UJ11H-16,UJ11H-16C,UJ11H-16P,UJ11H-25,UJ11H-25C,UJ11H-25P,内螺纹连接柱塞阀 U11SM-16,U11SM-16C,U11SM-16P,U11SM-25,U11SM-25C, UJ11H-40C,UJ11H-40P,U11SM-40C,U11SM-40P,U11SM-25P,
U11SM内螺纹连接柱塞阀结构图