Semi-Elliptical Heads: from 8⅝” (219 mm) O.D. to 192” (4,877 mm) I.D.
ASME Code Flanged and Dished Heads: from 48” (1,219 mm) I.D. to 96” (2,438 mm) I.D.
Hemispherical Heads: from 8⅝” (219 mm) O.D. to 144” (3,658 mm) I.D.
Flanged Only Heads: from 31” (787 mm) O.D. to 76” (1,930 mm) I.D. (various dies available,can custom build dies for a specific size)
Dished Only Heads: from 10” (254 mm) O.D. to 120” (3,048 mm) O.D.