JB/T 9729-2011The samples of tightness tests of diesel injector nozzle plunger and delivery valve of fuel injection pump - Specifications (English PDF)
柴油机喷油嘴偶件、柱塞偶件、出油阀偶件径部密封值样品 技术条件
This is a limited preview
Buy now to download the full PDF (15 pages)
Need quotation for your management?
Get a formal quotation for JB/T 9729-2011 in 30 minutes.
Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
December 20, 2011
Implementation date
April 1, 2012
Scope
JB/T 9729-2011 is the English-translated version of 柴油机喷油嘴偶件、柱塞偶件、出油阀偶件径部密封值样品 技术条件.
JB/T 9729-2011 is a recommended Chinese machinery industry standard on the samples used in the tightness testing of diesel engine injection equipment.
It fixes the technical conditions for the samples that carry the sealing diameter values of injector nozzle assemblies, of injection pump plunger assemblies and of delivery valve assemblies, together with the methods for testing them.
It applies to the selection of those sealing diameter value samples. The document is classified J94 in the Chinese scheme and 27.020 and 43.060.40 internationally, and was issued by the Ministry of Industry and Information Technology. It cites GB/T 5264, GB/T 5771 and GB/T 5772. It supersedes JB/T 9729-1999.
Found what you need?
Document preview — JB/T 9729-2011
National Standard of the People's Republic of China
- ICS
- 27.020; 43.060.40
- Replacing
- JB/T 9729-1999
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 9729-2011 was issued by MIIT on 20 December 2011 and has been in force since 1 April 2012.
It replaces the earlier edition JB/T 9729-1999.
2 Scope
JB/T 9729-2011 is a recommended Chinese machinery industry standard on the samples used in the tightness testing of diesel engine injection equipment. It fixes the technical conditions for the samples that carry the sealing diameter values of injector nozzle assemblies, of injection pump plunger assemblies and of delivery valve assemblies, together with the methods for testing them. It applies to the selection of those sealing diameter value samples. The document is classified J94 in the Chinese scheme and 27.020 and 43.060.40 internationally, and was issued by the Ministry of Industry and Information Technology. It cites GB/T 5264, GB/T 5771 and GB/T 5772. It supersedes JB/T 9729-1999.
3 Normative references
JB/T 9729-2011 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 5264
GB/T 5771
GB/T 5772
4 About this standard
Issued by: MIIT
English translation: about 15 pages
5 Related standards
Other editions:
JB/T 9729-1999 (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
Similar standards
Editions of JB/T 9729
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 9729-2011 | The samples of tightness tests of diesel injector nozzle plunger and delivery valve of fuel injection pump - Specifications | current edition | Current |
| JB/T 9729-1999 | The samples of tightness tests of diesel injector nozzle plunger and delivery valve of fuel injection pump - Specifications | previous edition | Superseded |
This page sells the current edition, JB/T 9729-2011. Earlier editions are listed for reference only.
How to Download JB/T 9729-2011
- 1
Add to cart
Click "Download PDF" on this page and choose "Buy this standard". You can add more standards before checkout.
- 2
Checkout
Enter your email and billing details. Payment is processed securely by Stripe (cards or bank transfer). Prefer bank details? Request a quotation (min. order $300).
- 3
Instant delivery (0–9 sec)
Delivery is automatic: within seconds of payment you'll receive an email with a secure download link. The link stays valid for 72 hours.
- 4
Invoice included
A tax invoice is attached to the confirmation email. Need a custom invoice? Contact us.
Related Standards
GB/T 5264-2022 — Plunger of diesel fuel injection pump - Specifications
GB/T 5771-2025 — Delivery valve of diesel fuel injection pump - Specifications
GB/T 5772-2010 — Injector nozzle for diesel - Specifications
Secure payment via Stripe
Payments accepted
JB/T 9729-2011
$115.00