YB/T 4285-2012Using a portable metal hardness test indentation hardness test methods (English PDF)
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Issued by
Ministry of Industry and Information Technology
Level / Type
National · Recommended
Issue date
January 1, 2012
Implementation date
January 1, 2012
Scope
YB/T 4285-2012 (Using a portable metal hardness test indentation hardness test methods) is available as an English-translated PDF.
YB/T 4285-2012 is the Chinese standard "Using a portable metal hardness test indentation hardness test methods". This standard specifies the use of portable metal hardness test indentation hardness test method test equipment, test procedures, calibration and testing hardness, precision and bias and test reports.
It was issued by Ministry of Industry and Information Technology. It cites 13 other standards.
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Document preview — YB/T 4285-2012
National Standard of the People's Republic of China
- ICS
- 77.040.10
- Classification
- H22
Issued by: Ministry of Industry and Information Technology
Contents
- Document data
- Standards quoted by this standard
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document.
GB/T 230.1
GB/T 230.2
GB/T 230.3
GB/T 231.1
GB/T 231.2
GB/T 231.3
GB/T 231.4
GB/T 4340.1
GB/T 4340.2
GB/T 4340.3
GB/T 4340.4
ASTM E140
ASTM E69
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 8 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 230.1Metallic materials - Rockwell hardness test - Part 1: Test method
- GB/T 230.2Metallic materials - Rockwell hardness test - Part 2: Verification and calibration of testing machines and indenters
- GB/T 230.3Metallic materials - Rockwell hardness test - Part 3: Calibration of reference blocks
- GB/T 231.1Metallic materials - Brinell hardness test - Part 1: Test method
- GB/T 231.2Metallic materials—Brinell hardness test—Part 2: Verification and calibration of testing machines
- GB/T 231.3Metallic materials - Brinell hardness test - Part 3: Calibration of reference blocks
ASTM E140 · ASTM E69
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Related Standards
GB/T 230.1-2018 — Metallic materials - Rockwell hardness test - Part 1: Test method
GB/T 230.2-2022 — Metallic materials - Rockwell hardness test - Part 2: Verification and calibration of testing machines and indenters
GB/T 230.3-2022 — Metallic materials - Rockwell hardness test - Part 3: Calibration of reference blocks
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YB/T 4285-2012
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