1.1 This specification covers nonstructural steel framing members in interior construction assemblies.
1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.
1.3 The following safety hazards caveat pertains only to the test methods portion, Sections 9 and 10, of this specification: This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.
1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
ASTM C645-18 Referenced Document
ASTM A1003/A1003M Standard Specification for Steel Sheet, Carbon, Metallic- and Nonmetallic-Coated for Cold-Formed Framing Members (Standard + Redline PDF Bundle)
ASTM C1002 Standard Specification for Steel Self-Piercing Tapping Screws for Application of Gypsum Panel Products or Metal Plaster Bases to Wood Studs or Steel Studs*, 2022-06-01 Update
ASTM C11 Standard Terminology Relating to Gypsum and Related Building Materials and Systems
ASTM C1396/C1396M Standard Specification for Gypsum Board*, 2024-04-20 Update
ASTM C475/C475M Standard Specification for Joint Compound and Joint Tape for Finishing Gypsum Board*, 2022-06-01 Update
ASTM C754 Standard Specification for Installation Of Steel Framing Members To Receive Screw-Attached Gypsum Wallboard, Backing Board, Or Water-Resistant Backing Board
ASTM C645-18 history
2018ASTM C645-18 Standard Specification for Nonstructural Steel Framing Members
2014ASTM C645-14e1 Standard Specification for Nonstructural Steel Framing Members
2014ASTM C645-14 Standard Specification for Nonstructural Steel Framing Members
2013ASTM C645-13 Standard Specification for Nonstructural Steel Framing Members
2011ASTM C645-11a Standard Specification for Nonstructural Steel Framing Members
2011ASTM C645-11 Standard Specification for Nonstructural Steel Framing Members
2009ASTM C645-09a Standard Specification for Nonstructural Steel Framing Members
2009ASTM C645-09 Standard Specification for Nonstructural Steel Framing Members
2008ASTM C645-08a Standard Specification for Nonstructural Steel Framing Members
2008ASTM C645-08 Standard Specification for Nonstructural Steel Framing Members
2007ASTM C645-07b Standard Specification for Nonstructural Steel Framing Members
2007ASTM C645-07a Standard Specification for Nonstructural Steel Framing Members
2007ASTM C645-07 Standard Specification for Nonstructural Steel Framing Members
2006ASTM C645-06 Standard Specification for Nonstructural Steel Framing Members
2004ASTM C645-04a Standard Specification for Nonstructural Steel Framing Members
2004ASTM C645-04 Standard Specification for Nonstructural Steel Framing Members
2003ASTM C645-03 Standard Specification for Nonstructural Steel Framing Members
2000ASTM C645-00 Standard Specification for Nonstructural Steel Framing Members