ASTM A 336 Grade F21 Class 3 Structural and constructional steels
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ASTM A 336 Grade F21 Class 3 Chemical Composition
A336/A336M: 2023 / Standard Specification for Alloy Steel Forgings for Pressure and High-Temperature Parts
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ASTM A 336 Grade F21 Class 3 Physical Properties
Temperature
This material has 78 properties — only a subset is shown here.
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ASTM A 336 Grade F21 Class 3 Heat Treatments
- Normalizing or liquid quenching shall be followed by tempering at a subcritical temperature.The minimum tempering temperature shall be 595°C (1100°F).
ASTM A 336 Grade F21 Class 3 Mechanical Properties
Temperature
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ASTM A 336 Grade F21 Class 3 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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- 28Cross References
- 7Composition
- 6Mechanical Properties
- 3Physical Properties
- 1Heat Treatment
- -Metallography
- -Machinability
- -Stress-Strain
- -Formability
- -Fatigue
- -Fracture
- 10Creep
- 4Joints
- -Coatings
- 15Dimensions
- -Tribology
- -Corrosion
- -Ageing
- -Weatherability
- -Irradiation
- 4Total Suppliers