ASTM International - ASTM E1685-00(2006)
Standard Practice for Measuring the Change in Length of Fasteners Using the Ultrasonic Pulse-Echo Technique
| Organization: | ASTM International |
| Publication Date: | 1 December 2006 |
| Status: | inactive |
| Page Count: | 4 |
| ICS Code (Measuring instruments): | 17.040.30 |
| ICS Code (Fasteners in general): | 21.060.01 |
significance And Use:
The techniques described provide for the indirect measurement of change in length of a fastener. Such measurements are made from one end of the specimen without requiring access to the rear... View More
scope:
1.1 This practice covers a procedure for measuring changes in length of threaded fasteners using conventional ultrasonic pulse-echo bolt-measuring instrumentation which has been properly calibrated.
1.2 This procedure is normally intended for metal bolting 0.25 in. (6.4 mm) or more in nominal diameter with effective length-to-diameter ratios of 2:1 or greater.
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.
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