Russian standards PDF
Rare metals and their alloys. General requirements for the methods of determination of oxygen, hydrogen, nitrogen and carbon
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Carbide tipped drills with taper shank. Basic dimensions
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Grinding wheels from abrasive paper. Types and main dimensions
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Assembling units and pipeline parts. Unequal flanged elbow bends for Pnom 9,81-98,1 MPa (100-1000 kgf/cm2). Construction and dimensions
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Assembling units and pipeline parts. Flanged double bends for Pnom 9,81-98,1 MPa (100-1000 kgf/cm2). Construction and dimensions
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