JB/T 4212.1-2014Cold Heading Dies for Hexagon Socket Head Cap Screws - Part 1: Type A Punches for Primary Upsetting and Kicker Pins (English PDF)
内六角圆柱头螺钉冷镦模 第1部分：A型初镦冲头及顶杆
This is a limited preview
Buy now to download the full PDF (15 pages)
Need quotation for your management?
Get a formal quotation for JB/T 4212.1-2014 in 30 minutes.
Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
July 9, 2014
Implementation date
November 1, 2014
Scope
JB/T 4212.1-2014 is the English-translated version of 内六角圆柱头螺钉冷镦模 第1部分：A型初镦冲头及顶杆.
JB/T 4212.1-2014 opens the recommended Chinese machinery industry series on cold heading dies for hexagon socket head cap screws and deals with the tooling of the first upsetting stage.
It gives the structural type and the dimensions of the type A punch for primary upsetting and of the kicker pin, together with the material and hardness of each and their marking.
The part is written for double-stroke solid-die automatic cold heading machines producing hexagon socket head cap screws. It is classified J46 in the Chinese system and 25.120.30 in the international one.
GB/T 70.1-2008 and JB/T 4213 are cited. It supersedes JB/T 4212.1-1996 and JB/T 4212.2-1996. Issued on 9 July 2014, it has applied since 1 November 2014.
Found what you need?
Document preview — JB/T 4212.1-2014
National Standard of the People's Republic of China
- ICS
- 25.120.30
- Replacing
- JB/T 4212.2-1996
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 4212.1-2014 was issued by MIIT on 9 July 2014 and has been in force since 1 November 2014.
It replaces the earlier edition JB/T 4212.1-1996.
It is one of 18 parts of the JB/T 4212 series.
2 Scope
JB/T 4212.1-2014 opens the recommended Chinese machinery industry series on cold heading dies for hexagon socket head cap screws and deals with the tooling of the first upsetting stage. It gives the structural type and the dimensions of the type A punch for primary upsetting and of the kicker pin, together with the material and hardness of each and their marking. The part is written for double-stroke solid-die automatic cold heading machines producing hexagon socket head cap screws. It is classified J46 in the Chinese system and 25.120.30 in the international one. GB/T 70.1-2008 and JB/T 4213 are cited. It supersedes JB/T 4212.1-1996 and JB/T 4212.2-1996.
3 Normative references
JB/T 4212.1-2014 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 70.1-2008 — Hot rolled low carbon steel wire rods
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 4212.2-1996 — Dies for cold heading hexagon socket head cap screws - Ejector pins for first upsetting punches
JB/T 4212.2-2014 — Part 2: Type B Punches for Primary Upsetting
JB/T 4212.3-1996 — Dies for cold heading hexagon socket head cap screws - First upsetting punches - Type B
JB/T 4212.3-2014 — Cold heading dies for hexagon socket head cap screws - Part 3: Forming punches
JB/T 4212.4-1996 — Dies for cold heading hexagon socket head cap screws - Forming punches
JB/T 4212.4-2014 — Part 4: Punches for Forming Hexagon Sockets
JB/T 4212.5-1996 — Dies for cold heading hexagon socket head cap screws - Hexagon socket punches - Type A
JB/T 4212.5-2014 — Part 5: Die Pieces
JB/T 4212.6-1996 — Dies for cold heading hexagon socket head cap screws - Hexagon socket punches - Type B
JB/T 4212.6-2014 — Part 6: Dies
JB/T 4212.7-1996 — Dies for cold heading hexagon socket head cap screws - Hexagon socket punches - Type C
JB/T 4212.8-1996 — Dies for cold heading hexagon socket head cap screws - Hexagon socket punches - Type D
JB/T 4212.9-1996 — Dies for cold heading hexagon socket head cap screws - First upsetting die inserts
JB/T 4212.10-1996 — Dies for cold heading hexagon socket head cap screws - First upsetting dies
JB/T 4212.11-1996 — Dies for cold heading hexagon socket head cap screws - Forming dies
JB/T 4212.12-1996 — Dies for cold heading hexagon socket head cap screws - Hexagon die inserts
JB/T 4212.13-1996 — Dies for cold heading hexagon socket head cap screws - Hexagon heading die inserts
Other editions:
JB/T 4212.1-1996 (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 4212.1
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 4212.1-2014 | Cold Heading Dies for Hexagon Socket Head Cap Screws - Part 1: Type A Punches for Primary Upsetting and Kicker Pins | current edition | Current |
| JB/T 4212.2-1996 | Cold Heading Dies for Hexagon Socket Head Cap Screws - Part 1: Type A Punches for Primary Upsetting and Kicker Pins | previous edition | Superseded |
This page sells the current edition, JB/T 4212.1-2014. Earlier editions are listed for reference only.
How to Download JB/T 4212.1-2014
- 1
Add to cart
Click "Download PDF" on this page and choose "Buy this standard". You can add more standards before checkout.
- 2
Checkout
Enter your email and billing details. Payment is processed securely by Stripe (cards or bank transfer). Prefer bank details? Request a quotation (min. order $300).
- 3
Instant delivery (0–9 sec)
Delivery is automatic: within seconds of payment you'll receive an email with a secure download link. The link stays valid for 72 hours.
- 4
Invoice included
A tax invoice is attached to the confirmation email. Need a custom invoice? Contact us.
Related Standards
GB/T 70.1-2008 — Hexagon socket head cap screws
JB/T 4213-1996 — Cold heading dies for fasteners - Technical specifications
JB/T 4213-2014 — Cold Heading Dies for Fasteners - Specifications
Secure payment via Stripe
Payments accepted
JB/T 4212.1-2014
$149.00