Belarus standards PDF

Water quality Guidance standard on a strategic approach to river restoration. Original standard UNE-EN 18025-2026 in PDF full version. Additional info + preview on request

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Methods of testing cement Part 3- Determination of setting times and soundness. Original standard UNE-EN 196-3-2017 in PDF full version. Additional info + preview on request

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Aerospace series. Connectors, electrical, circular, coupled by threaded ring, fire-resistant or non fire-resistant, operating temperatures - 65 °C to 175 °C continuous, 200 °C continuous, 260 °C peak. Technical specification. Original standard UNE-EN 2997-001-2017 in PDF full version. Additional info + preview on request

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Aerospace series. Nuts, hexagon, self-locking by plastic ring, normal height, normal across flats, in alloy steel, cadmium plated. Classification- 900 MPa (at ambient temperature) / 120 °C. Original standard UNE-EN 4309-2016 in PDF full version. Additional info + preview on request

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Amendment 1 - Railway applications - Fixed installations - Particular requirements for a.c. switchgear - Part 3-1- Measurement, control and protection devices for specific use in a.c. traction systems - Devices. Original standard UNE-EN 50152-3-1-2017 A1-2025 in PDF full version. Additional info + preview on request

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Amendment 1 - Electric instantaneous water heaters Part 2-2- Performance requirements - Single point of use electric instantaneous showers - Efficiency. Original standard UNE-EN 50193-2-2-2017 A1-2021 in PDF full version. Additional info + preview on request

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