The valve is effective in eliminating the noise and water hammer ... 598, ANSI B 16.10, ANSI B 16.5 This valve is featured by original structure, large circulating area, little flow ... and for eliminating water hammer according to different occasions, this valve is mainly used in water supply and drainage pipeline and ... 16.10, ANSI B 16.5Applicable Medium: Oil, water, etc. Wafer type dual plate check valve