Rotating electrical machines. Part 18-21. Functional evaluation of insulation systems. Test procedures for wire-wound windings. Thermal evaluation and classification
Textiles. Quantitative chemical analysis. Part 22. Mixtures of viscose or certain types of cupro or modal or lyocell and flax fibres (method using formic acid and zinc chloride)
€10
Ask a question
Message sent
Your message has been sent. Our experts will respond you shortly. Thank you!