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ISO 4412-1:1991 (R2017) Hydraulic fluid power — Test code for determination of airborne noise levels — Part 1: Pumps
ISO 4412-1:1991 (R2017) Hydraulic fluid power — Test code for determination of airborne noise levels — Part 1: Pumps
ISO 4412-2:1991 (R2017) Hydraulic fluid power — Test code for determination of airborne noise levels — Part 2: Motors
ISO 4412-2:1991 (R2017) Hydraulic fluid power — Test code for determination of airborne noise levels — Part 2: Motors
ISO 4412-3:1991 (R2017) Hydraulic fluid power — Test code for determination of airborne noise levels — Part 3: Pumps — Method using a parallelepiped microphone array
ISO 8302:1991 Thermal insulation — Determination of steady-state thermal resistance and related properties — Guarded hot plate apparatus
ISO 8301:1991 Thermal insulation — Determination of steady-state thermal resistance and related properties — Heat flow meter apparatus
ISO 4412-3:1991 (R2017) Hydraulic fluid power — Test code for determination of airborne noise levels — Part 3: Pumps — Method using a parallelepiped microphone array
ISO 8302:1991 Thermal insulation — Determination of steady-state thermal resistance and related properties — Guarded hot plate apparatus
ISO 5799:1991 (R2016) Photography — Direct-exposing medical and dental radiographic film/process systems — Determination of ISO speed and ISO average gradient
ISO 5799:1991 (R2016) Photography — Direct-exposing medical and dental radiographic film/process systems — Determination of ISO speed and ISO average gradient
ISO 7876-2:1991 (R2014) Fuel injection equipment — Vocabulary — Part 2: Fuel injectors