GOST 4415-75

Electrical steel. Methods of test for magnetic and electrical properties. Method for measurement of magnetic induction and coercivity in Epstein apparatus and on ring-shaped specimens in magnetostatic field

Automatic telephone exchanges. General requirements for interworking between digital and cross-bar automatic telephone exchanges

Concrete. Rapid method for the determination of frost-resistance by repeated alternated freezing and thawing

Nature protection. Hydrosphere. Indices of state and regulation for valuation survey of fishery waters

Break shoes for motor car of rolling stock. Technical requirements

Iron pattern plates with changeable metal inserts for moulding boxes having inside dimensions 600x500 mm for moulding foundry machines without turn of half mould with squeezing. Design and dimensions