1.1 These reference radiographs for heavy-walled steel castings are applicable to nominal section thicknesses of 2 to 41/2 in. [51 to 114 mm] and consists of three separate sets as follows:1.1.1 Volume 1: 1-MV X Rays and Iridium 192 (called "1 t
ASTM
Standard Reference Radiographs for Heavy-Walled (2 to 41/2-in. [51 to 114-mm]) Steel Castings
STD-51456
1998
2004-01-01
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