This document specifies guidelines and requirements for conducting life cycle inventory (LCI) studies of steel products reflecting steel’s capacity for closed-loop recycling, including: The application of LCI results, including life cycle impact assessment (LCIA), is outside the scope of this document.
Tämän julkaisun valmistelusta Suomessa vastaa Metalliteollisuuden Standardisointiyhdistys ry, puh. 09 19 231 (vaihde).
Sisällysluettelo
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Basic conditions for LCI of steel products
4.1 General requirements
4.2 Function and functional unit
4.3 System boundary
4.4 Data quality
5 Methodological procedure for LCI calculation of steel products with provision for scrap recycling
5.1 General
5.2 Calculation of cradle to gate LCI without allocation for scrap input
5.3 Allocation for scrap recycling
5.4 Collecting data
5.5 Allocation procedure for co-products
6 Reporting
7 Critical review
Annex A An example for calculating Xpr (informative)
Annex B Example of LCI result reporting (informative)
Annex C Example uses of co-products outside of the system boundary (informative)
Annex D Comparison among standards (informative)
Annex E Details for calculating the recycling rate (informative)
Annex F LCI calculations for electricity and steam (informative)
ISO 14040:2006 Environmental management — Life cycle assessment — Principles and framework
ISO 14044:2006 Environmental management — Life cycle assessment — Requirements and guidelines
ISO 14040:2006 Environmental management — Life cycle assessment — Principles and framework
ISO 14044:2006 Environmental management — Life cycle assessment — Requirements and guidelines