BS 5834-2-1983 标准详情
- 标准号:BS 5834-2-1983
- 中文标题:燃气和给水厂用地面控制器和防护器及地下室.第2部分:小型地面控制器规范
- 英文标题:Surface boxes, guards and underground chambers for gas and waterworks purposes - Specification for small surface boxes
- 标准类别:英国标准
- 发布日期:1983-01-31
Requirements for surface boxes primarily intended for use with gas valves and regulator chambers and for stop valves and sluice valves on service pipes and water mains. The largest size of box has a designated minimum clear opening of 300 mm in diame
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