GB 17740-1999General ruler for earthquake magnitude (English PDF)
地震震级的规定
GB 17740 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB 17740-2017 | General ruler for earthquake magnitude | Valid |
| GB 17740-1999 | General ruler for earthquake magnitude | Obsolete |
GB 17740-1999 is obsolete. It has been replaced by GB 17740-2017. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
State Quality and Technology Supervision Bureau
Level / Type
National · Mandatory
Issue date
April 26, 1999
Implementation date
November 1, 1999
Scope
GB 17740-1999 is the English-translated version of 地震震级的规定.
GB 17740-1999 is the Chinese national standard "General ruler for earthquake magnitude". It was issued on April 26, 1999 by the State Quality and Technology Supervision Bureau, and took effect on November 1, 1999. It is obsolete: it has been replaced by GB 17740-2017.
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Document preview — GB 17740-1999
National Standard of the People's Republic of China
Issued by: State Quality and Technology Supervision Bureau
Contents
- Document data
1 Document data
Sector: National standard (Mandatory).
Issuing body: State Quality and Technology Supervision Bureau.
Date of issue: 1999-04-26.
Date of implementation: 1999-11-01.
Status: obsolete, replaced by GB 17740-2017.
......
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
- DB/T 115-2026Data communication protocol for seismic intensity rapid report and earthquake early warning station
- DB/T 107-2025On-site evaluation of seismic intensity
- GB 17741-2025Evaluation of seismic safety for engineering sites
- DB/T 73-2018Active fault exploration 1:250 000 earthquake map compilation
- DB/T 75-2018Remote sensing assessment of earthquake disasters
- DB/T 77-2018Earthquake disaster assessment based on remote sensing. Seismic intensity
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GB 17740-1999
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