GOST 12.4.238-2015 PDF

GOST 12.4.238-2015 Referenced Document

GOST 12.4.157-1975 Occupational safety standards system. Industrial filtering gas masks and respirators. Nephelometric methods for determination of penetration coefficient of oil mist under the face part
GOST 12.4.293-2015 Occupational safety standards system. Respiratory protective devices. Masks. General specifications
GOST 15150-1969 Machines, instruments and other industrial products. Modifications for different climatic regions. Categories, operating, storage and transportation conditions as to environment climatic aspects influence
GOST 16504-1981 The state system of testing products. Product test and quality inspection. General terms and definitions
GOST 2.103-1968 Unified system for design documentation. Stages of designing
GOST 24997-2004 Gauges for metric thread. Tolerances
GOST 5962-2013 Grude ethyl alcohol from edible raw material. Specifications
GOST 6357-1981 Basic norms of interchangeability. Pipe cylindrical thread
GOST 8762-1975 Round threading diameter 40 mm for gas-mask with the gauges main dimensions and the tolerances
GOST 9150-2002 Basic norms of interchangeability. Metric screw threads. Profile
GOST 9909-1981 Bacis norms of interchangeability. Taper screw thread of valves and gas cylinder

2015 GOST 12.4.238-2015 Occupational safely standards system. Closed-circuit breathing apparatus compressed air type. Requirements, testing, marking. Simples selection rules
2013 GOST 12.4.238-2013 Occupational safety standards system. Air breathing self-contained apparatus. General technical requirements and testing methods