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Crucible Steel 21-12N (JIS SUH37) Martensitic Steel
| Category | Metal , Ferrous Metal , Austenitic , Stainless Steel |
| Manufacturer | Crucible Steel |
| Trade Name | |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Crucible Steel 21-12N (JIS SUH37) Martensitic Steel.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Information provided by Crucible Specialty Metals.
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Brinell | <= 248 | <= 248 | |
| Hardness, Rockwell C | <= 40 | <= 40 | |
| Tensile Strength, Ultimate | >= 785 MPa | >= 114000 psi | |
| Tensile Strength, Yield | >= 392.3 MPa | >= 56900 psi | |
| Elongation at Break | >= 35 % | >= 35 % | |
| Reduction of Area | >= 35 % | >= 35 % |
| Component Elements Properties | Metric | English | Comments |
|---|---|---|---|
| Carbon, C | 0.15 - 0.25 % | 0.15 - 0.25 % | |
| Chromium, Cr | 20.5 - 22.5 % | 20.5 - 22.5 % | |
| Iron, Fe | >= 62.35 % | >= 62.35 % | As Remainder |
| Manganese, Mn | 1.0 - 1.6 % | 1.0 - 1.6 % | |
| Nickel, Ni | 10 - 12 % | 10 - 12 % | |
| Nitrogen, N | 0.15 - 0.30 % | 0.15 - 0.30 % | |
| Silicon, Si | <= 1.0 % | <= 1.0 % |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Heat Treatment, °C | 1150-1200 W.Q.; 750-850 A.C. |
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