- Supply TypeManufacturer, Exporter, Supplier, Retailer
- Preferred Buyer Location All over the world
ASTM Test block ASTM test block is also known as MPT test bar used in Magnetic particle inspection. It has 7 numbers of artificial flaws(side drilled holes). Easy to carry on site. Pocket friendly. ASTM test block is also known as MPT test bar used in Magnetic particle inspection. It has 7 numbers of artificial flaws(side drilled holes). Easy to carry on site. Pocket friendly. Â