JB/T 7661-1995 Diesel engine oil pump nozzle product cleanliness limit and determination method
Basic Information
Standard ID:
JB/T 7661-1995
Standard Name: Diesel engine oil pump nozzle product cleanliness limit and determination method
Chinese Name:
柴油机油泵油嘴 产品清洁度限值及测定方法
Standard category:Machinery Industry Standard (JB)
state:Abolished
Date of Release1995-06-16
Date of Implementation:1996-07-01
Date of Expiration:2004-11-01
standard classification number
Standard Classification Number:Machinery>>Piston Internal Combustion Engine and Other Power Equipment>>J94 Fuel Heating System
Publication information
other information
Introduction to standards:
JB/T 7661-1995 Diesel engine oil pump nozzle product cleanliness limit and determination method JB/T7661-1995 standard download decompression password: www.bzxz.net
Some standard content:
Mechanical Industry Standard of the People's Republic of China
JB/T7661-95
Product Cleanliness of Diesel Engine Oil Pump Nozzles
Limits and Determination Methods
Published on June 16, 1995
Implementation on July 1, 1996
Ministry of Machinery Industry of the People's Republic of China: Publishing Mechanical Industry Standard of the People's Republic of China
Product Cleanliness of Diesel Engine Oil Pump Nozzles
Limits and Determination Methods
1 Subject Content and Scope of Application
JB/T7661-95
This standard specifies the product cleanliness limits and determination methods of plunger injection pump assemblies (including speed governor, hereinafter referred to as injection ticket), distributor injection pumps, injector assemblies, and piston fuel transfer pumps (hereinafter referred to as fuel pumps) for medium and small power diesel engines. This standard applies to fuel injection pumps, distribution fuel injection pumps, fuel injector assemblies and fuel delivery pumps for medium and small power diesel engines. Reference standards
GB1922
3 Terms
3.1 CleanlinesswwW.bzxz.Net
Light diesel oil
Flux oil
Cleanliness indicates the cleanliness of the inner cavity of the product, expressed by the weight of impurities contained. In this standard, the cleanliness limit is expressed by the weight of impurities contained in each product.
3.2 Impurities
Impurities refer to all solid particles with a certain limit size. This limit size is determined by the size of the filter element. Therefore, all metal particles, sand particles, paint, plastic, textiles, water glass and other residues are impurities. 4 Fuel pump nozzle product cleanliness limit
The cleanliness limit of a single-cylinder fuel injection pump is shown in Table 1.
O, I, KAB type
4.2 The cleanliness limit of the oil delivery ticket is 35mg.
4.3 The cleanliness limit of the oiler assembly is shown in Table 2. Matching internal combustion engine gas red diameter Dmm
100
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