Russian standards PDF
Pipeline valves. General safety requirements
Document status: Active
Occupational safety standards system. Respiratory protective devices. Masks. General specifications
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Centreless cylindrical grinding machines. Basic parameters and dimensions. Accuracy and rigidity standards
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Product quality. Acceptance statistical inspection by attributes when the acceptable number of defectives in sample equals 0
Document status: Active
Sound level meters. Part 1. Technical requirements
Document status: Active