Reference Radiographs are nondestructive testing standards universally accepted because of their high reliability in accept-reject actions.

Please Note: This price is for the complete set. For Individual Volumes, see below.

These reference radiographs for heavy-walled steel castings are applicable to nominal section thicknesses of 2 to 4-1/2 in. ( 51 to 114 mm) and consist of three separate sets as follows:

• RRE018601 — (Volume I): 1-MV X Rays and Iridium 192 (called " 1 to 2-Mev X rays" previously) — Set of 28 plates, 5 by 8 in. ( 127 by 203 mm) in a 15 by 17- in. ( 381 by 432-mm) ring binder.

• RRE018602 — (Volume II): 2-MV X Rays and Cobalt-60 (called "gamma rays" previously). This includes cobalt-60 or equivalent isotope radiation and from 2-MV up to 4-MV X Rays. Set of 28 plates ( 5 by 8 in.) in a 15 by 17-in. ring binder.

• RRE018603 — (Volume III): 4-MV to 30-MV X Rays (called " 10 to 24 Mev X rays" previously). Set of 28 plates ( 5 by 8 in.) in a 15 by 17-in. ring binder.