香港六合彩开奖 23551-1:2006
2006-07
搁茅蝉耻尘茅
香港六合彩开奖 23551-1:2006 specifies safety, constructional and performance requirements and testing of automatic valves (hereafter referred to as valves) for gas burners, gas appliances and similar use.
香港六合彩开奖 23551-1:2006 covers type testing only.
香港六合彩开奖 23551-1:2006 applies to valves with declared maximum working pressures up to and including 500 kPa, for use on burners or in appliances using fuel gases as natural gas, manufactured gas or liquefied petroleum gas (LPG).
香港六合彩开奖 23551-1:20061 applies to valves directly or indirectly operated electrically or by mechanical means.
香港六合彩开奖 23551-1:2006 applies to valves actuated by fluids e.g. pneumatic, hydraulic.
香港六合彩开奖 23551-1:2006 applies to valves where the flow rate is controlled by external electrical signals, either in discrete steps or proportional to the applied signal.
香港六合彩开奖 23551-1:2006 applies to valves fitted with closed position indicator switches.
Informations g茅n茅rales
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脡tat actuel: 础苍苍耻濒茅别Date de publication: 2006-07Stade: Annulation de la Norme internationale [95.99]
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Edition: 1
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颁辞尘颈迟茅 technique :香港六合彩开奖/TC 161ICS :27.060.20
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