STB PDF

Gas infrastructure Pipelines for maximum operating pressure up to and including 16 bar Part 5- Service lines Specific functional requirements. Original standard UNE-EN 12007-5-2025 in PDF full version. Additional info + preview on request

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Smoke and heat control systems Part 2- Natural smoke and heat exhaust ventilators. Original standard UNE-EN 12101-2-2021 in PDF full version. Additional info + preview on request

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Wastewater treatment plants Part 1- General design and construction principles. Original standard UNE-EN 12255-1-2025 in PDF full version. Additional info + preview on request

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Amendment 2 - Aircraft ground support equipment - Specific requirements - Part 15- Baggage and equipment tractors. Original standard UNE-EN 12312-15-2020 + A2-2025 in PDF full version. Additional info + preview on request

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Aircraft ground support equipment Specific requirements Part 7- Aircraft movement equipment. Original standard UNE-EN 12312-7-2021 in PDF full version. Additional info + preview on request

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Testing concrete in structures Part 2- Non-destructive testing Determination of rebound number. Original standard UNE-EN 12504-2-2022 in PDF full version. Additional info + preview on request

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