أ: 69.80
ب: 25.40
OD/ID xt: 12.70/9.40 × 1.65
OD1/ID1 × t1: 12.70/9.40 × 1.65
OD2: 50.8
ب: 25.40
OD/ID xt: 12.70/9.40 × 1.65
OD1/ID1 × t1: 12.70/9.40 × 1.65
OD2: 50.8