| SCHEDULE PG GAS TURBINE |
| Analysis |
Test Method |
Explanation |
| Viscosity @ 40oC |
ASTM D445 |
For compliance with specification for ISO Oil Grade |
| Metal Analysis by ICP |
ASTM D5185 |
Determination of metals content by Inductively Coupled Optical Emission Spectroscopy (ICP-OES) |
| FTIR Analysis |
ASTM E2412 |
Determines the Oxidation and Nitration Characteristics of the lubricant |
| Moisture by KF |
ASTM D6304 |
Measures the water content of the lubricant using coulometric technique |
| RULER |
ASTM D6971/ASTM D6810 |
An accurate measure of active anti-oxidant present in lubricant |
| Air Release Value |
ASTM D3427 |
Measures the efficiency of lubricant defoaming |
| Foaming Sequence 1,2 and 3 |
ASTM D892 |
Determines the foaming characteristics of the lubricant |
| Water Separability |
ASTM D1401 |
Measures the efficiency of the lubricant to shed water |
| Total Acid Number |
ASTM D974 |
Determines the acidity characteristic of the lubricant |
| Membrane Patch Colour (MPC) |
Being considered by ASTM |
An indication of the varnishing potential of the lubricant |
| Particle Size Distribution |
ASTM D6786 (mod) |
Determination of the cleanliness level of the lubricant. Reported in ISO 4406 and SAE AS4059 format |
| SCHEDULE PG STEAM AND HYDRO TURBINE |
| Analysis |
Test Method |
Explanation |
| Viscosity @ 40oC |
ASTM D445 |
For compliance with specification for ISO Oil Grade |
| Metal Analysis by ICP |
ASTM D5185 |
Determination of metals content by Inductively Coupled Optical Emission Spectroscopy (ICP-OES) |
| FTIR Analysis |
ASTM E2412 |
Determines the Oxidation and Nitration Characteristics of the lubricant |
| Moisture by KF |
ASTM D6304 |
Measures the water content of the lubricant using coulometric technique |
| RULER |
ASTM D6971/ASTM D6810 |
An accurate measure of active anti-oxidant present in lubricant |
| Air Release Value |
ASTM D3427 |
Measures the efficiency of lubricant defoaming |
| Foaming Sequence 1,2 and 3 |
ASTM D892 |
Determines the foaming characteristics of the lubricant |
| Water Separability |
ASTM D1401 |
Measures the efficiency of the lubricant to shed water |
| Total Acid Number |
ASTM D974 |
Determines the acidity characteristic of the lubricant |
| Membrane Patch Colour (MPC) |
Being considered by ASTM |
An indication of the varnishing potential of the lubricant |
| Particle Size Distribution |
ASTM D6786 (mod) |
Determination of the cleanliness level of the lubricant. Reported in ISO 4406 and SAE AS4059 format |
| Rusting Test |
ASTM D667 |
Determines the lubricant’s ability to prevent rusting when placed in either salt or fresh water. |