Valve silencer 

 One. The main performance specifications 

 Model 
 Nominal 
 Shell Test Pressure 
 Sealing test pressure 
 For media 
 Operating temperature 

 H41X-10 
 1.0MPa 
 1.5MPa 
 1.1MPa 
 Water and weak corrosive fluid 
 ≤ 80 ℃ 

 H41X-16 
 1.6MPa 
 2.4MPa 
 1.76MPa 
 Water and weak corrosive fluid 
 ≤ 80 ℃ 



 II. Major parts material 

 Model 
 Body 
 Ring 
 Spring 
 Bonnet ring 

 H41X-10 
 Cast iron, stainless steel, alloy system 
 Yu-nitrile rubber (NBR) 
 Stainless steel wire 1Cr18Ni9Ti 
 Ductile iron or steel 

 H41X-16 
 Cast iron, a small rust system, copper alloy 
 Yu-nitrile rubber (NBR) 
 Stainless steel wire 1Cr18Ni9Ti 
 Ductile iron or steel 





 III. Shapes. Connection. Structure size 

 Nominal pressure PN (MPa) 
 Nominal diameter DN (mm) 
 Dimensions (mm) 

 L 
 D 
 K 
 P 
 Z-φd 

 1.0 
 25 
 11 
 85 
 48 
 4-14 

 32 
 135 
 100 
 56 
 4-18 

 40 
 145 
 110 
 63 
 4-18 

 50 
 100 
 160 
 125 
 79 
 4-18 

 65 
 125 
 185 
 145 
 97 
 4-18 

 80 
 150 
 195 
 160 
 110 
 4-18 

 100 
 180 
 215 
 180 
 127 
 8-18 

 125 
 200 
 245 
 210 
 161 
 8-18 

 150 
 210 
 280 
 240 
 180 
 8-23 

 200 
 255 
 335 
 295 
 238 
 8-23 

 250 
 400 
 390 
 350 
 280 
 12-25 

 300 
 420 
 44