GB 40 Structural and constructional steels
Data updates
This material has 820 properties — only a subset is shown here.
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GB 40 Chemical Composition
GB/T 699: 2015 / Quality carbon structure steels
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GB 40 Physical Properties
Temperature
This material has 820 properties — only a subset is shown here.
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GB 40 Heat Treatments
- Normalizing at 860°C; Quenching at 840°C; Tempering at 600°C.
- Normalized at 850-890°C, air-cooled.
GB 40 Mechanical Properties
Temperature
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GB 40 International Equivalent Materials
Showing 15 of 340 results.
Equivalence categories reflect chemical-composition and mechanical-property comparison — always verify suitability against the governing specification for your application.
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- 340Cross References
- 71Composition
- 155Mechanical Properties
- 6Physical Properties
- 3Heat Treatment
- 32Metallography
- -Machinability
- -Stress-Strain
- -Formability
- -Fatigue
- -Fracture
- -Creep
- -Joints
- -Coatings
- 4Dimensions
- -Tribology
- -Corrosion
- -Ageing
- -Weatherability
- -Irradiation
- 209Total Suppliers