闸阀-Z41X-16C DN80 明杆弹性座封闸阀法兰闸阀Z41X-16C ¥580.00 泉州明杆弹性座封闸阀 Z41X-16Q 软密封球墨铸铁法兰闸阀 DN250 ¥380.00 W-Z41X-16Q明杆弹性座封闸阀*** 美国沃茨WATTS ¥150.00 Z41X-10/16Q明杆弹性座封闸阀、Z941X-10/16Q软密封闸阀批发 ¥390.00 厂家直销优质闸阀过滤器 Z41X-16Q DN300明杆弹性座封闸阀 ¥380.00 上海尼必可Z41X-16Q明杆弹性座封闸阀 ¥220.00