Designation systems for steels. - Steel numbers Ingestion-build-73935 slow heating and external fire

slow heating and external fire exposure heating curves and the additional impact test and measurement of radiation procedures are included within this standard

hard board

in alloys EN AW-6060 and EN AW-6063 manufactured with and without a thermal barrier

non-reversible

Designation systems for steels. - Steel numbers Ingestion-build-73935 slow heating and external fireThis European Standard, a part of the BS EN 10027 series, sets out a numbering system, referred to as steel numbers, for the designation of steel grades. It deals with the structure of steel numbers and the organization for their registration, allocation and dissemination. Such steel numbers are complementary to steel names set out in BS EN 10027 1. Application of this standard is obligatory for steels specified in European Standards. Application is