JB/T 11734-2013Gypsum molding powder for investment casting (English PDF)
石膏型熔模铸造用铸型粉
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
December 31, 2013
Implementation date
July 1, 2014
Scope
JB/T 11734-2013 is the English-translated version of 石膏型熔模铸造用铸型粉.
JB/T 11734-2013 is the recommended Chinese machinery industry standard for the gypsum mould powder used in investment casting. It sets the technical requirements for the powder, the test methods and the inspection rules that go with them, and the provisions for marking, packaging, transport and storage.
It applies to gold, silver, copper and aluminium and their alloys in jewellery. The standard carries the Chinese classification J31 and the international classification 91.100.10. It quotes GB/T 2684 and GB/T 5611.
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Document preview — JB/T 11734-2013
National Standard of the People's Republic of China
- ICS
- 91.100.10
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
1 Foreword
JB/T 11734-2013 was issued by Ministry of Industry and Information Technology of the People's Republic of China on 31 December 2013 and has been in force since 1 July 2014.
2 Scope
This standard is the recommended Chinese machinery industry standard for the gypsum mould powder used in investment casting. It sets the technical requirements for the powder, the test methods and the inspection rules that go with them, and the provisions for marking, packaging, transport and storage. It applies to gold, silver, copper and aluminium and their alloys in jewellery. The standard carries the Chinese classification J31 and the international classification 91.100.10. It quotes GB/T 2684 and GB/T 5611.
3 Normative references
JB/T 11734-2013 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 2684
GB/T 5611
4 About this standard
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
English translation: about 15 pages
5 Classification and status
International classification (ICS): 91.100.10
Prefix JB/T: recommended standard.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
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Related Standards
GB/T 2684-1981 — Foundry sands and sand mixtures for casting--Method of testing
GB/T 2684-2009 — Test methods for foundry sands and molding mixtures
GB/T 2684-2025 — Test methods for foundry sands and molding mixtures
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JB/T 11734-2013
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