أ: 135.90
ب: 140.80
OD/ID xt: 63.50/60.20 × 1.65
OD1/ID1 × t1: 63.50/60.20 × 1.65
ب: 140.80
OD/ID xt: 63.50/60.20 × 1.65
OD1/ID1 × t1: 63.50/60.20 × 1.65