GB U21653 Structural and constructional steels
Data updates
This material has 665 properties — only a subset is shown here.
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GB U21653 Chemical Composition
GB/T 699: 1999 / Quality carbon structural steels
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GB U21653 Physical Properties
Temperature
This material has 665 properties — only a subset is shown here.
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GB U21653 Heat Treatments
- Quenching in oil: 830°C; Tempering: 540°C.
The heat treatment temperatures are allowed to be adjusted within the following ranges: Quenching: ± 50°C
Tempering: ± 30°C (according to the purchaser’s requirements) - 1. 810-850°C and cooling medium
2. 400-450°C and cooling medium
GB U21653 Mechanical Properties
Temperature
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GB U21653 International Equivalent Materials
Showing 15 of 316 results.
Equivalence categories reflect chemical-composition and mechanical-property comparison — always verify suitability against the governing specification for your application.
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- 316Cross References
- 33Composition
- 35Mechanical Properties
- 11Physical Properties
- 4Heat Treatment
- 15Metallography
- -Machinability
- -Stress-Strain
- -Formability
- -Fatigue
- -Fracture
- -Creep
- -Joints
- -Coatings
- 3Dimensions
- -Tribology
- -Corrosion
- -Ageing
- -Weatherability
- -Irradiation
- 248Total Suppliers