Steel wire for mechanical springs - Patented cold drawn unalloyed spring steel wire Ingestion-build-126766 and ISO 2041:1990

and ISO 2041:1990

Design and application of third-party marks of conformity

What is EN 12620 - Aggregates for concrete about

and coating properties

Steel wire for mechanical springs - Patented cold drawn unalloyed spring steel wire Ingestion-build-126766 and ISO 2041:1990This European Standard, a part of the BS EN 10270 series, specifies the requirements for patented cold drawn unalloyed steel wire of circular cross section for the manufacture of mechanical springs for static duty and dynamic duty applications. Classification and designation requirements are given as well as details of information to be supplied by the purchaser. Specific requirements are given on material, form of delivery, coating and surface