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Aggregates for concrete. Test methods for mechanical and physical properties. Determination of aggregate crushing value (ACV). Original standard BS ISO 20290-3-2019 in PDF full version. Additional info + preview on request

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Aggregates for concrete. Test methods for mechanical and physical properties. Determination of ten percent fines value (TFV). Original standard BS ISO 20290-4-2019 in PDF full version. Additional info + preview on request

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Aggregates for concrete. Test methods for mechanical and physical properties. Determination of particle size distribution by sieving method. Original standard BS ISO 20290-5-2023 in PDF full version. Additional info + preview on request

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Air cargo. Restraint slings. Design and testing. Original standard BS ISO 20291-1-2021 in PDF full version. Additional info + preview on request

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Air cargo. Restraint slings. Utilization requirements and recommendations and lashing calculations. Original standard BS ISO 20291-2-2021 in PDF full version. Additional info + preview on request

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Materials for the production of primary aluminium. Dense refractory bricks. Determination of cryolite resistance. Original standard BS ISO 20292-2009 in PDF full version. Additional info + preview on request

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