Russian standards
Resistance welding machines. Terms and definitions
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Three-jaw chucks with key for hand drilling tools. Basic dimensions
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Products wear resistance assurance. Instruments for evaluating wear by the method of cut notches. Technical requirements
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Cadmium high purity. Method of spectrographic of aluminium, bismuth, iron, cobalt, indium, copper, manganese, arsenic, nickel, tin, lead, antimony and silver
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