2) U-CC – concave OD
U-CC-B Steel
U-CC-B Composite
U-CC-S Steel
U-CC-S Composite

3) U-CX – convex OD
U-CX-B Steel
U-CX-B Composite
U-CX-S Steel
U-CX-S Composite

4) U-FG – flanged OD
U-FG-B Steel
U-FG-B Composite
U-FG-S Steel
U-FG-S Composite

5) U-BV – beveled OD
U-BV-B Steel
U-BV-B Composite
U-BV-S Steel
U-BV-S Composite

6) U-VG – v-grooved OD
U-VG-B Steel
U-VG-B Composite
U-VG-S Steel
U-VG-S Composite