Article Index

Specification of Light Fuel Oil

Test Specification Test Method
Specific gravity @ 60 Deg. F 0.890-0.950 ASTMD 1298
Flash point (P.M). Deg. F Min. 150 ASTMD 93
Explosiveness, % WT Max. 50 FS 1151
Sulphur, %wt Max. 3.0  ASTMD 1552
Calorific value, Calc., BTU/LB Min. 18500 Calculated
Kin Viscosity @122Deg. F., CST 45 - 80 ASTMD 445 
Viscosity Redwood No.1 @ 100D.F Sec 300-600 IP-70
Pour point, Deg. F Max 55 ASTMD 97
Ash, % wt Max 0.05 ASTMD 482
Asphaltness, % Wt Max. 3 % IP-143
Carbon residue, %wt Max 10 ASTMD 189 
Sediment by extraction, %wt  Max 0.1  ASTMD 473 
Water content %vol.  Max 0.5  ASTMD 95 
Thermal stability (NBTL heater)  Max. No. 1  FS 3461 
Water and sediment, %Vol.  Max0.5  ASTMD 1796 

Specification of Heavy Fuel Oil

Test Specification Test Method
Specific gravity @ 60 Deg. F  0.890-0.960  ASTMD 1298 
Flash point (P.M). Deg. F  Min. 150  ASTMD 93 
Sulphur, %wt  Max. 3.5  ASTMD 1551 
Calorific value, Calc., BTU/LB  Min. 18500  Calculated 
Kin Viscosity @122Deg. F., CST  Max. 180  ASTMD 445 
Pour point, Deg. F  Max 65  ASTMD 97 
Ash, % wt  Max 0.05  ASTMD 482 
Carbon residue, %wt  Max 10  ASTMD 189 
Sediment by extraction, %wt  Max0.1  ASTMD 473 
Water %vol. Max0.5 ASTMD 95
Water and sediment, %Vol. Max0.5 ASTMD 1796