ASTM G7/G7M-21
Standard Practice for Natural Weathering of Materials

Standard No.
ASTM G7/G7M-21
Release Date
2021
Published By
American Society for Testing and Materials (ASTM)
Latest
ASTM G7/G7M-21
Scope
1.1?This practice covers procedures to be followed for direct exposure of materials to the environment. Typically, this testing is performed on exposure racks tilted at a commonly-used tilt angle from the horizontal (such as 5 or 45 degrees) and facing the equator. Other exposur

ASTM G7/G7M-21 Referenced Document

  • ASTM D3614 Standard Guide for Laboratories Engaged in Sampling and Analysis of Atmospheres and Emissions
  • ASTM E772 Standard Terminology Relating to Solar Energy Conversion
  • ASTM E824 Standard Test Method for Transfer of Calibration From Reference to Field Radiometers
  • ASTM G113 Standard Terminology Relating to Natural and Artificial Weathering Tests of Nonmetallic Materials
  • ASTM G130 Standard Test Method for Calibration of Narrow- and Broad-Band Ultraviolet Radiometers Using a Spectroradiometer
  • ASTM G167 Standard Test Method for Calibration of a Pyranometer Using a Pyrheliometer
  • ASTM G24 Standard Practice for Conducting Exposures to Daylight Filtered Through Glass
  • ASTM G50 Standard Practice for Conducting Atmospheric Corrosion Tests on Metals
  • ISO 877 Plastics - Methods of exposure to direct weathering, to weathering using glass-filtered daylight, and to intensified weathering by daylight using Fresnel mirrors
  • ISO 9370 Plastics - Instrumental determination of radiant exposure in weathering tests - General guidance and basic test method

ASTM G7/G7M-21 history

  • 2021 ASTM G7/G7M-21 Standard Practice for Natural Weathering of Materials
  • 2013 ASTM G7/G7M-13 Standard Practice for Atmospheric Environmental Exposure Testing of Nonmetallic Materials
  • 2011 ASTM G7/G7M-11 Standard Practice for Atmospheric Environmental Exposure Testing of Nonmetallic Materials
  • 2005 ASTM G7-05 Standard Practice for Atmospheric Environmental Exposure Testing of Nonmetallic Materials
  • 1997 ASTM G7-97 Standard Practice for Atmospheric Environmental Exposure Testing of Nonmetallic Materials
Standard Practice for  Natural Weathering of Materials



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