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Acoustics. Measurement of room acoustic parameters - Open plan offices. Original standard UNE-EN ISO 3382-3-2022 in PDF full version. Additional info + preview on request

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Petroleum and natural gas industries. Drilling and production equipment. Offshore conductor design, setting depth and installation. Original standard UNE-EN ISO 3421-2022 in PDF full version. Additional info + preview on request

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Non-destructive testing Penetrant testing Part 1: General principles (ISO 3452-1:2021). Original standard UNE-EN ISO 3452-1-2022 in PDF full version. Additional info + preview on request

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Non-destructive testing Penetrant testing Part 2: Testing of penetrant materials (ISO 3452-2:2021). Original standard UNE-EN ISO 3452-2-2022 in PDF full version. Additional info + preview on request

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Non-destructive testing. Penetrant testing. Equipment. Original standard UNE-EN ISO 3452-4-1999 in PDF full version. Additional info + preview on request

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Plastics piping systems. Mechanical joints between fittings and pressure pipes. Test method for resistance to pull-out under constant longitudinal force. Original standard UNE-EN ISO 3501-2022 in PDF full version. Additional info + preview on request

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