HH46/48/49X/H-10/169/25 Type Micro Resistance Slow Closing Butterfly Valve Check Valve
Product Introduction

1、 Structural Characteristics Of HH46/48/49X/H-10/169/25 Type Micro Resistance Slow Closing Butterfly Valve Check Valve
The HH46X, HDH48X, And HH49X Soundproof Slow Closing Check Valve Series Products Produced By Our Factory Can Be Used In Drainage Pipelines For Media Such As Clean Water, Sewage, And Seawater. They Can Prevent The Backflow Of Media And Effectively Limit Destructive Water Hammer To Ensure The Safety Of Pipeline Use. It Has The Characteristics Of Novel Structure, Small Volume, Light Weight, Low Fluid Resistance, Reliable Sealing, Smooth Opening And Closing, Wear Resistance, Long Service Life, Oil Pressure And Slow Closing Not Affected By The Medium, And Good Energy-saving Effect.
2、 HH46/48/49X/H-10/169/25 Type Micro Resistance Slow Closing Butterfly Valve Check Valve Main Component Materials
Part Name | Valve Body | Valve Disc | Valve Stem, Oil Cylinder, Piston | Spring | Valve Seat |
Material | Cast Iron, Cast Steel | Carbon Steel | Stainless Steel | Stainless Steel | Nitrile Rubber |
3、 Main Technical Parameters Of HH46/48/49X/H-10/169/25 Type Micro Resistance Slow Closing Butterfly Valve Check Valve
| Model | Nominal Pressure PN (MPa) | Strength Test Pressure Ps (MPa) | Sealing Pressure (MPa) | Valve Body And Valve Cover Materials | Applicable Medium | Valve Time |
| HH46X | One | One Point Five | One Point One | ≤480 | Clear Water, Sewage, Seawater | 460 Seconds |
| HDH48X | One Point Six | Two Point Four | One Point Seven Six | |||
| HH49X | Two Point Five | Three Point Seven Five | Two Point Seven Five |
4、 Main External Dimensions Of HH46/48/49X/H-10/169/25 Type Micro Resistance Slow Closing Butterfly Valve Check Valve(Flange Connection Size: According To JB/T79-94)
| Nominal Pressure PN (MPa) | Nominal Diameter DN (mm) | Size (mm) | ||
| L | H | H1 | ||
| One One Point Six Two Point Five | Forty | One Hundred And Forty | Two Hundred | Eighty-eight |
| Fifty | One Hundred And Fifty | Two Hundred And Fifteen | Ninety-eight | |
| Sixty-five | One Hundred And Seventy | Two Hundred And Twenty-five | One Hundred And Eight | |
| Eighty | One Hundred And Eighty | Two Hundred And Thirty-five | One Hundred And Eighteen | |
| One Hundred | One Hundred And Ninety | Two Hundred And Eighty | One Hundred And Thirty | |
| One Hundred And Twenty-five | Two Hundred | Two Hundred And Ninety | One Hundred And Forty-eight | |
| One Hundred And Fifty | Two Hundred And Ten | Three Hundred And Ten | One Hundred And Seventy-two | |
| Two Hundred | Two Hundred And Thirty | Three Hundred And Fifty | Two Hundred And Ten | |
| Two Hundred And Fifty | Two Hundred And Fifty | Four Hundred And Fifteen | Two Hundred And Forty | |
| Three Hundred | Two Hundred And Seventy | Four Hundred And Fifty | Two Hundred And Sixty-four | |
| Nominal Pressure PN (MPa) | Nominal Diameter DN (mm) | Size (mm) | ||
| L | H | H1 | ||
| One One Point Six Two Point Five | Three Hundred And Fifty | Two Hundred And Ninety | Four Hundred And Eighty | Two Hundred And Ninety-seven |
| Four Hundred | Three Hundred And Ten | Five Hundred And Fifty | Three Hundred And Twenty-four | |
| Four Hundred And Fifty | Three Hundred And Thirty | Five Hundred And Eighty-five | Three Hundred And Fifty-one | |
| Five Hundred | Three Hundred And Fifty | Six Hundred And Forty | Three Hundred And Seventy-nine | |
| Six Hundred | Three Hundred And Ninety | Seven Hundred And Twenty | Four Hundred And Thirty-four | |
| Seven Hundred | Four Hundred And Thirty | Seven Hundred And Eighty | Four Hundred And Ninety-one | |
| Eight Hundred | Four Hundred And Seventy | Eight Hundred And Forty | Five Hundred And Forty-nine | |
| Nine Hundred | Five Hundred And Ten | Nine Hundred And Ninety | Six Hundred | |
| One Thousand | Five Hundred And Fifty | One Thousand And Fifty | Six Hundred And Fifty-five | |
| One Thousand And Two Hundred | Six Hundred And Thirty | One Thousand Two Hundred And Ten | Seven Hundred And Seventy | |