BXUV.P555 - Fire-resistance Ratings - ANSI/UL 263 - studylib.net
Structural Steel Members* — Pre-fabricated light gauge steel truss system consisting of cold-formed, galvanized steel chord. and web members. Trusses fabricted in various sizes, depths, …
Roof-Ceiling Assemblies, UL Fire Rated Roof Designs | USG
Helpful documents and resources for USG’s roof assemblies can be found on this page. Refer to our roof-ceiling assembly documents, which includes UL fire-rated roof assemblies, for easy …
Fire dampers are tested as part of fire-resistance rated vertical or horizontal assemblies in accordance with the Standard for Fire Dampers, UL 555, and are covered under the Dampers …
issued Standard UL 555S – Leakage Rated Dampers for Use in Smoke Control Systems. Resulting from ten years of smoke damper examination and testing, the standard establishes …
ASC Steel Deck has been evaluated for fire resistance per UL 263 Fire Tests of Building Construction and Materials. See UL directory for fire rated assemblies.
防火阀怎么设计才能符合UL 555规范要求？
ul 555规范范围： 这些要求涵盖的防火阀旨在根据美国消防协会空调和通风系统安装标准、NFPA 90A、国际机械规范和统一机械规范进行安装。 UL 555规范中涉及的试验：
UL 555 | UL Standards & Engagement | UL Bulletin
2008年5月22日 · 1.6 Combination fire and smoke dampers and corridor dampers shall also comply with the applicable requirements in the Standard for Smoke Dampers, UL 555S. 1.7 …
防火阀UL安全标准UL555介绍 - 知乎 - 知乎专栏
组合防火防烟风门和走廊风门还应符合防烟风门标准 UL 555S 中的适用要求。 用于动态系统的防火阀适用于发生火灾时气流运行的情况，例如烟雾控制系统，或火灾时风扇系统运行的其他情 …
UL fire resistance ratings are based upon the test method and acceptance criteria in the ANSI/UL263 (ASTM E119) Standard for Fire Tests of Building Construction Materials. …
Refer to the table on the following pages for a listing of UL fire-rated assemblies utilizing Vulcraft steel deck profiles. Refer to the particular UL assembly being considered for full details of …