GB/T 5617-1985
GB · 1985-11-25
Determination of effective depth of hardening after induction or flame hardening of steel
1Key Takeaways
This standard applies to: a. The depth of the hardened layer of induction hardening or flame hardening is greater than 0.3mm. b. After surface quenching, the hardness at three times the effective hardened layer depth (DS) from the surface must be lower than the ultimate hardness (HVHL) minus 100. If this condition cann…
2Scope / Description
This standard applies to: a. The depth of the hardened layer of induction hardening or flame hardening is greater than 0.3mm. b. After surface quenching, the hardness at three times the effective hardened layer depth (DS) from the surface must be lower than the ultimate hardness (HVHL) minus 100. If this condition cannot be met, it may be stipulated that a higher ultimate hardness value shall be used to determine the effective hardened layer depth after the agreement of the parties concerned.3Version History
GB/T 5617-2005
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5Citation Network
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6Frequently Asked Questions
What is GB/T 5617-1985?
GB/T 5617-1985 — Determination of effective depth of hardening after induction or flame hardening of steel is an international standard developed by General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China. This standard applies to: a. The depth of the hardened layer of induction hardening or flame hardening is greater than 0.3mm. b. After surface quenching, the hardness at three times the effective hardened layer depth (DS) from the surface must be...
What does GB/T 5617-1985 cover?
This standard covers: This standard applies to: a. The depth of the hardened layer of induction hardening or flame hardening is greater than 0.3mm. b. After surface quenching, the hardness at three times the effective hardened layer depth (DS) from the surface must be lower than the ultimate hardness (HVHL) minus 100....
Who should use this standard?
This standard is intended for organizations, professionals, and stakeholders involved in various industries and sectors. It is applicable to manufacturers, service providers, regulatory bodies, and certification organizations.
What is the latest version of GB/T 5617-1985?
The current published version is GB/T 5617-1985, published on 1985-11-25. Always check for amendments or pending revisions.
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