JB/T 12542-2015Superabrasive - Detonation polycrystalline diamond powders (English PDF)
超硬磨料 爆轰法多晶金刚石微粉
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
October 10, 2015
Implementation date
March 1, 2016
Scope
JB/T 12542-2015 is the English-translated version of 超硬磨料 爆轰法多晶金刚石微粉.
Polycrystalline diamond powder made by detonation synthesis is the subject of JB/T 12542-2015, a recommended Chinese machinery industry standard published in the superabrasive series.
The document sets the marking of the product, the technical requirements it must meet, the test methods used to check them, the inspection rules, and marking, packaging, transport and storage.
What it applies to is polycrystalline diamond powder obtained by detonation synthesis. Its reference list is short and brings in GB/T 191, GB/T 23413-2009, JB/T 3914 and JB/T 7990-2012.
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Document preview — JB/T 12542-2015
National Standard of the People's Republic of China
- ICS
- 25.100.70
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- 1 Scope
- 2 Normative references
- 3 Designation
- 4 Technical requirements
- 4.1 Appearance
- 4.2 Impurities
- 4.3 Moisture
- 4.4 Particle size composition
- 4.5 Particle shape and abnormally large particles
- 4.6 Characteristics of the crystal structure
- 5 Test methods
- 5.1 Sampling method
- 5.2 Appearance
- 5.3 Impurities
- 5.4 Moisture
- 5.5 Particle size composition
- 5.6 Particle shape and abnormally large particles
- 5.7 Characteristics of the crystal structure
- 6 Inspection rules
- 7 Marking, packaging, transport and storage
- 7.1 Marking
- 7.2 Packaging
- 7.3 Transport
- 7.4 Storage
- Figure 1 Example of the X-ray diffraction pattern of the polycrystalline diamond micropowder obtained by the detonation method
- Table 1 Particle size composition of the polycrystalline diamond micropowder obtained by the detonation method
- Table 2 Magnification of the microscope
What this standard covers
This standard specifies the marking, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of detonation polycrystalline diamond powder. This standard applies to detonation synthesis of polycrystalline diamond powder.
Document data
International classification (ICS): 25.100.70.
Chinese classification (CCS): J43.
Estimated length of the Chinese original: 9,997 words.
Standards quoted by this document
GB/T 191; GB/T 23413-2009; JB/T 3914; JB/T 7990-2012
3 Designation
4 Technical requirements
5 Test methods
6 Inspection rules
7 Marking, packaging, transport and storage
......
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
Normative references
Similar standards
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Related Standards
GB/T 191-2025 — Graphical symbols marking for handling and storage of packages
GB/T 23413-2009 — Determination of crystallite size and micro-strain of nano-materials - X-ray diffraction line broadening method
JB/T 3914-1999 — Superabrasives - Sampling method
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JB/T 12542-2015
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