GB/T 14999.1-1994Methods of acid etch test for longitudinal macro-structures of heat-resisting superalloy bars (English PDF)
高温合金棒材纵向低倍组织酸浸试验法
GB/T 14999.1 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 14999.1-2025 | Test method for superalloys - Part 1: Macro-structures | Valid |
| GB/T 14999.1-2012 | Test method for super alloys - Part 1: Verification of longitudinal macro-structures and defect by etch | Obsolete |
| GB/T 14999.1-1994 | Methods of acid etch test for longitudinal macro-structures of heat-resisting superalloy bars | Obsolete |
GB/T 14999.1-1994 is obsolete. It has been replaced by GB/T 14999.1-2012. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
State Bureau of Technical Supervision
Level / Type
National · Recommended
Issue date
April 4, 1994
Implementation date
May 1, 1994
Scope
GB/T 14999.1-1994 is the English-translated version of 高温合金棒材纵向低倍组织酸浸试验法.
GB/T 14999.1-1994 is the Chinese national standard "Methods of acid etch test for longitudinal macro-structures of heat-resisting superalloy bars". It was issued on April 4, 1994 by the State Bureau of Technical Supervision, and took effect on May 1, 1994. It is obsolete: it has been replaced by GB/T 14999.1-2012.
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Document preview — GB/T 14999.1-1994
National Standard of the People's Republic of China
Issued by: State Bureau of Technical Supervision
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: State Bureau of Technical Supervision.
Date of issue: 1994-04-04.
Date of implementation: 1994-05-01.
Status: obsolete, replaced by GB/T 14999.1-2012.
......
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
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Related Standards
GB/T 14999.2-2025 — Test methods for superalloys - Part 2: Microstructure
GB/T 14999.2-2012 — Test methods for superalloys - Part 2: Verification of transverse macro-structures and defect by etch
GB/T 14999.2-1994 — Methods of acid etch test for transvese macro-structures of heat-resisting superalloys
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GB/T 14999.1-1994
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