JB/T 2956.2-1999Bonded abrasives - Sintered alumina sticks (English PDF)
普通磨具 烧结刚玉磨石
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
May 20, 1999
Implementation date
January 1, 2000
Scope
JB/T 2956.2-1999 is the English-translated version of 普通磨具 烧结刚玉磨石.
JB/T 2956.2-1999 is the Chinese machinery industry standard covering bonded abrasives - Sintered alumina sticks. It was issued on 20 May 1999 and has been in force since 1 January 2000, replacing JB 2956.2-1985.
The document is under the responsibility of the Ministry of Industry and Information Technology. This page is published from the official record of the 1999 edition.
The figures, limits and tables the standard contains are those of the document itself, delivered in full with the English translation.
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Document preview — JB/T 2956.2-1999
National Standard of the People's Republic of China
- Replacing
- JB 2956.2-1985
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- [Preview only]
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 3.1 Type
- 3.2 Basic parameters
- 4 Types and basic parameters
- 4.1 Types
- 4.2 Model designation
- 4.3 Nominal operating conditions
- 4.4 Safety and hygiene
- 4.5 Welding
- 4.6 Bridge (After crane operation mechanism assembled)
- 4.7 Assembly
- 4.8 Electrical control equipment
- 4.9 Steel pretreatment and painting
- 5 Technical requirements
- 5.1 General requirements
- 5.2 Safety requirements
- 5.3 Cold and hot working forming
- 5.4 Rated load test
- 5.5 Whole machine noise test
- 5.6 Static rigidity test
- 5.7 Dynamic load test
- 5.8 Crane span deviation
- 5.9 Diagonal difference of bridge
- 6 Test methods
- 6.1 Exit-factory inspection
- 6.2 Type inspection
- 7 Inspection rules
- 7.1 Marking
- 7.2 Packaging, transportation and storage
- 7.3 Transportation
- 7.4 Storage
- 8 Marking, packaging, transportation and storage
- 9 标志和标签 9 Marking and labeling
1 Foreword
JB/T 2956.2-1999 was issued by Ministry of Industry and Information Technology of the People's Republic of China on 20 May 1999.
It is one of 2 parts of the JB/T 2956 series.
The JB/T prefix marks a recommended standard. It is not law in itself: it becomes binding when a contract names it, when a regulation or a mandatory standard refers to it, or when a producer declares conformity with it.
2 Scope Preview
JB/T 2956.2-1999 carries no ICS number and no Chinese Standard Classification code.
This catalogue holds 21,922 other JB/T standards.
Of the 5,298 JB/T standards that do carry an ICS number, 1,460 (28%) fall under ICS 25, in the field of manufacturing engineering.
3 About this standard
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
English translation: about 15 pages
4 Related standards
Other parts of this standard:
JB/T 2956.1-1999 — Bonded abrasives - Sintered alumina grinding wheels
Standards on related subjects:
GB/T 2493-2023 — Test method for rotating strength of abrasive products
GB/T 2480-2022 — Conventional abrasive—Silicon carbide
JB/T 10155-2012 — Coated abrasives - Test method for grinding performance of abrasive cloth and abrasive paper
JB/T 7993-2025 — Chemical analysis method of boron carbide
JB/T 7990-2025 — Superhard abrasives - Cubic boron nitride powder
JB/T 3629-2025 — Ordinary abrasives - Black corundum
5 Classification and status
Chinese Standard Classification (CCS): J 43
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.
Similar standards
Editions of JB/T 2956.2
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 2956.2-1999 | Bonded abrasives - Sintered alumina sticks | current edition | Current |
| JB 2956.2-1985 | Bonded abrasives - Sintered alumina sticks | previous edition | Superseded |
This page sells the current edition, JB/T 2956.2-1999. Earlier editions are listed for reference only.
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