HOW TO IDENTIFY WELDING DEFECTS IN RADOAGRAPHY FILM (RT FILM).

Purpose of this Blog is to help welding professionals to identify different types of Welding Defects in Radiography Films (RT Films).

Below are Pictures showing exactly how it appears in RT Films.


A) POROSITY.

B) EXCESS PENETRATION.

C) BURN THROUGH

D) MISMATCH

E) EXTERNAL SURFACE CONCAVITY

F) ROOT PASS ALIGNED POROSITY

G) EXTERNAL SURFACE UNDERCUT

H) SLAG INCLUSION

I) INCOMPLETE PENETRATION

J) TRANSVERSE CRACKING

K) INTERNAL ROOT CONCAVITY

L) TUNGSTON INCLUSION

M) INTERNAL ROOT UNDERCUT

N) LACK OF SIDEWALL FUSION

O) MISMATCH WITH LACK OF PENETRATION