Solid biofuels — Characterization of wood chip fuels — Essential information for producers, supplier...
This document provides guidance on the characterization of wood chips produced from raw materials, as defined in ISO 17225-4, for the following aspects:
—   quality classes and specifications;
—   sampling, sample preparation and test methods for physical characteristics which can be conducted on site;
—   practical information about testing to be carried out by external laboratories.
This…
Wind energy generation systems - Part 6: Tower and foundation design requirements
IEC 61400-6:2020+AMD1:2025 CSV specifies requirements and general principles to be used in assessing the structural integrity of onshore wind turbine support structures (including foundations). The scope includes the geotechnical assessment of the soil for generic or site specific purposes. The strength of any flange and connection system connected to the rotor nacelle assembly (including…
Cereals and pulses — Determination of hidden insect infestation — Part 4: Rapid methods
1.1Â Â Â Â Â Â Â This document specifies four rapid methods for estimating the degree of, or detecting the presence of, hidden insect infestation with sampling (see Clauses 4 to 6) or without sampling (on-site probing, see Clause 7) in a cereal or pulse lot.
NOTEÂ Â The characteristics leading to the choice of rapid method are summarized in ISO 6639-1:2025, Table 1.
1.2       The method by…
Preparation of steel substrates before application of paints and related products — Specifications f...
This document specifies requirements for high chromium white cast iron grit, as supplied for blast-cleaning processes. It specifies ranges of particle sizes, together with corresponding grade designations. Values are specified for hardness, density, defect/structural requirements, metallographic structure and chemical composition.
The requirements specified in this document apply to abrasives…
Mechanical vibration — Measurement and evaluation of machine vibration — Part 21: Horizontal axis wi...
This document provides information regarding the measurement and evaluation of the mechanical vibration of wind turbines and their components. The working principles of wind turbines covered by this document are described in Annex B.
The installation site and type of mechanical drive train of the wind turbine influence the vibration magnitude, so for the purposes of this document wind turbines…