Guangdong Dasheng Instrument:
Leeb hardness tester
:
1 [Start]
1.1 Insert the impact device (sensor) plug into the impact device socket of the instrument;
1.2 Press [On/Off] key, the power is turned on, the instrument enters the state to be measured, and the state of the material to be tested (carbon steel/cast iron/tool ​​steel/alloy steel, etc.) is selected.
2 [Load]
![Src="http://i.bosscdn.com/blog/nophoto.gif" /></p><p >2.1 Pushing the loading sleeve down locks the impact body to complete the loading. 2.2 The impact device support ring is pressed against the surface of the sample in the selected measurement direction, and the impact direction should be kept perpendicular to the test surface. 3 [Measurement]3.1 Press the release button on the upper part of the impact device to measure. At this time, the sample, the impact device, and the operator are required to be stable, and the direction of the force should pass through the axis of the impact device. 3.2 Each test site of the sample is generally tested three times. take the average. 3.3 The distance between any two indentations or the distance from the center of any indentation should be no less than 3 mm. 4 [Reading measured value]4.1 The average value of a plurality of effective test points is used as a hardness test data. 5[measuring part]</p><p ><img alt=](http://i.bosscdn.com/blog/nophoto.gif)
6 [Shutdown]
Press [On/Off] to shut down.
7ã€Measurement value result qualified judgment】
The measurement results are qualified in the range of 32-39HRC, and the bolts exceeding the range of 32-39HRC need to be replaced.
Application range
:Applicable to all metals is the ideal choice for production inspection. Suitable for on-site inspection of heavy-duty, large or installed components. It is convenient for difficult-to-access or space-limited inspection sites. Automatic compensation according to impact direction. Excellent for material selection and acceptance detection. Accurate detection of surfaces (radius greater than 10mm)
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