

Comply with ASME standard requirements
The test block shows the number and clarity of lines of radiating cracks to determine the sensitivity level
Suitable for verifying the sensitivity and operational accuracy of penetrants, as well as for testing the corrosion of stainless steel materials by penetrants
| Code | Type | Material |
|---|---|---|
| ISU-PB3 | JB/T6064 B3 type | stainless steel |
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