Engine Oil testing (Gas genset) in Oman

Posted by: Chemist Posted on: February 9, 2023

Enquiry:

We need to do engine oil testing. Pl find attached oil test method.

Viscosity at 100 °c (mm2/s) Total base number TBN (mgKOH/g) Total acid number, TAN (mgKOH/g) iph value Water (% by vol.) Glycol (mg/kg) Oxidation (A/cm) Nitration (A/cm) Wear elements (mg/kg): Iron (Fe) Lead (Pb) Aluminum (Al) Copper (Cu) Tin (Sn) Silicon (Si) Test method ASTM 0445 DIN 51562 ASTM 02896 ISO 3771 ASTM 0664 ASTM 07946 ASTM 06304 EN 12937 ISO 6296 ASTM 02982 DIN 51453 DIN 51453 DIN 51399-1/-2 Llmit values for Series 4000 Max. 17.5 Min. 11.5 Min. 2.5 and TBN > TAN max. new oil value +2.5 Min. 4 Max. 0.2 Max. 100 Max. 20 Max. 20 Max. 30 Max. 20 Max. 10 Max. 20 *** Max. 5 Max. 15* Llmit values for Series 400 New oil value +30 % ** New oil value -60 % ** On request from factory Min. 4 Max. 0.2 On request from factory Max. 30 Max.30 Max.50 Max. 30 Max. 20 Max.50 Max. 15 Max. 10 *

  • The limit value for the wear element Si only refers to natural gas operation.
  • * New oil value can be requested from the factory
  • * * During the 1st oil change (max. 3000 op. hrs.), the limit value is 50 ppm.
    Table 2: Limit values for used gas engine oils SAE 40
    Used-oil analysis
    The results of the oil analyses must be archived.

One of our highly proficient and ISO certified laboratory would be taking over this testing.

Should you have any similar requisites, do drop us email and we shall revert instantly -> [email protected].