CSA 4.4-1999 标准详情
- 标准号:CSA 4.4-1999
- 中文标题:1508-1996用于热水供应系统
- 英文标题:Relief Valves for Hot Water Supply Systems
- 标准类别:加拿大CSA
- 发布日期:
Applicable to the following types of relief valves constructed entirely of new, unused parts and materials- a) Temperature relief valves and combination temperature and pressure relief valves for use on storage tanks of hot water supply systems witho
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