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Türkçe309 Stainless Steel Sheet
309 stainless steel has better temperature resistance than 304, and the temperature resistance is as high as 980 ℃. 309 does not contain sulfur compared with 309S.
309 Stainless Steel Physical Properties
| σb (MPa) | ≥520 |
| σ0.2 (MPa) | ≥205 |
| ψ (%) | ≥50 |
| δ5 (%) | ≥40 |
| Hardness（N/mm2） | HB≤187HB;HRC≤90HRB;HV≤200HV |
| Density (20 ℃, g / cm3) | 7.93 |
| Melting point (℃) | 1372～1420 |
Chemical composition of 309 stainless steel
C |
Mn |
P |
S |
Si |
Cr |
Ni |
≤0.20% |
≤2.00% |
≤0.045% |
≥0.030% |
≤0.75% |
22.0-24.0% |
12.0-15.0% |
