JB/T 51117-1999

Product quality grading of engine fuel injector assembly

Product quality grading of engine fuel injector assembly

Standard Type
JBT
ICS
27.020
CCS
J92
Status
N/A
Issue Date
1999-12-30
Implementation
2000-06-01
Centralized Committee
National Internal Combustion Engine Committee
Issuing Authority
State Bureau of Machinery Industry

Catalogue

Scope, References, Indexes, Test, Inspection

Scope

Injector production, factory inspection, matching grading

Applicable to engine fuel injector assembly

Normative References

GB/T 2828.1-2012

Keywords

Injector spray quality injection pressure sealing grading

Application Summary AI generated

1. Three grades with improved spray atomization

2. Strict injection pressure deviation and sealing

3. Evaluates high/low temperature and vibration adaptability

4. Unified sampling rules.

Standard Timeline

replaces 51117.3-94
replaces JB/T 51117.1

Related Standards

JB/T 51116-1999 Product quality grading of engine fuel injection pump JB/T 51119-1999 Product quality grading of engine connecting rod assembly JB/T 51115-1999 Product quality grading of engine oil pump assembly JB/T 51106-1999 Quality grading for internal combustion engine parts JB/T 51114-1999 Product quality grading of engine paper element fuel filter JB/T 51118-1999 Product quality grading of engine plain main bearing JB/T 51104-1999 Product quality grading for small and medium power diesel engines JB/T 51120-1999 Product quality grading of engine crankshaft

Content extracted by AI. Not officially verified.