Russian standards PDF
Assembling units and pipeline parts. Flanged reversible and open branches for Pnom 9,81-98,1 MPa (100-1000 kgf/cm2). Construction and dimensions
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Cutting sleeves for tools with cylindrical sank. Design and dimensions
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Portable hand-driven sprinklers. General specifications
Document status: Active only in RF
Ensuring of wear resistance of products. Principles of provision. General requirements
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