
Specification for carbon steel wire for coiled springs (bedding and seating).
NORMA vydaná dňa 23.10.1970
Označenie normy: BS 4637:1970
Dátum vydania normy: 23.10.1970
Počet strán: 10
Približná hmotnosť: 30 g (0.07 libier)
Krajina: Britská technická norma
Kategória: Technické normy BS
Requirements for patented cold drawn plain carbon steel round wire; chemical composition, standard sizes and tolerances, methods of testing and mechanical properties, including tensile strength ranges, and packing and identification data. Status: Confirmed