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Lasers and laser-related equipment. Test methods for laser beam widths, divergence angles and beam propagation ratios. Part 3. Intrinsic and geometrical laser beam classification, propagation and details of test methods
Document status: Active
Unified system for design documentation. Textual documents
Document status: Active
Large seamless steel gas cylinders for operating pressure of 31,4 and 39,2 MPa (320 and 400 kgf/cm.sq.). Specifications
Document status: Active
State system for ensuring the uniformity of measurements. State verification schedule for means measuring volume and mass flow of gas
Document status: Replaced by GOST R 8.618-2014
Refractories for steel pouring. Stopper refractories. Specifications
Document status: Active