GB/T 4340.2-1999Metallic vickers hardness test--Part 2: Verification of hardness testers (English PDF)
金属维氏硬度试验 第2部分:硬度计的检验
GB/T 4340.2 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 4340.2-2025 | Metallic materials - Vickers hardness test - Part 2: Verification and calibration of testing machines | Valid |
| GB/T 4340.2-2012 | Metallic materials - Vickers hardness test - Part 2: Verification and calibration of testing machines | Obsolete |
| GB/T 4340.2-1999 | Metallic vickers hardness test--Part 2: Verification of hardness testers | Obsolete |
GB/T 4340.2-1999 is obsolete. It has been replaced by GB/T 4340.2-2012. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
State Bureau of Quality and Technical Supervision
Level / Type
National · Recommended
Issue date
October 10, 1999
Implementation date
March 1, 2000
Scope
GB/T 4340.2-1999 is the English-translated version of 金属维氏硬度试验 第2部分:硬度计的检验.
GB/T 4340.2-1999 is the Chinese national standard "Metallic vickers hardness test--Part 2: Verification of hardness testers". It was issued on October 10, 1999 by the State Bureau of Quality and Technical Supervision, and took effect on March 1, 2000. It is obsolete: it has been replaced by GB/T 4340.2-2012.
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Document preview — GB/T 4340.2-1999
National Standard of the People's Republic of China
Issued by: State Bureau of Quality and Technical Supervision
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: State Bureau of Quality and Technical Supervision.
Date of issue: 1999-10-10.
Date of implementation: 2000-03-01.
Status: obsolete, replaced by GB/T 4340.2-2012.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
Referenced standards
Cited by
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- GB/T 4340.3-2025Metallic materials - Vickers hardness test - Part 3: Calibration of reference blocks
- GB/T 45505.4-2025Test methods of flat panel display glass substrate — Part 4: Mechanical properties
- GB/T 46424-2025Failure analysis method for oil and gas transportation pipeline girth welds
- GB/T 5617-2025Determination of surface hardening depth for steel
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Related Standards
GB/T 4340.3-2025 — Metallic materials - Vickers hardness test - Part 3: Calibration of reference blocks
GB/T 4340.1-1999 — Metallic materials--Vickers hardness test-- Part 1: Test method
GB/T 4340.3-2012 — Metallic materials - Vickers hardness test - Part 3: Calibration of reference blocks
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GB/T 4340.2-1999
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