GOST 28648-90

Plain bearings. Handling of plain bearings

Stationary steam boilers. Types and basic parameters

Specific test methods for insulating and sheathing polyethylene and polypropylene compounds of electric cables. Elongation at break after pre-conditioning. Wrapping test after pre-conditioning. Wrapping test after thermal ageing in air. Measurement of mass increase. Long-term stability test. Test method for copper - catalyzed oxidative degradation

Machine reducers. General specifications

Elastomeric parts for parenterals and for devices for pharmaceutical use. Part 4. Biological requirements and test methods

Half-rounded head screws product grades A and B. Construction and dimensions