |
Mn |
C |
S |
P | |
310S |
19.00-22.00 |
24.00-26.00 |
≤1.50 |
≤2.00 |
≤0.08 |
≤0.030 |
≤0.035 |
牌號(hào) |
屈服強(qiáng)度 |
抗拉強(qiáng)度 |
伸長率 |
硬度試驗(yàn) |
310S |
≥205 |
≥520 |
≥40 |
HBS≤187,HRB≤90,HV≤200 |