G41W无衬里隔膜阀
G41J-10衬胶隔膜阀
G641J往复型气动隔膜阀
G6B41J-10型常闭式气动隔膜阀
G941J-10电动隔膜阀
G45J-6直流式衬胶隔膜阀
G41F46衬氟隔膜阀(耐酸咸隔膜阀)
隔膜阀
Jy41W/Y-40T铜氧气截止阀
WJ41Y-150Lb美标（API）波纹管截止阀
WAJ41H美标波纹管法兰截止阀
J41H-150Lb美标截止阀
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