Designation |
Defect parameters |
Roller’s diameter, mm/in. |
Roller’s length, mm/in. |
Material |
Field of use |
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Length, mm/in. |
Width, mm/in. |
Depth, mm/in. |
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ø 4 × 4 |
0.75; 1.5 / .03; .06 |
0.05 / .002 |
0.05 / .002 |
ø 4 / .16 |
4 / .16 |
Carbon steel |
Aircraft, oil and gas, chemical, power, transportation, engineering industries |
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. . . |
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ø 32 × 52 |
0.75; 1.5 / .03; .06 |
0.05 / .002 |
0.05 / .002 |
ø 32 / 1.25 |
52 / 2 |
Carbon steel |
Aircraft, oil and gas, chemical, power, transportation, engineering industries |