ASNT Level III- Visual & Optical Testing
My Level III Self Study Notes Reading 4 Section 4B
My Level III Self Study Notes Reading 4 Section 4B
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Replication Microscopy Techniques for NDE<br />
Figure 3 Positive carbon extraction replication steps, (a) Placement of plastic after the first etch.<br />
(b) After the second etch. (c) After the deposition of carbon. (d) The positive replica offer the<br />
plastic is dissolved<br />
Charlie Chong/ Fion Zhang