Polysulfone (PSU) — Effect of time and temperature on expected strength
This document specifies the minimum values for expected strength as a function of time and temperature in the form of reference lines, for use in calculations on Polysulfone (PSU) injection moulded piping components.
This document is applicable for polysulfone (PSU) homopolymer compounds only.
Solar energy — Calibration of a pyranometer using a pyrheliometer
Its use is mandatory for the calibration of secondary standard pyranometers according to ISO 9060, and is recommended for the calibration of pyranometers which are used as reference instruments in comparisons. Is intended for use by test institutions or test laboratories equipped with well-maintained pyrheliometers and is applicable to all pyranometers. The object is to promote the uniform…
Outillage de presse — Ressorts à gaz — Partie 2: Spécifications des accessoires
Le présent document spécifie les dimensions, en millimètres, des embases de fixation, des brides de fixation en deux parties, des brides à collerette et des supports avant, destinés à être utilisés dans les outillages de presse en association avec les ressorts à gaz conformes à l'ISO 11901-1, à l'ISO 11901-3 et à l'ISO 11901-4.
Elle donne également des informations relatives aux…
