DEFSTAN 05-50(PT61)/1(1998) : 1998

Method 1 Confined heat stability
Method 2 Corrosivity - cadmium and copper paddle test
Method 3 Corrosivity
Method 4 Synthetic lubricant and elastomer compatibility
Method 5 Homogeneity
Method 6 Hydrolytic stability
Method 7 High temperature load carrying performance
Method 8 Miscibility and compatibility
Method 9 Resistance to oxidation and thermal decomposition
Method 10 Oxidative stability, low temperature
Method 11 Shear stability, diesel injector rig
Method 12 Determination of toluene insoluble matter
Method 13 High temperature oil mist coking
Method 14 Catalytic oxidation test
Method 15 Foaming characteristics
Method 16 Corrosivity of an oil pretreated by confined heating
Method 17 Thermal stability
Method 18 Corrosion inhibiting properties
Method 19 Total acidity in polyol ester and diester gas turbine
           lubricants by automatic potentiometric titration
Method 20 Puddle coking propensity of synthetic gas turbine
           lubricants
Method 21 Characterisation of esters in synthetic gas turbine
           engine lubricants using gas liquid chromatography
Method 22 Assessment of the compatibility of gas turbine
           lubricants with elastomers
Table A Precision levels
Table B Time and temperature conditions
Table C Test lubricant pretreatment
Table D Procedures 1 and 2 specimen mass change
Table E Procedures 3,4 and 5 specimen mass change
Table F Precision levels
Table G Precision levels
Table H Test plate demerit rating
Table I Upper plenum chamber demerit rating
Table J Precision levels
Table K Precision levels
Table L MCRT program for exhaust path cleaning cycle
Table M MCRT program for test cycle
Table N Temperature/elastomer data
Figure 1.1 Graph of determination of 0
Figure 1.2 Graph of determination of D & (VS)
Figure 1.3 Graph of determination of S. temperature
Figure 2 Oxidation apparatus
Figure 3 Oxidation apparatus blowing tube assembly
Figure 4 Confined heating apparatus
Figure 5 Confined heating test vessel and air condenser
           apparatus
Figure 6 Hydrolytic stability apparatus
Figure 7 Catalytic oxidation blowing tube assembly
Figure 8 Corrosivity blowing tube and condenser
Figure 9 Corrosivity test specimen assembly
Figure 10 Corrosivity test assembly
Figure 11 Corrosivity test assembly
Figure 12 Thermal stability test tube assembly
Figure 13 Elastomer compatibility test tube apparatus
Annex A Definition of test parameters
Annex B Test equipment details
Annex C Diagrams
Annex D Graphs
Annex E Related documents

Gives test requirements of Gas Turbine Synthetic Lubricant Specifications for which no other suitable established methods exist.