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美國標準承壓鑄鋼的力學性能
| 等 級 | 型 號 | 力學性能 | 硬度 HBS | |||
| σb/MPa | σ0.2/MPa | δ (%) | φ(%) | |||
| Grade1 | Class A B C | 585～760 620～795 ≥620 | 380 450 450 | 22 22 22 | 40 45 45 | — — 22 |
| Grade2 | Class A B C | 585～760 620～795 ≥620 | 365 450 450 | 22 22 22 | 35 40 40 | — — 22 |
| Grade4 | Class A B C D E | 620～795 725～895 ≥620 ≥690 ≥795 | 415 585 415 515 655 | 18 17 18 17 15 | 40 35 35 35 35 | — — 22 22 — |
| Grade6 | Class A B | ≥795 ≥825 | 550 650 | 18 12 | 30 25 | — — |
| Grade7 | Class A | ≥795 | 690 | 15 | 30 | — |
| Grade8 | Class A B C | 585～760 ≥725 ≥690 | 380 585 515 | 20 17 17 | 35 30 35 | — — 22 |
| Grade9 | Class A B C D E | ≥620 ≥725 ≥620 ≥690 ≥795 | 415 585 415 515 655 | 18 16 18 17 15 | 35 35 35 35 35 | — — — 22 — |
| Grade10 | Class A B | ≥690 ≥860 | 485 690 | 15 15 | 35 35 | — — |
| Grade11 | Class A B | 485～655 725～895 | 275 585 | 20 17 | 35 35 | — — |
| Grade12 | Class A B | 485～655 725～895 | 275 585 | 20 17 | 35 35 | — — |
| Grade13 | Class A B | 620～795 725～895 | 415 585 | 18 17 | 35 35 | — — |
| Grade14 | Class A | 825～1000 | 655 | 14 | 30 | — |
| Grade16 | Class A | 485～655 | 275 | 22 | 35 | — |
| CA15 | Class A B C D | 965～1170 620～795 ≥620 ≥620 | 760～895 450 415 515 | 10 18 18 17 | 25 30 35 35 | — — 22 22 |
| CA15M | Class A | 620～795 | 450 | 18 | 30 | — |
| CA6NM | Class A B | 760～930 ≥690 | 515 520 | 15 17 | 35 35 | — 23 |
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