ASTM A304 4340 H Structural and constructional steels
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This material has 86 properties — only a subset is shown here.
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ASTM A304 4340 H Chemical Composition
A304: 2020 / Carbon and Alloy Steel Bars Subject to End-Quench Hardenability Requirements
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ASTM A304 4340 H Physical Properties
Temperature
This material has 86 properties — only a subset is shown here.
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ASTM A304 4340 H Heat Treatments
- Normalized: 870°C Austenitized: 845°C
ASTM A304 4340 H 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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- 35Cross References
- 10Composition
- -Mechanical Properties
- 3Physical Properties
- 2Heat Treatment
- -Metallography
- -Machinability
- -Stress-Strain
- -Formability
- -Fatigue
- -Fracture
- -Creep
- -Joints
- -Coatings
- 26Dimensions
- -Tribology
- -Corrosion
- -Ageing
- -Weatherability
- -Irradiation
- 10Total Suppliers