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JB/T 12050-2014Crowned gear couplings for hot rolling finishing mills (English PDF)

热连轧精轧机组鼓形齿式联轴器

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

July 9, 2014

Implementation date

November 1, 2014

Scope

JB/T 12050-2014 is the English-translated version of 热连轧精轧机组鼓形齿式联轴器.

JB/T 12050-2014 is a recommended Chinese machinery industry standard for the crowned gear couplings used on hot rolling finishing mills.

It addresses the drum-shaped gear coupling for the main drive of hot strip mills, giving the basic parameters and main dimensions, the product designation, the technical requirements, the inspection rules and the provisions for marking, packaging and storage.

Couplings are covered by Chinese classification J19 and international classification 21.120.20. Fastener, gear and inspection documents are quoted with it, among them GB/T 191, GB/T 3098.1, GB/T 3098.2, GB/T 4879, GB/T 9239.1, GB/T 10095.1, GB/T 10095.2, GB/T 11345, GB/T 13384, JB/T 6136 and parts of JB/T 5000. Issued on 9 July 2014, it has applied since 1 November 2014.

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Document preview — JB/T 12050-2014

National Standard of the People's Republic of China

ICS: 21.120.20

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

Foreword
Scope
Normative references
About this standard
Classification and status

1 Foreword

JB/T 12050-2014 was issued by MIIT on 9 July 2014 and has been in force since 1 November 2014.

2 Scope

JB/T 12050-2014 is a recommended Chinese machinery industry standard for the crowned gear couplings used on hot rolling finishing mills. It addresses the drum-shaped gear coupling for the main drive of hot strip mills, giving the basic parameters and main dimensions, the product designation, the technical requirements, the inspection rules and the provisions for marking, packaging and storage. Couplings are covered by Chinese classification J19 and international classification 21.120.20. Fastener, gear and inspection documents are quoted with it, among them GB/T 191, GB/T 3098.1, GB/T 3098.2, GB/T 4879, GB/T 9239.1, GB/T 10095.1, GB/T 10095.2, GB/T 11345, GB/T 13384, JB/T 6136 and parts of JB/T 5000. Issued on 9 July 2014, it has applied since 1 November 2014.

3 Normative references

JB/T 12050-2014 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 191

GB/T 3098.1

GB/T 3098.2

GB/T 4879

GB/T 6388

GB/T 9239.1

GB/T 10095.1

GB/T 10095.2

GB/T 11345

GB/T 13384

JB/T 5000.1

JB/T 5000.3

JB/T 5000.8

JB/T 5000.9

JB/T 5000.10

JB/T 5000.12

JB/T 5000.13

JB/T 5000.15

JB/T 6136

4 About this standard

Issued by: MIIT

English translation: about 15 pages

5 Classification and status

International classification (ICS): 21.120.20

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 12508-2015|JB/T 12945-2016|JB/T 13124-2017|JB/T 12051-2014|JB/T 12044-2014|GB/T 50436-2017

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