BS 4508-1-1969 标准详情
- 标准号:BS 4508-1-1969
- 中文标题:绝热地下管道,钢套管系统的气隙
- 英文标题:thermally insulated underground pipelines. steel cased systems with air gap
- 标准类别:英国标准
- 发布日期:
Requirements for construction, installation and testing of pipe-in-pipe thermal insulation systems for underground piping systems with a welded steel casing, enclosing the thermally insulated service or product pipe and an air gap, suitable for conve
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