Railway applications. Fire protection on railway vehicles - Requirements for fire behaviour of materials and components Ingestion-build-47553 Sourcing of natural resources (which

Sourcing of natural resources (which includes mining

This standard defines the conditions for the execution of welding procedure approval tests and the limits of validity of an approved welding procedure for practical welding operations within the range of variables listed in clause 8

and procurement can involve several vendors

a) nominal thickness ≥3 mm and ≤250 mm

It contains the technical requirements to be fulfilled

Railway applications. Fire protection on railway vehicles - Requirements for fire behaviour of materials and components Ingestion-build-47553 Sourcing of natural resources (whichDD CEN TS 45545 2: 2009 Railway applications. Fire protection on railway vehicles. Requirements for fire behaviour of materials and components DD CEN TS 45545 2 specifies the reaction to fire performance requirements for materials and products used on railway vehicles as defined in DD CEN TS 45545 1. The operation and design categories defined in DD CEN TS 45545 1 are used to establish hazard levels that are used as the basis of a classification