ASTM A 693 Type 630 Stainless steels
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ASTM A 693 Type 630 Chemical Composition
A693: 2024 / Standard Specification for Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
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ASTM A 693 Type 630 Physical Properties
Temperature
This material has 863 properties — only a subset is shown here.
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ASTM A 693 Type 630 Heat Treatments
- Solution treatment at 1050 ± 25°C (1925 ± 50°F) (cooling as required).
Precipitation hardening:
(PH482): T = 482 ± 8°C (900 ± 15°F); 1h (cooling in air);
(PH496): T = 496 ± 8°C (925 ± 15°F); 4h (cooling in air);
(PH552): T = 552 ± 8°C (1025 ± 15°F); 4h (cooling in air);:
(PH579): T = 579 ± 8°C (1075 ± 15°F); 4h (cooling in air);:
(PH593): T = 593 ± 8°C (1100 ± 15°F); 4h (cooling in air);:
(PH621): T = 621 ± 8°C (1150 ± 15°F); 4h (cooling in air);:
(PH 760 + 621): T = 760 ± 8°C (1400 ± 15°F), 2h + 621 ± 8°C (1150 ± 15°F), 4h, (cooling in air)
ASTM A 693 Type 630 Mechanical Properties
Temperature
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ASTM A 693 Type 630 International Equivalent Materials
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Equivalence categories reflect chemical-composition and mechanical-property comparison — always verify suitability against the governing specification for your application.
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- 404Cross References
- 9Composition
- 125Mechanical Properties
- 17Physical Properties
- 1Heat Treatment
- -Metallography
- -Machinability
- -Stress-Strain
- -Formability
- -Fatigue
- -Fracture
- -Creep
- 18Joints
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- 47Dimensions
- -Tribology
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- -Irradiation
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