ISO 7148-1:1985 Plain bearings — Testing of the tribological behaviour of bearing materials — Part 1: Testing of the friction and wear behaviour of bearing material/mating material/oil combinations under conditions o
2012ISO 7148-1:2012 Plain bearings - Testing of the tribological behaviour of bearing materials - Part 1: Testing of bearing metals
1999ISO 7148-1:1999 Plain bearings - Testing of the tribological behaviour of bearing materials - Part 1: Testing of bearing metals
1985ISO 7148-1:1985 Plain bearings — Testing of the tribological behaviour of bearing materials — Part 1: Testing of the friction and wear behaviour of bearing material/mating material/oil combinations under conditions o