ASTM International - ASTM F421-15(2021)

Standard Test Method for Measuring Groove and Void Depth in Passenger Car Tires

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Organization: ASTM International
Publication Date: 1 April 2021
Status: active
Page Count: 4
ICS Code (Road vehicle tyres): 83.160.10
significance And Use:

5.1 The groove (void) depth affects the tire's ability to develop tractive forces in various operating environments. Groove (void) depth also defines the state of wear of a tire and is used in the... View More

scope:

1.1 This test method describes standard procedures for measuring the groove and void depth in passenger car tires.

1.2 Any mechanical, optical, or electronic device capable of measuring groove (void) depth can be used, but only the contact methodology is described here. Noncontact methodology is beyond the scope of this test method.

1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.

1.4 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.

1.5 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.

Document History

ASTM F421-15(2021)
April 1, 2021
Standard Test Method for Measuring Groove and Void Depth in Passenger Car Tires
1.1 This test method describes standard procedures for measuring the groove and void depth in passenger car tires. 1.2 Any mechanical, optical, or electronic device capable of measuring groove...
June 1, 2015
Standard Test Method for Measuring Groove and Void Depth in Passenger Car Tires
1.1 This test method describes standard procedures for measuring the groove and void depth in passenger car tires. 1.2 Any mechanical, optical, or electronic device capable of measuring groove...
June 1, 2013
Standard Test Method for Measuring Groove and Void Depth in Passenger Car Tires
1.1 This test method describes standard procedures for measuring the groove and void depth in passenger car tires. 1.2 Any mechanical, optical, or electronic device capable of measuring groove...
August 1, 2007
Standard Test Method for Measuring Groove and Void Depth in Passenger Car Tires
1.1 This test method describes standard procedures for measuring the groove and void depth in passenger car tires. 1.2 Any mechanical, optical, or electronic device capable of measuring groove (void)...
May 10, 2000
Standard Test Method for Measuring Groove and Void Depth in Passenger Car Tires
1.1 This test method describes standard procedures for measuring the groove and void depth in passenger car tires. 1.2 Any mechanical, optical, or electronic device capable of measuring groove...
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