Russian standards PDF

Explosion-proof mine low-voltage complete control devices to 1140 V. Technical requirements and test methods

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Concrete pumps on the trucks. General specifications

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Truck mixers. General specifications

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Brush-holders for slip-rings group R type RA

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Threaded pipeline connections. Procedure of testing on vibrostrength

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Method of test for coefficients of friction of plastic film and sheeting for use as electrical insulation

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