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JB/T 4209.2-2014Cold heading dies for hexagon head bolts - Part 2: Preliminary heading dies (English PDF)

六角头螺栓冷镦模第2部分：初镦凹模

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

July 9, 2014

Implementation date

November 1, 2014

Scope

JB/T 4209.2-2014 is the English-translated version of 六角头螺栓冷镦模第2部分：初镦凹模.

JB/T 4209.2-2014 is a recommended Chinese machinery industry standard dealing with the preliminary heading dies of cold heading tooling for hexagon head bolts. The text fixes the structural types and dimensions of the first-blow die, the material and hardness it must satisfy, and the marking it carries.

It addresses hexagon head bolt cold heading dies used on multi-station automatic cold heading machines. Classified J46 nationally and 25.120.30 internationally, it is applied with GB/T 5780-2000, GB/T 5781-2000, GB/T 5782-2000, GB/T 5783-2000, GB/T 5784-1986, GB/T 5785-2000, GB/T 5786-2000 and JB/T 4213-2014.

It replaces JB/T 4209.4-1996. Issued on 9 July 2014, it has applied since 1 November 2014.

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Document preview — JB/T 4209.2-2014

National Standard of the People's Republic of China

ICS: 25.120.30
Replacing: JB/T 4209.4-1996

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

Foreword
Scope
Normative references
About this standard
Related standards
Classification and status

1 Foreword

JB/T 4209.2-2014 was issued by MIIT on 9 July 2014 and has been in force since 1 November 2014.

It replaces the earlier edition JB/T 4209.2-1996.

It is one of 18 parts of the JB/T 4209 series.

2 Scope

This standard is a recommended Chinese machinery industry standard dealing with the preliminary heading dies of cold heading tooling for hexagon head bolts. The text fixes the structural types and dimensions of the first-blow die, the material and hardness it must satisfy, and the marking it carries. It addresses hexagon head bolt cold heading dies used on multi-station automatic cold heading machines. Classified J46 nationally and 25.120.30 internationally, it is applied with GB/T 5780-2000, GB/T 5781-2000, GB/T 5782-2000, GB/T 5783-2000, GB/T 5784-1986, GB/T 5785-2000, GB/T 5786-2000 and JB/T 4213-2014. It replaces JB/T 4209.4-1996.

3 Normative references

JB/T 4209.2-2014 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 5781-2000

GB/T 5782-2000

GB/T 5783-2000

GB/T 5780-2000

GB/T 5784-1986

GB/T 5785-2000

GB/T 5786-2000

JB/T 4213-2014 — Cold Heading Dies for Fasteners - Specifications

4 About this standard

Issued by: MIIT

English translation: about 15 pages

5 Related standards

Other parts of this standard:

JB/T 4209.1-1996 — Dies for cold heading hexagon head bolts - First upsetting punches

JB/T 4209.1-2014 — bolts - Part 1: Punches

JB/T 4209.3-1996 — Dies for cold heading hexagon head bolts - Trimming punches

JB/T 4209.3-2014 — Part 3: Reducing dies for thin shanks

JB/T 4209.4-1996 — Dies for cold heading hexagon head bolts - First upsetting dies

JB/T 4209.4-2014 — bolts - Part 4: Reducing dies for full threads

JB/T 4209.5-1996 — Dies for cold heading hexagon head bolts - Reduced shank dies - Type A

JB/T 4209.5-2014 — bolts - Part 5: Dies for standard bars

JB/T 4209.6-1996 — Dies for cold heading hexagon head bolts - Reduced shank dies - Type B

JB/T 4209.6-2014 — Part 6: Trimming dies

JB/T 4209.7-1996 — Dies for cold heading hexagon head bolts - Fully threaded reducing dies - Type A

JB/T 4209.8-1996 — Dies for cold heading hexagon head bolts - Fully threaded reducing dies - Type B

JB/T 4209.9-1996 — Dies for cold heading hexagon head bolts - Fully threaded reducing dies - Type C

JB/T 4209.10-1996 — Dies for cold heading hexagon head bolts - Standard shank dies - Type A

JB/T 4209.11-1996 — Dies for cold heading hexagon head bolts - Standard shank dies - Type B

JB/T 4209.12-1996 — Dies for cold heading hexagon head bolts - Trimming dies - Type A

JB/T 4209.13-1996 — Dies for cold heading hexagon head bolts - Trimming dies - Type B

Other editions:

JB/T 4209.2-1996 (earlier edition)

6 Classification and status

International classification (ICS): 25.120.30

Prefix JB/T: recommended standard.

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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

JB/T 4209.3-2014|JB/T 4209.6-2014|JB/T 4209.1-2014|JB/T 4209.4-2014|JB/T 4209.5-2014|JB/T 4212.1-2014

Editions of JB/T 4209.2

Edition	Title	Revision	Status
JB/T 4209.2-2014	Cold heading dies for hexagon head bolts - Part 2: Preliminary heading dies	current edition	Current
JB/T 4209.4-1996	Cold heading dies for hexagon head bolts - Part 2: Preliminary heading dies	previous edition	Superseded

This page sells the current edition, JB/T 4209.2-2014. Earlier editions are listed for reference only.

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