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Rectangular Type that clears the requirement of Straight Edge for JIS Standard (JIS B7514)
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Suitable fir inspection of flat surfaces, straightness and Parallelism
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The precision surface is graduated excluding 20mm form both edges. (Same for Nominal Measurement).
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All sizes are hardened.
*According to the requirement, we can also manufacture special Grade product.
Nominal Measurement |
Measurement
(L×H×Wmm) |
Grade A |
Grade B |
Weight
(kg) |
Code No. |
Straightness Parallellism
(μm) |
Code No. |
Straightness Parallellism
(μm) |
300 |
340×50×10 |
EC101 |
3 |
EC201 |
10 |
1.4 |
500 |
540 ×50×10 |
EC102 |
4 |
EC202 |
14 |
2.2 |
1000 |
1040×60×12 |
EC103 |
6 |
EC203 |
24 |
6.0 |
1500 |
1540×70×15 |
EC104 |
8 |
EC204 |
34 |
13.0 |
2000 |
2040×90×20 |
EC105 |
10 |
EC205 |
44 |
29.0 |
3000 |
3040×120×22 |
EC106 |
14 |
EC206 |
64 |
63.0 |