Occupational safety standards system. Personal protective means of hands. Protective gloves against dangerous chemicals and micro-organisms. Part 4. Determination of resistance to degradation by chemicals
Mechanical properties of fasteners made of carbon steel and alloy steel. Part 2. Nuts with specified property classes with coarse thread and fine pitch thread
Petroleum and natural gas industries. Materials for use in H2S-containing environments in oil and gas production. Part 2. Cracking-resistant carbon and low-alloy steels and the use of cast irons
