How to Document Through-Transmission Method Choice for Large-Diameter Flanges
https://weld-testing-essentials.novacrestiq.com/posts/weld-traceability-for-heavy-machine-frames-common-pitfalls-and-fixes
How to Document Through-Transmission Method Choice for Large-Diameter Flanges Large flanges have flat faces, bores, and thick rim sections. Through-transmission uses a transmitter and receiver on opposite sides of the part