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JIS R 3107:2019 specifies the calculation of thermal transmittance through the central part of glazing used for building apertures (U value). The combined edge effects due to the thermal bridge of insulating glass spacer and of vacuum glass edge seal, and of the window frame are not included.
Geometrical Product Specifications (GPS) -- Surface texture: Profile method -- Nominal characteristics of contact (stylus) instruments (Amendment 1)Amendment by Japanese...
Automotive parts -- Glow plugs for diesel engines -- General requirements and dimensionsstandard by Japanese Industrial Standard / Japanese Standards...
600 V Flame retardant polyethylene insulated wires (Amendment 1)Amendment by Japanese Industrial Standard / Japanese Standards Association, 01/01/2022
Rerolled steel bars for concrete reinforcementstandard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2022