ISO 4263-4:2006

Petroleum and related products — Determination of the ageing behaviour of inhibited oils and fluids — TOST test — Part 4: Procedure for industrial gear oils

OVERVIEW

ISO 4263:2006 specifies a method for the determination of the ageing behaviour of gear oils of categories CKC, CKD, CKS and CKT as defined in ISO 6743-6. The ageing is accelerated by the presence of air and elevated temperatures, and the degradation of the oil is assessed by the change in kinematic viscosity at 100 °C, the insoluble content (precipitation number), and possibly the acid number increase, the sediment content by filtration, the additives content variation and the infra-red oxidation.

COMMENTS

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PRODUCT DETAILS

Status Current
Edition 2006
No. of Pages 15
ICS Classification 75.100 Lubricants, industrial oils and related products
Committee ISO/TC 28
Available for Purchase For sale in Singapore only
Adoption ISO