Martensitic stainless steel Gradecontrast table:
GB | JIS | AISI | DIN |
3Cr13 | SUS420J2 | 420 |
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4Cr13 | SUS420J2 | 420C | X4DCr13 |
5Cr21Mn9Ni4N | SUH35 | SAE EV8(21-4N) | X53CrMnNiN21-9 |
4Cr9Si2 | SUH 1 | SAE HNV3 (Sil 1) | X45CrSi9-3 |
4Cr10Si2Mo | SUH 3 | - | X40CrSiMo10-2 |
7Cr17 | SUS440A | 440A |
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8Cr17 | SUS440B | 440B |
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11Cr17 | SUS440C | 440C |
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9Cr18 | SUS440C | 440C | X105CrMo17 |
9Cr18Mo | SUS440C | 440C |
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Chemical composition table: Grade | composition (%) | C | Si | Mn | P | S | Cr | Mo | 3Cr13 | 0.26-0.35 | ≤1.00 | ≤1.00 | ≤0.035 | ≤0.030 | 12.00-14.00 | - | 4Cr13 | 0.36-0.45 | ≤0.60 | ≤0.80 | ≤0.035 | ≤0.030 | 12.00-14.00 | - | 6Cr13Mo |
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| 7Cr17 | 0.60-0.75 | ≤1.00 | ≤1.00 | ≤0.035 | ≤0.030 | 16.00-18.00 | - | 8Cr17 | 0.75-0.95 | ≤1.00 | ≤1.00 | ≤0.035 | ≤0.030 | 16.00-18.00 | - | 11Cr17 | 0.95-1.20 | ≤1.00 | ≤1.00 | ≤0.035 | ≤0.030 | 16.00-18.00 | - | 9Cr18 | 0.90-1.00 | ≤0.80 | ≤0.80 | ≤0.035 | ≤0.030 | 17.00-19.00 |
| 9Cr18Mo | 0.95-1.10 | ≤0.80 | ≤0.80 | ≤0.035 | ≤0.030 | 16.00-18.00 | 0.40-0.70 |
Note: The grade can refer as Grade contrast. |
