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JB/T 11784-2014Reciprocating internal combustion engines - High power diesel engines - Continuous grain flow forged steel crankshafts - Inspection method: Wet continuous magnetic particle testing (English PDF)

往复式内燃机大功率柴油机连续纤维锻钢曲轴检验方法：湿法连续法磁粉检测

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

May 6, 2014

Implementation date

October 1, 2014

Scope

JB/T 11784-2014 is the English-translated version of 往复式内燃机大功率柴油机连续纤维锻钢曲轴检验方法：湿法连续法磁粉检测.

JB/T 11784-2014 is a recommended Chinese machinery standard describing an inspection method for continuous grain flow forged steel crankshafts of high power diesel engines, namely wet continuous magnetic particle testing.

It covers the detecting devices, the environment in which the inspection is carried out, the personnel, the equipment, the magnetisation specifications, the verification of performance and the inspection itself.

It quotes GB/T 9445, GB/T 15822.1, GB/T 15822.2, GB/T 15822.3 and GB/T 23907. The Chinese classification is J92 and the international classification 27.020. The Ministry of Industry and Information Technology is the issuing body.

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Document preview — JB/T 11784-2014

National Standard of the People's Republic of China

ICS: 27.020

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 11784-2014 was issued by MIIT on 6 May 2014 and has been in force since 1 October 2014.

2 Scope

This standard is a recommended Chinese machinery standard describing an inspection method for continuous grain flow forged steel crankshafts of high power diesel engines, namely wet continuous magnetic particle testing. It covers the detecting devices, the environment in which the inspection is carried out, the personnel, the equipment, the magnetisation specifications, the verification of performance and the inspection itself. It quotes GB/T 9445, GB/T 15822.1, GB/T 15822.2, GB/T 15822.3 and GB/T 23907. The Chinese classification is J92 and the international classification 27.020. The Ministry of Industry and Information Technology is the issuing body.

3 Normative references

JB/T 11784-2014 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 9445

GB/T 15822.1

GB/T 15822.2

GB/T 15822.3

GB/T 23907

4 About this standard

Issued by: MIIT

English translation: about 15 pages

5 Classification and status

International classification (ICS): 27.020

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 11878-2014|JB/T 7293.4-2010|GB/T 38750.1-2020|GB/T 8243.12-2021|JB/T 13554-2018|GB/T 1859.4-2017

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