Welding and allied processes -- Types of joint preparation -- Part 1: Manual metal arc welding, gas-shielded metal arc welding, gas welding, TIG welding and beam welding of steels— 20 стр.
Welding and allied processes. Types of joint preparation. Manual metal arc welding, gas-shielded metal arc welding, gas welding, TIG welding and beam welding of steels— 22 стр.
Plastics -- Symbols and abbreviated terms -- Part 1: Basic polymers and their special characteristics -- Amendment 1: New symbol ST for syndiotactic— 6 стр.
Aluminium and aluminium alloys. Designation of unalloyed and alloyed aluminium ingots for remelting, master alloys and castings. Chemical symbol based designation system— 12 стр.
Aluminium and aluminium alloys. Designation of unalloyed and alloyed aluminium ingots for remelting, master alloys and castings. Writing rules for chemical composition— 10 стр.