Johnson & Allen
Reference Block Type 1 – Penetrant Sensitivity Test Blocks
Manufacturer product description
Matched pair of nickel-chromium plated brass panels with cracks of controlled depth, described in ISO 3452-3 for determining the sensitivity level of fluorescent and colour-contrast penetrant families. Offered in 10, 20, 30 and 50 µm crack depths.
Reference Block Type 1 – Penetrant Sensitivity Test Blocks

- Brand
- Johnson & Allen
- Category
- DPI / DPI Equipment
- Method / product family
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