A: 1.31
B: 50.80
OD/ID x t: 50.80/47.50 x 1.65
OD1/ID1 x t1: 50.80/47.50 x 1.65
B: 50.80
OD/ID x t: 50.80/47.50 x 1.65
OD1/ID1 x t1: 50.80/47.50 x 1.65