
| 
 Designation | Defect parameters | Roughness of operating surface, µm | Overall dimensions, mm/in. | 
 Material | 
 Field of use | Note | ||
| Length, mm/in. | Width, mm/in. | Depth, mm/in. | ||||||
| 
 RS2353.12-5H/0-FLN/0.5/AL | 
 Full length | 
 0.1 / .004 | 
 0.5 / .02 | 
 0.63 | 
 150 x 50 x 10 / 6 x 2 x .4 | 
 Aluminium alloy | 
 Aircraft, power, transportation, engineering industries | Rectangular calibration block with several holes | 
| 
 RS2353.12-1H/0-CN/0.76/AL | 
 0.76 / .03 | 
 0.1 / .004 | 
 0.76 / .03 | 
 0.63 | 
 ø 24 × 10 / Ø1 x .4 | 
 Aluminium alloy | Cylindrical calibration block with one hole | |
RS — reference standard;
2353 — manufacturer company code;
.12 — calibration block for holes testing;
...H — number of holes;
/0 — number of flawless holes;
СN/FLN — defect type (CN – corner notch, FLN – full length notch);
0.5/0.76 — defect dimensions;
AL/FE/SST/TI — material.


 
 
