ASTM-F421 Standard Test Method for Measuring Groove and Void Depth in Passenger Car Tires

ASTM-F421 - 2015 R21 EDITION - CURRENT
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Standard Test Method for Measuring Groove and Void Depth in Passenger Car Tires
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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 inch-pound 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 and health practices and determine the applicability of regulatory limitations prior to use.

Keywords

depth gage; groove depth; irregular wear; tread depth; ICS Number Code 83.160.10 (Road vehicle tyres)

To find similar documents by ASTM Volume:

09.02 (Rubber Products, Industrial - Specifications and Related Test Methods; Gaskets; Tires)

To find similar documents by classification:

83.160.10 (Road vehicle tyres Including cycle tyres, and tyre retreading and repair processes)

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Document Number

ASTM-F0421-15R21

Revision Level

2015 R21 EDITION

Status

Current

Modification Type

Revision

Publication Date

April 22, 2021

Document Type

Test Method

Page Count

4 pages

Committee Number

F09.30