Mác thép | Thành ph?n hoá h?c (%) | ||||||
C | Si | Mn | Ni | Cr | P | S | |
SS400 | ?0.20 max | ?0.55 max | ?1.60 max | ? | ? | ? 0.05 | ? 0.05 |
S15C | 0.13 ~ 0.18 | ? | 0.95 ~ 1.15 | ? | 0.20 | 0.030 max | 0.035 max |
S20C | 0.18 ~ 0.23 | 0.15 ~ 0.35 | 0.30 ~ 0.60 | 0.20 | 0.20 | 0.030 max | 0.035 max |
S35C | 0.32 ~ 0.38 | 0.15 ~ 0.35 | 0.30 ~ 0.60 | 0.20 | 0.20 | 0.030 max | 0.035 max |
S45C | 0.42 ~ 0.48 | 0.15 ~ 0.35 | 0.6 ~ 0.9 | 0.20 | 0.20 | 0.030 max | 0.035 max |
S50C | 0.52 ~ 0.58 | 0.15 ~ 0.35 | 0.6 ~ 0.9 | 0.20 | 0.20 | 0.030 max | 0.035 max |
Mác thép | ?? b?n kéo ??t | Gi?i h?n ch?y | ?? dãn dài t??ng ??i |
N/mm² | N/mm² | (%) | |
SS400 | 310 | 210 | 33.0 |
S15C | 355 | 228 | 30.5 |
S20C | 400 | 245 | 28.0 |
S35C | 510 ~ 570 | 305 ~ 390 | 22.0 |
S45C | 570 ~ 690 | 345 ~ 490 | 17.0 |
S50C | 630 ~ 758 | 376 ~ 560 | 13.5 |
Tác giả: Vinasteel
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