1 Scope
This part of JB/T 6003 specifies the terms and definitions, technical requirements, test methods, inspection rules and marking, packaging, transportation and storage of plate-fin oil coolers of internal combustion engines.
This part is applicable to the plate-fin oil coolers of internal combustion engines (hereafter referred to as coolers) for vehicles, tractors, engineering machinery, generator unit and small vessels. Plate-fin oil coolers for other purposes may also use by reference.
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 2828.1 Sampling Procedures for Inspection by Attributea - Part 1: Sampling Schemes Indexed by Acceptance Quality Limit (AQL) for Lot-by-lot Inspection
GB/T 3821 Small and Medium Power Internal Combustion Engines - Cleanliness Measurement
GB 11122-2006 Diesel Engine Oils
JB/T 6003.3 Internal Combustion Engines - Oil Coolers-Part 3: Test Method For Heat Transfer Capability
JB/T 10408 Internal Combustion Engines - Test Method for Reliability of Exchangers
3 Terms and Definitions
For the purposes of this document, the terms and definitions given in JB/T 6003.3 and the following apply.
3.1
hydraulic power
the mechanical power consumed when cold and hot working media of cooler flow through cooler, the unit is W
3.2
ratio of heat flux to hydraulic power
the ratio of the heat flow transferred by cooler to the consumed hydraulic power under the test conditions specified in this part
Foreword i
1 Scope
2 Normative References
3 Terms and Definitions
4 Technical Requirements
4.1 General Provisions
4.2 Airtightness
4.3 Comprehensive Performance
Table 1 Comprehensive Performance Indexes
4.4 Cleanliness on Oil Side
4.5 Vibration Resistance
4.6 Compression Resistance Pulse Performance
4.7 Thermal Shock Resistance
4.8 Opening Pressure of Bypass Safety Valve
4.9 Static Pressure Strength
4.10 Surface Quality
5 Test Method
5.1 Leakage Test
5.2 Comprehensive Performance Test
5.3 Determination of Cleanliness on Oil Side
5.4 Vibration Test, Pressure Pulse Test and Heat Shock Test
5.5 Static Pressure Strength Test
5.6 Test for Opening Pressure of Bypass Safety Valve
6 Inspection Rules
6.1 General Provisions
6.2 Inspection Category and Items
Table 2 End-of-manufacturing Inspection and Type Inspection Items
6.3 Random Inspection
7 Marking, Packaging, Transportation and Storage
7.1 Marking
7.2 Packaging
7.3 Transportation
7.4 Storage
7.5 Other
Table 1 Comprehensive Performance Indexes
Table 2 End-of-manufacturing Inspection and Type Inspection Items
