Cross recessed countersunk flat head screws (common head style) - Product grade A - Part 2: Steel of property class 8.8; stainless steel and non-ferrous metals (ISO 7046-2:1990); German version EN ISO 7046-2:1994— 8 стр.
Textiles; woven fabrics; construction; methods of analysis; part 2: determination of number of threads per unit length (ISO 7211-2:1984, modified); German version EN 1049-2:1993— 7 стр.