GB/T 14999.4-1994Methods of examining micro-structures for heat-resisting superalloys (English PDF)
高温合金显微组织试验法
GB/T 14999.4 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 14999.4-2012 | Test methods for superalloys - Part 4: Determination of characterizing banding grains and primary carbides distribution of super alloy rolling | Obsolete |
| GB/T 14999.4-1994 | Methods of examining micro-structures for heat-resisting superalloys | Obsolete |
GB/T 14999.4-1994 is obsolete. It has been replaced by GB/T 14999.4-2012. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
Level / Type
National · Recommended
Issue date
April 4, 1994
Implementation date
May 1, 1994
Scope
GB/T 14999.4-1994 is the English-translated version of 高温合金显微组织试验法.
GB/T 14999.4-1994 is the Chinese national standard "Methods of examining micro-structures for heat-resisting superalloys". It was issued on April 4, 1994 by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, and took effect on May 1, 1994. It is obsolete: it has been replaced by GB/T 14999.4-2012.
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Document preview — GB/T 14999.4-1994
National Standard of the People's Republic of China
Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China.
Date of issue: 1994-04-04.
Date of implementation: 1994-05-01.
Status: obsolete, replaced by GB/T 14999.4-2012.
......
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
- GB/T 25831-2024Wrought superalloy - Wire
- NB/T 20008.23-2015Other Material for pressurized water reactor nuclear power plants - Part 23: Ni-base-alloy Wires used for CRDM
- NB/T 20008.24-2015Other material for pressurized water reactor nuclear power plants - Part 24: GH4145 alloy bars for reactor vessel internals
- NB/T 20008.25-2015Other material for pressurized water reactor nuclear power plants - Part 25: GH4169 alloy wires for reactor vessel internals
- GB/T 28295-2012General specification of superalloy tubes
- GB/T 25828-2010General specification of superalloy bars
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Related Standards
GB/T 14999.5-1994 — Photomicrographs and photomacrographs for evaluating of heat-resisting superalloys
GB/T 14999.3-1994 — Methods of longitudinal fracture test for heat-resisting superalloy bars
GB/T 14999.6-2010 — Test methods for characterizing duplex grain sizes and primary carbides distribution of superalloy forgings
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GB/T 14999.4-1994
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