JB/T 7661-2018Limits and determination of cleanliness for diesel fuel injection equipment (English PDF)
柴油机油泵油嘴产品清洁度限值及测定方法
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
April 30, 2018
Implementation date
December 1, 2018
Scope
JB/T 7661-2018 is the English-translated version of 柴油机油泵油嘴产品清洁度限值及测定方法.
JB/T 7661-2018 fixes the cleanliness limits for diesel fuel injection equipment and the method by which cleanliness is determined, within the Chinese machinery industry standards.
The products it names are the single-cylinder injection pump for medium and small power diesel engines, the multi-cylinder in-line injection pump assembly with its governor, the distributor injection pump, the injector assembly, the plunger fuel feed pump and the automatic fuel-supply advance device.
For each of them the standard states the cleanliness limit and the way it is measured. It quotes GB 252 and SH 0004. It replaces JB/T 7661-2004. Its Chinese classification is J94 and its international classifications are 27.020 and 43.060.40.
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Document preview — JB/T 7661-2018
National Standard of the People's Republic of China
- ICS
- 27.020; 43.060.40
- Replacing
- JB/T 7661-2004
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 7661-2018 was issued by MIIT on 30 April 2018 and has been in force since 1 December 2018.
It replaces the earlier edition JB/T 7661-2004, JB/T 7661-1995.
2 Scope
JB/T 7661-2018 fixes the cleanliness limits for diesel fuel injection equipment and the method by which cleanliness is determined, within the Chinese machinery industry standards. The products it names are the single-cylinder injection pump for medium and small power diesel engines, the multi-cylinder in-line injection pump assembly with its governor, the distributor injection pump, the injector assembly, the plunger fuel feed pump and the automatic fuel-supply advance device. For each of them the standard states the cleanliness limit and the way it is measured. It quotes GB 252 and SH 0004. It replaces JB/T 7661-2004. Its Chinese classification is J94 and its international classifications are 27.020 and 43.060.40.
3 Normative references
JB/T 7661-2018 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB 252
SH 0004
4 About this standard
Issued by: MIIT
English translation: about 15 pages
5 Related standards
Other editions:
JB/T 7661-2004 (earlier edition)
JB/T 7661-1995 (earlier edition)
6 Classification and status
International classification (ICS): 27.020; 43.060.40
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
Cited by
- GB/T 5771-2025Delivery valve of diesel fuel injection pump - Specifications
- GB/T 5770-2020Jerk fuel injection pump for diesel engine - Specifications
- JB/T 13476-2018Electronically controlled common rail systems for diesel engines - Gear transfer pumps
- JB/T 5176-2018Single plunger distribution fuel injection pump - Technical specifications
- JB/T 6291.1-2018Plunger type fuel feed pump - Part 1: Technical specifications
- JB/T 6291.2-2018Plunger type fuel feed pump - Part 2: Performance test method
Similar standards
Editions of JB/T 7661
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 7661-2018 | Limits and determination of cleanliness for diesel fuel injection equipment | current edition | Current |
| JB/T 7661-2004 | Limits and determination of cleanliness for diesel fuel injection equipment | previous edition | Superseded |
This page sells the current edition, JB/T 7661-2018. Earlier editions are listed for reference only.
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GB 252-2015 — General diesel fuels
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