STM PDF

Measurement of fluid flow - Procedures for the evaluation of uncertainties. Original standard ISO 5168-2005 in PDF full version. Additional info + preview on request

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Machine tools - Presentation of lubrication instructions. Original standard ISO 5169-1977 in PDF full version. Additional info + preview on request

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Photography - Apertures and related properties pertaining to photographic lenses - Designations and measurements. Original standard ISO 517-2008 in PDF full version. Additional info + preview on request

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Machine tools - Lubrication systems. Original standard ISO 5170-1977 in PDF full version. Additional info + preview on request

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Gas welding equipment - Pressure gauges used in welding, cutting and allied processes. Original standard ISO 5171-2019 in PDF full version. Additional info + preview on request

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Gas welding equipment - Blowpipes for gas welding, heating and cutting - Specifications and tests. Original standard ISO 5172-2006 in PDF full version. Additional info + preview on request

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