Use of k-value concept, equivalent concrete performance concept and equivalent performance of combinations concept has-corrigendum This led to PD 6669

This led to PD 6669 being developed in the UK to supplement the BS EN 50136 series with more UK-specific guidance

As a user of BS EN 1057

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

the SC simplex plug connectors according to IEC 61754-4 (Interfaces 4-1

Use of k-value concept, equivalent concrete performance concept and equivalent performance of combinations concept has-corrigendum This led to PD 66691 Scope This Technical Report provides more detailed information on the k value concept principles of the equivalent concrete performance concept (ECPC) and the equivalent performance of combinations concept (EPCC) in accordance to EN 206: 2013, 5. 2. 5.