File:T ratings oldest trick in the book 004.png
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Summary
| Description |
English: Cross sectional detail of aluminium bus duct used as a penetrant in a fire test sample leading to UL Through-Penetration Firestop System C-BJ-8028.
Deutsch: Querschnitt einer Aluminium Stromschiene, die als Durchbruch in einer Abschottungs-Brandprüfung diente, die zur bauaufsichtlichen Zulassung UL System C-BJ-8028 führte. |
| Date | |
| Source | Own work |
| Author | Achim Hering |
Licensing
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 04:20, 19 March 2022 | | 2,034 × 1,356 (140 KB) | Dicklyon | levels adjusted to suppress noise |
| 01:34, 29 September 2015 |  | 2,034 × 1,356 (444 KB) | Achim Hering | {{Information |Description ={{en|1=Cross sectional detail of aluminium bus duct used as a penetrant in a fire test sample leading to [http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/showpage.html?name=XHEZ.C-BJ-8028&ccnshorttitle=Through-p... |
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