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GB/T 5617-2025 Active
GB/T 5617-2025 Determination of surface hardening depth for steel
Abstract
This document specifies the principles of measuring the depth of the surface hardened layer and the total hardened layer depth on steel parts, as well as the testing equipment, samples, measurement methods, result evaluation, and test reports.
This document is applicable to parts subjected to surface hardening processes such as induction hardening, flame hardening, laser hardening, and electron beam hardening.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 5617-2025 |
| CCS | Heat treatment |
| ICS | Heat treatment |
| Implement Date | 2026-03-01 |
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