ASTM A 988 S31803 Stainless steels
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ASTM A 988 S31803 Chemical Composition
A988/A988M: 2026 / Standard Specification for Hot Isostatically-Pressed Stainless Steel Flanges, Fittings, Valves, and Parts for High Temperature Service
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ASTM A 988 S31803 Physical Properties
Temperature
This material has 921 properties — only a subset is shown here.
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ASTM A 988 S31803 Heat Treatments
- Solution treated at 1021°C (1870°F), liquid cooled, quenched to below 260°C (500°F).
ASTM A 988 S31803 Mechanical Properties
Temperature
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ASTM A 988 S31803 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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- 711Cross References
- 9Composition
- 4Mechanical Properties
- 3Physical Properties
- 1Heat Treatment
- -Metallography
- -Machinability
- -Stress-Strain
- -Formability
- -Fatigue
- -Fracture
- -Creep
- -Joints
- -Coatings
- 5Dimensions
- -Tribology
- -Corrosion
- -Ageing
- -Weatherability
- -Irradiation
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