H41W-16P、H41W-25P、H41W-40P、H41W-63P、H41W-64P、H41W-100P、H41W-160P/R/RL不锈钢升降式止回阀、不锈钢止回阀是指依靠介质本身流动而自动开、闭阀瓣,用来防止介质倒流的阀门,又称逆止阀、单向阀、逆流阀、和背压阀。
H44W/H41Y-16P/25P/40P/63P/64P/100P/R/RL不锈钢升降式止回阀 H11W/H61W/H42W/H44W/H41W/H41H/H41F/H41N/H41Y-10P/H41Y-16P/H41Y-25P/H41Y-40P/H41Y-63P/H41Y-64P/H41Y-100P/H41Y-160P/H41Y-320P/R/RL不锈钢止回阀、不锈钢升降式止回阀、不锈钢高压止回阀、不锈钢锻钢止回阀、不锈钢法兰式止回阀、不锈钢...
H41Y-16P、H41Y-25P、H41Y-40P、H41Y-63P、H41Y-64P、H41Y-100P、H41Y-160P、H41W-16P、H41W-25P、H41W-40P、H41W-63P、H41W-64P、H41W-100P、H41W-160P/R/RL不锈钢升降式止回阀按 GB12235 标准设计制造,阀瓣沿着中心定位作升降运动 , 衬套采用耐磨性能好,摩擦系数小的特殊材料制作,动作灵活可靠 . 密封性...