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GB/T 5264-2022: Plunger of diesel fuel injection pump - Specifications
Status: Valid GB/T 5264: Evolution and historical versions
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| GB/T 5264-2022 | English | 339 |
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Plunger of diesel fuel injection pump - Specifications
| Valid |
GB/T 5264-2022
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| GB/T 5264-2010 | English | 519 |
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Plunger of diesel fuel injection pump -- Specifications
| Obsolete |
GB/T 5264-2010
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| GB/T 5264-1985 | English | RFQ |
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Technical specification of fuel injection pump plunger and barrel assembly for diesel engines
| Obsolete |
GB/T 5264-1985
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PDF similar to GB/T 5264-2022
Basic data | Standard ID | GB/T 5264-2022 (GB/T5264-2022) | | Description (Translated English) | Plunger of diesel fuel injection pump - Specifications | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J94 | | Classification of International Standard | 27.020; 43.060.40 | | Word Count Estimation | 18,140 | | Date of Issue | 2022-10-14 | | Date of Implementation | 2022-10-12 | | Older Standard (superseded by this standard) | GB/T 5264-2010 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 5264-2022: Plunger of diesel fuel injection pump - Specifications---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Plunger of diesel fuel injection pump -- Specifications
ICS 27.020; 43.060.40
CCSJ94
National Standards of People's Republic of China
Replacing GB/T 5264-2010
Diesel fuel injection pump plunger coupler
Technical conditions
Published on 2022-10-12
2022-10-12 Implementation
State Administration for Market Regulation
Released by the National Standardization Administration
directory
Preface III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Technical requirements 1
4.1 Manufacturing 1
4.2 Materials 1
4.3 Metallographic organization 2
4.4 Hardness 2
4.5 Flaw Detection 2
4.6 Geometric Tolerance 2
4.7 Surface Roughness 4
4.8 Diameter seal value 4
4.9 Slip 4
4.10 Reliability 5
4.11 Appearance 5
5 Test method 5
5.1 Metallographic examination 5
5.2 Hardness testing 5
5.3 Flaw detection 5
5.4 Geometric Tolerance Detection 5
5.5 Surface Roughness Detection 5
5.6 Diameter sealing test 6
5.7 Sliding test 6
5.8 Reliability test 6
5.9 Appearance Inspection 6
6 Inspection Rules 6
7 Marking, packaging, transportation and storage 7
Appendix A (Normative) Sampling Inspection and Qualification Judgment Rules for Plunger Pair Product Quality 8
Fig.1 Plunger geometrical toleranceFig.2
Fig.2 Geometrical tolerance of split plunger sleeveFig.3
Figure 3 Geometric tolerance of flanged plunger sleeve Figure 4
Table 1 Main geometrical tolerances of plunger and plunger sleeve3
Table 2 Plunger pair diameter seal value 5
Table 3 Classification of Inspection Items 6
Table A.1 Unqualified classification of plunger parts 8
Table A.2 Plunger failure classification 8
Table A.3 Plunger sleeve unqualified classification 9
Table A.4 Plunger Pair Sampling Plan and Inspection Results Judgment 10
Table A.5 Plunger Sampling Plan and Inspection Results Judgment 10
Table A.6 Sampling plan for plunger sleeve and determination of inspection results 10
Table A.7 Summary Table 11 of Test Results of Plunger Couplers
Table A.8 Summary of plunger detection results Table 11
Table A.9 Plunger Sleeve Test Results Summary Table 11
foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents"
drafted.
This document replaces GB/T 5264-2010 "Technical Conditions for Piston Parts of Fuel Injection Pumps for Diesel Engines", compared with GB/T 5264-2010,
In addition to structural adjustments and editorial changes, the main technical changes are as follows.
a) terms and definitions are added (see Chapter 3);
b) Added material requirements for flanged plunger sleeves in plunger couplers (see 4.2);
c) Added the hardness requirements for plunger sleeves made of 20CrMo alloy structural steel (see 4.4);
d) Changed the flaw detection requirements of the plunger pair (see 4.5, 3.5 of the.2010 edition);
e) The requirements for cracks in the plunger coupler are deleted (see 3.5 of the.2010 edition);
f) Added the geometrical tolerance dimension drawing of flanged plunger sleeve (see 4.6);
g) Added the verticality tolerance item of the plunger sleeve in Table 1 (see Table 1);
h) Changed the data range of the second file in Table 2 (see Table 2, Table 2 of the.2010 edition);
i) Changed the surface treatment requirements of the plunger pair (see 4.11.2, 3.4 of the.2010 edition);
j) deleted the service life (see 3.14 of the.2010 edition);
k) Deleted the service life assessment requirements (see 4.10 of the.2010 edition);
l) The requirements for sampling locations for flanged plunger sleeve hardness testing have been added (see 5.2);
m) The surface roughness detection method of plunger and plunger sleeve is added (see 5.5.1);
n) Changed the pressure requirements of the upper space of the plunger (see 5.6.1, 4.8.1 of the.2010 edition);
o) The intake pressure requirement for the diameter tightness test is deleted (see 4.8.3 of the.2010 edition);
p) Added the test requirements for sealing standard samples (see 5.6.4);
q) The classification of the inspection items of the plunger pair has been added (see Table 3);
r) The verticality requirements for the non-conforming items of category C of the plunger sleeve have been added (see Table A.3).
Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed by China Machinery Industry Federation.
This document is under the jurisdiction of the National Technical Committee for Standardization of Fuel Injection Systems (SAC/TC396).
This document is drafted by. China FAW Co., Ltd. Wuxi Oil Pump and Nozzle Research Institute, Wuxi Weifu High-Tech Group Co., Ltd.
The company, Longkou Longpump Diesel Injection High-tech Co., Ltd., Nanyue Electronic Control (Hengyang) Industrial Technology Co., Ltd., Heze Hengtai Oil Nozzle Oil Pump Co., Ltd.
Co., Ltd., Junfeng Electric Control Technology (Dalian) Co., Ltd., Shandong Xinya Industry Co., Ltd., Yangzhou Xingyue Fuel Injection Co., Ltd.,
Shanghai Jinli Special Steel Co., Ltd., Jinhu County Changsheng Power Machinery Parts Co., Ltd.
The main drafters of this document. Wang Zheng, Song Guomin, Xia Shaohua, Luo Cong, Tang Lifeng, Li Jing, Han Liyong, Ouyang Lingxiang, Liu Yuandong, Li Weijie,
Yu Chunchao, Du Hongguang, Lin Dehong, Wang Shirong, Feng Qinghua, Deng Fei.
The previous versions of this document and its superseded documents are as follows.
---First published in 1985 as GB/T 5264-1985, first revised in.2010;
---This is the second revision.
Diesel fuel injection pump plunger coupler
Technical conditions
1 Scope
This document specifies the technical requirements, test methods, inspection rules, markings, packaging, and transportation for the plunger couplers of fuel injection pumps for medium and small power diesel engines
and storage.
This document is applicable to the manufacture of plunger couplers for fuel injection pumps of medium and small power diesel engines.
2 Normative references
The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations
documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to
this document.
GB/T 1031 Product Geometric Specifications (GPS) Surface Structure Profile Method Surface Roughness Parameters and Their Values
GB/T 1958 Product Geometric Specifications (GPS) Geometric Tolerance Detection and Verification
GB/T 2828.1 Counting Sampling Inspection Procedure Part 1.Lot-by-Lot Inspection Sampling Plan Retrieved by Acceptance Quality Limit (AQL)
GB/T 3077 Alloy Structural Steel
GB/T 10610 Product Geometric Specifications (GPS) Rules and Methods for Evaluating Surface Structure by Surface Structure Profile Method
GB/T 10826.1 Fuel Injection Device Vocabulary Part 1.Fuel Injection Pump
GB/T 18254 High carbon chromium bearing steel
GB 19147 Vehicle Diesel
JB/T 9730 Metallographic Inspection of Diesel Engine Fuel Injector Couplings, Plunger Couplings, and Oil Outlet Valve Couplings
JB/T 9736 Magnetic particle inspection method for fuel injector coupler, plunger coupler and oil outlet valve coupler
JB/T 12033 Reliability assessment method, bench test method and failure determination of fuel injection pump plunger pair
3 Terms and Definitions
Terms and definitions defined in GB/T 10826.1 apply to this document.
4 Technical requirements
4.1 Manufacturing
Diesel engine fuel injection pump plunger parts (hereinafter referred to as plunger parts) shall be manufactured according to the product drawings and technical documents approved by the prescribed procedures.
4.2 Materials
The plunger and the split plunger sleeve shall be made of GCr15 high carbon chromium bearing steel specified in GB/T 18254, and the flanged plunger sleeve shall be made of GCr15 high carbon chromium bearing steel specified in GB/T 18254.
Made of 20CrMo alloy structural steel specified in GB/T 3077.Plunger and plunger sleeve allow other grades to meet material requirements
Made of steel.
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