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JB/T 13521-2018Down coilers for hot strip mills - Technical requirements (English PDF)

热连轧地下卷取机技术条件

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

July 4, 2018

Implementation date

May 1, 2019

Scope

JB/T 13521-2018 is the English-translated version of 热连轧地下卷取机技术条件.

JB/T 13521-2018 is a recommended Chinese machinery industry standard giving the technical requirements for the down coiler of a hot strip mill.

It states the terms and definitions, the types and basic parameters, the technical requirements, the test methods and the inspection and acceptance rules for the underground coiler of a hot strip rolling line.

It applies to hot-rolling underground coilers that take up the strip under hot conditions. The standard is classified H94 in the Chinese system and 77.180 internationally.

Among its normative references are GB/T 2970-2016, GB/T 8923.1-2011, GB/T 9239.1-2006, GB/T 11345-2013, GB/T 14039-2002, GB/T 15056 and a long run of parts of JB/T 5000.

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Document preview — JB/T 13521-2018

National Standard of the People's Republic of China

ICS: 77.180

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 13521-2018 was issued by MIIT on 4 July 2018 and has been in force since 1 May 2019.

2 Scope

This standard is a recommended Chinese machinery industry standard giving the technical requirements for the down coiler of a hot strip mill. It states the terms and definitions, the types and basic parameters, the technical requirements, the test methods and the inspection and acceptance rules for the underground coiler of a hot strip rolling line. It applies to hot-rolling underground coilers that take up the strip under hot conditions. The standard is classified H94 in the Chinese system and 77.180 internationally. Among its normative references are GB/T 2970-2016, GB/T 8923.1-2011, GB/T 9239.1-2006, GB/T 11345-2013, GB/T 14039-2002, GB/T 15056 and a long run of parts of JB/T 5000.

3 Normative references

JB/T 13521-2018 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 2970-2016 — Method for ultrasonic testing of thicker steel plates

GB/T 8923.1-2011 — Preparation of steel substrates before application of paints and related products -- Visual assessment of surface cleanliness -- Part 1: Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previ

GB/T 9239.1-2006 — Mechanical vibration -- Balance quality requirements for rotors in a constant (rigid) state -- Part 1: Specification and verification of balance tolerances

GB/T 11345-2013

GB/T 14039-2002 — Hydraulic fluid power -- Fluids -- Method for coding the level of contamination by solid particles

GB/T 15056

JB/T 5000.1

JB/T 5000.3

JB/T 5000.5

JB/T 5000.6

JB/T 5000.7

JB/T 5000.8

JB/T 5000.10

JB/T 5000.11

JB/T 5000.12

JB/T 5000.14-2007 — General technical requirements for heavy machinery - Part 14: Non-destructive testing of steel castings

JB/T 5000.15-2007 — General technical requirements for heavy machinery - Part 15: Non-destructive testing of steel forgings

4 About this standard

Issued by: MIIT

English translation: about 18 pages

5 Classification and status

International classification (ICS): 77.180

Prefix JB/T: recommended standard.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 18 pages — is available in the English PDF.

Referenced standards

Normative references

Similar standards

JB/T 12946-2016|JB/T 13523-2018|JB/T 13524-2018|JB/T 13763-2020|JB/T 13764-2020|JB/T 13400-2018

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