美女视频黄a视频免费全程软件axs_91部免费视频_青娱乐成人_福利视频亚洲一区_中文字幕漂亮人妻熟睡中被公侵犯_av在线播放网

Home / Product

Product

Fire

Fire protection special elastic seat seal gate valve

Nominal pressure:PN1.0~2.5MPa
Nominal diameter:DN50~300mm

In addition to the advantages of the flexible seat seal gate valve, the open degree of the valve can be displayed more directly, so that the opening degree of the valve can be judged at a distance and corresponding measures can be taken in time. Fast and reliable opening and closing, often used in fire fighting systems.

消防專用彈性座封閘閥03.png

主站蜘蛛池模板: 恭城| 增城市| 东兰县| 滕州市| 宣汉县| 攀枝花市| 洛阳市| 中宁县| 德昌县| 疏勒县| 商都县| 仙游县| 白水县| 中江县| 巴青县| 理塘县| 壶关县| 株洲市| 民丰县| 东至县| 邵东县| 黄石市| 灌阳县| 安宁市| 察哈| 延川县| 长岛县| 琼中| 信阳市| 隆安县| 松阳县| 乃东县| 潞城市| 上高县| 库车县| 天柱县| 奇台县| 行唐县| 滦南县| 黄梅县| 枝江市|