香港六合彩开奖 23551-5:2023
2023-10
香港六合彩开奖 23551-5:2023
Abstract
This document specifies safety, constructional and performance requirements for manual gas valves intended for use with gas burners and gas-burning appliances, hereafter referred to as "valves", unless otherwise specified.
This document applies to the following types of manual gas valves:
鈥�听听听听 manual gas shut-off valves;
鈥�听听听听 gas burner valves;
鈥�听听听听 appliance connector valves;
鈥�听听听听 delta聽C valves.
This document applies to valves for gas burners and gas-burning appliances of nominal connection size up to and including DN聽100 that can be used and tested independently of these appliances using fuel gases, as natural gas, manufactured gas or liquefied petroleum gas (LPG) at inlet pressures up to and including 500聽kPa.
This document is not applicable to corrosive and waste gases.
This document covers type testing only.
General information
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Status: PublishedPublication date: 2023-10Stage: International Standard published [60.60]
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Edition: 2Number of pages: 33
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Technical Committee :香港六合彩开奖/TC 161ICS :27.060.20
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