EUROPEAN STANDARD EN 462-1 Wire Type Penetrameter in sizes 6 and 10
EN 462-1 Wire Type were introduced as a EUROPEAN STANDARD to supersede the German Standards
(DIN 54.109) and the British Standards Institute (BS3971:1980 type 1) Image Quality Indicators. Each
indicator consists of a series of seven parallel wires of different thichkness mounted and encapsulated
between two thin sheets of transparent, flexible PVC. A lead monogram indicates the number of the thickest wire, the material and the EN symbol.
Wire Diameters:
|
Wire Number |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
|
Wire Diam(mm) |
3.20 |
2.50 |
2.00 |
1.60 |
1.25 |
1.00 |
0.80 |
0.63 |
0.50 |
0.40 |
|
Wire Number |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
|
|
Wire Diam(mm) |
0.32 |
0.25 |
0.20 |
0.160 |
0.125 |
0.100 |
0.080 |
0.063 |
0.050 |
|
Indicator Sizes:
There are four sizes of EN Image Quality Indicators.
Size 1 – contains wire numbers 1 to 7 and used for material thicknesses in
the range of 40 t 160mm
Size 6 – contains wire numbers 6 to 12 and used for material thicknesses in
the range of 12.5 to 50mm
Size 10 – contains wire numbers 10 to 16 and used for material thicknesses
in the range of 5 to 20mm
Size 13 – contains wire numbers 13 to 19 and used for material thicknesses
