热水
三元乙丙橡胶 O型圈
VXG41.11VXG41.12VXG41.13VXG41.14VXG41.15VXG41.20VXG41.25VXG41.32VXG41.40VXG41.50
15151515152025324050
0.6311.62.546.310162540