NFPA 257 ERTA 1-2017 Standard on Fire Test for Window and Glass Block Assemblies.pdf

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1、 Errata NFPA 257 Standard on Fire Test for Window and Glass Block Assemblies2017 Edition Reference: 1.3 Errata No: 257-17-1 The Technical Committee on Fire Tests notes the following error in the 2017 edition of NFPA 257, Standard on Fire Test for Window and Glass Block Assemblies. 1. Revise section

2、1.3 to read as follows: 1.3 Units. The International System of Units (SI) value for a measurement and the U.S. customary unit value given in parentheses are acceptable for use as the primary units for satisfying the requirements of this standard. Issue Date: January 17, 2017 (Note: Electronic products and pamphlet reprints may have this errata incorporated. For current information about the NFPA Codes and Standards, including this errata, please see www.nfpa.org/docinfo) Copyright 2017 All Rights Reserved NATIONAL FIRE PROTECTION ASSOCIATION