GB 51251-2017
建筑防烟排烟系统技术标准
The official Chinese title is shown unchanged. Standard identifiers, dates and issuing bodies come from the catalogue record; navigation and explanatory labels are in English.
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Scope as published
本标准适用于新建、扩建和改建的工业与民用建筑的防烟、排烟系统的设计、施工、验收及维护管理。对于有特殊用途或特殊要求的工业与民用建筑，当专业标准有特别规定的，可从其规定。
The original Chinese text is authoritative; this excerpt is retained as catalogue metadata, not a translated normative requirement.
Version history
Earlier editions: None recorded
Later editions: None recorded
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