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Non-destructive testing. Ultrasonic testing. Characterization and sizing of discontinuities. Original standard UNE-EN ISO 16827-2014 in PDF full version. Additional info + preview on request

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Textile conveyor belts. Determination of the net length of an endless (spliced) conveyor belt. Original standard UNE-EN ISO 16851-2013 in PDF full version. Additional info + preview on request

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Metallic materials - Leeb hardness test - Part 2- Verification and calibration of the testing devices. Original standard UNE-EN ISO 16859-2-2016 in PDF full version. Additional info + preview on request

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Metallic materials - Leeb hardness test - Part 3- Calibration of reference test blocks. Original standard UNE-EN ISO 16859-3-2016 in PDF full version. Additional info + preview on request

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Test methods for evaluating degradation of characteristics of cleanable filter media. Original standard UNE-EN ISO 16891-2016 in PDF full version. Additional info + preview on request

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Stationary source emissions. Manual and automatic determination of velocity and volume flow rate in ducts. Manual reference method. Original standard UNE-EN ISO 16911-1-2013 in PDF full version. Additional info + preview on request

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