GB/T 12576-1997Liquified petroleum gases. Calculation of vapour pressure and relative density and octane number (English PDF)
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Issued by
State Bureau of Technical Supervision
Level / Type
National · Recommended
Issue date
June 16, 1997
Implementation date
December 1, 1997
Scope
GB/T 12576-1997 (Liquified petroleum gases. Calculation of vapour pressure and relative density and octane number) is available as an English-translated PDF.
GB/T 12576-1997 — This standard specifies the method of calculating the vapor pressure, relative density and motor octane number of liquefied petroleum gas composition.
This standard applies to liquefied petroleum gas. This standard does not apply to the determination by SY 7509 residues greater than 0. 05mL/100mL products.
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Document preview — GB/T 12576-1997
National Standard of the People's Republic of China
- ICS
- 75.160.30
- Classification
- E 46
- Replacing
- GB/T 12576-1990
Issued by: State Bureau of Technical Supervision
Contents
- What this standard covers1
- Document data2
What this standard covers
This standard specifies the method of calculating the vapor pressure, relative density and motor octane number of liquefied petroleum gas composition. This standard applies to liquefied petroleum gas. This standard does not apply to the determination by SY 7509 residues greater than 0. 05mL/100mL products. Only for motor octane propylene content of not more than 20% of the sample mixture.
Document data
International classification (ICS): 75.160.30.
Chinese classification (CCS): E46.
Estimated length of the Chinese original: 1,157 words.
Adopted international standard: ASTM D2598-1991, MOD; ASTM D2421-1995, NEQ.
Supersedes the earlier edition GB/T 12576-1990.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 1 pages — is available in the English PDF.
Referenced standards
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