JB/T 4210.8-2014Cold Heading Dies for Hexagon Nuts - Part 8: Lower Punches for Hexagon Upsetting (English PDF)
六角螺母冷镦模 第8部分：镦六角下冲头
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
July 9, 2014
Implementation date
November 1, 2014
Scope
JB/T 4210.8-2014 is the English-translated version of 六角螺母冷镦模 第8部分：镦六角下冲头.
Cold heading dies for hexagon nuts are the subject of JB/T 4210.8-2014, a recommended Chinese machinery industry standard whose eighth part is given over to the lower punch used in hexagon upsetting.
It fixes the structural type and the dimensions of that punch, the material and the hardness it must have, and the marking to be applied. The part is meant for hexagon nut cold heading dies mounted on automatic nut formers.
Its classification is J46 in China and 25.120.30 internationally. GB/T 6170-2000, GB/T 6171-2000, GB/T 6175-2000, GB/T 6176-2000 and JB/T 4213 are cited. It replaces JB/T 4210.12-1996 and JB/T 4210.13-1996. Issued on 9 July 2014, it has applied since 1 November 2014.
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Document preview — JB/T 4210.8-2014
National Standard of the People's Republic of China
- ICS
- 25.120.30
- Replacing
- JB/T 4210.13-1996
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- Foreword
- Scope
- Normative references
- About this standard
- Related standards
- Classification and status
1 Foreword
JB/T 4210.8-2014 was issued by MIIT on 9 July 2014 and has been in force since 1 November 2014.
It replaces the earlier edition JB/T 4210.8-1996.
It is one of 35 parts of the JB/T 4210 series.
2 Scope
Cold heading dies for hexagon nuts are the subject of JB/T 4210.8-2014, a recommended Chinese machinery industry standard whose eighth part is given over to the lower punch used in hexagon upsetting. It fixes the structural type and the dimensions of that punch, the material and the hardness it must have, and the marking to be applied. The part is meant for hexagon nut cold heading dies mounted on automatic nut formers. Its classification is J46 in China and 25.120.30 internationally. GB/T 6170-2000, GB/T 6171-2000, GB/T 6175-2000, GB/T 6176-2000 and JB/T 4213 are cited. It replaces JB/T 4210.12-1996 and JB/T 4210.13-1996.
3 Normative references
JB/T 4210.8-2014 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 6170-2000
GB/T 6171-2000
GB/T 6175-2000
GB/T 6176-2000
JB/T 4213
4 About this standard
Issued by: MIIT
English translation: about 15 pages
5 Related standards
Other parts of this standard:
JB/T 4210.1-1996 — Dies for cold heading hexagon nuts - Sizing punches
JB/T 4210.1-2014 — Part 1: Sizing Punches
JB/T 4210.2-1996 — Dies for cold heading hexagon nuts - Sizing dies
JB/T 4210.2-2014 — Part 2: Sizing Dies
JB/T 4210.3-1996 — Dies for cold heading hexagon nuts - Sizing knockout pins
JB/T 4210.3-2014 — Cold heading dies for hexagon nuts - Part 3: Sizing ejector pins
JB/T 4210.4-1996 — Dies for cold heading hexagon nuts - Ball heading punches - Type A
JB/T 4210.4-2014 — Cold heading dies for hexagon nuts - Part 4: Punches for ball upsetting
JB/T 4210.5-1996 — Dies for cold heading hexagon nuts - Ball heading punches - Type B
JB/T 4210.5-2014 — Cold heading dies for hexagon nuts - Part 5: Dies for ball upsetting
JB/T 4210.6-1996 — Dies for cold heading hexagon nuts - Ball heading dies - Type A
JB/T 4210.6-2014 — Part 6: Ejector Pins for Ball Upsetting
JB/T 4210.7-1996 — Dies for cold heading hexagon nuts - Ball heading dies - Type B
JB/T 4210.7-2014 — Part 7: Upper Punches for Hexagon Upsetting
JB/T 4210.9-1996 — Dies for cold heading hexagon nuts - Ball heading ejector pins - Type B
JB/T 4210.9-2014 — Part 9: Dies for Hexagon Upsetting
JB/T 4210.10-1996 — Dies for cold heading hexagon nuts - Hexagon heading upper punches - Type A
JB/T 4210.10-2014 — Part 10: Punches for Piercing
JB/T 4210.11-1996 — Dies for cold heading hexagon nuts - Hexagon heading upper punches - Type B
JB/T 4210.11-2014 — Part 11: Dies for Piercing
JB/T 4210.12-1996 — Dies for cold heading hexagon nuts - Hexagon heading lower punches - Type A
JB/T 4210.13-1996 — Dies for cold heading hexagon nuts - Hexagon heading lower punches - Type B
JB/T 4210.14-1996 — Dies for cold heading hexagon nuts - Hexagon heading dies (cemented carbide) - Type A
JB/T 4210.15-1996 — Dies for cold heading hexagon nuts - Hexagon heading dies (cemented carbide) - Type B
JB/T 4210.16-1996 — Dies for cold heading hexagon nuts - Hexagon heading dies (six-segment cemented carbide) - Type C
JB/T 4210.17-1996 — Dies for cold heading hexagon nuts - Hexagon heading dies - Type D
JB/T 4210.18-1996 — Dies for cold heading hexagon nuts - Piercing punches - Type A
JB/T 4210.19-1996 — Dies for cold heading hexagon nuts - Piercing punches - Type B
JB/T 4210.20-1996 — Dies for cold heading hexagon nuts - Piercing punches - Type C
JB/T 4210.21-1996 — Dies for cold heading hexagon nuts - Piercing punches - Type D
JB/T 4210.22-1996 — Dies for cold heading hexagon nuts - Piercing dies - Type A
JB/T 4210.23-1996 — Dies for cold heading hexagon nuts - Piercing dies - Type B
JB/T 4210.24-1996 — Dies for cold heading hexagon nuts - Piercing dies - Type C
JB/T 4210.25-1996 — Dies for cold heading hexagon nuts - Piercing dies - Type D
Other editions:
JB/T 4210.8-1996 (earlier edition)
6 Classification and status
International classification (ICS): 25.120.30
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
Similar standards
Editions of JB/T 4210.8
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 4210.8-2014 | Cold Heading Dies for Hexagon Nuts - Part 8: Lower Punches for Hexagon Upsetting | current edition | Current |
| JB/T 4210.13-1996 | Cold Heading Dies for Hexagon Nuts - Part 8: Lower Punches for Hexagon Upsetting | previous edition | Superseded |
This page sells the current edition, JB/T 4210.8-2014. Earlier editions are listed for reference only.
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Related Standards
JB/T 4213-1996 — Cold heading dies for fasteners - Technical specifications
JB/T 4213-2014 — Cold Heading Dies for Fasteners - Specifications
JB/T 4210.9-2014 — Cold Heading Dies for Hexagon Nuts - Part 9: Dies for Hexagon Upsetting
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JB/T 4210.8-2014
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