YS/T 449-2002Copper and copper alloys inspection method of microstructure for cast and wrought products (English PDF)
铜及铜合金铸造和加工制品显微组织检验方法
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Issued by
State Economic and Trade Commission
Level / Type
National · Recommended
Issue date
November 22, 2002
Implementation date
January 1, 2003
Scope
YS/T 449-2002 is the English-translated version of 铜及铜合金铸造和加工制品显微组织检验方法.
YS/T 449-2002 — This standard specifies the copper and copper alloy casting and machining products microstructure test specimen preparation, microstructure inspection and test report.
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Document preview — YS/T 449-2002
National Standard of the People's Republic of China
- ICS
- 77.040
- Classification
- H 24
Issued by: State Economic and Trade Commission
Contents
- What this standard covers1
- Document data2
What this standard covers
This standard specifies the copper and copper alloy casting and machining products microstructure test specimen preparation, microstructure inspection and test report. This standard applies to a metallurgical microscope examination of copper and copper alloy microstructure.
Document data
International classification (ICS): 77.040.
Chinese classification (CCS): H24.
Estimated length of the Chinese original: 10,158 words.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 7 pages — is available in the English PDF.
Referenced standards
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Related Standards
YS/T 1115.10-2026 — Chemical analysis methods of copper, lead and zinc ores and tailings - Part 10: Determination of gold, silver, molybdenum, arsenic, tungsten, bismuth, gallium, indium, thallium, selenium, tellurium and germanium contents - Inductively coupled plasma mass spectrometry
YS/T 1115.7-2026 — Methods for chemical analysis of copper, lead, zinc ores and tailings - Part 7: Determination of molybdenum content - Thiocyanate spectrophotometric method
YS/T 1115.8-2026 — Methods for chemical analysis of copper, lead, zinc ores and tailings - Part 8: Determination of fluorine content - Ion-selective electrode method and ion chromatography
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YS/T 449-2002
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