HH47, H47XF, HDH47X Butterfly Buffer Check Valve
Product Introduction

1、 Structural Characteristics Of HH47, H47XF, HDH47X Butterfly Buffer Check Valve
The H47X, H47H, HH47X, HH47H, H47XF, And HDH47X Butterfly Buffer Check Valves Produced By Our Factory Are Mainly Used For Industrial Water Supply And Sewage Treatment Plant Water Pump Outlets To Prevent Medium Backflow In The Pipeline Network. Automatically Eliminate Destructive Water Hammer To Ensure That Water Pumps And Pipelines Are Not Damaged.
The Valve Mainly Consists Of A Valve Body, A Valve Disc, A Buffer Device, And A Micro Regulating Valve. This Product Has The Characteristics Of Novel Structure, Small Volume, Low Fluid Resistance, Smooth Operation, Reliable Sealing, Wear Resistance, And Good Buffering Performance. It Is A Product For Industrial Water And Urban Sewage.
2、 HH47, H47XF, HDH47X Butterfly Buffer Check Valve Main Component Materials
| Part Name | Valve Body | Butterfly Valve Disc | Sealing Ring | Valve Stem | Filler |
| Material | Grey Cast Iron, Cast Steel | Grey Cast Iron, Cast Steel, Ductile Iron | Nitrile Oil Resistant Rubber, Chloroprene Rubber | Stainless Steel | Polytetrafluoroethylene |
3、 Main Technical Parameters Of HH47, H47XF, HDH47X Butterfly Buffer Check Valve
| Model | Nominal Pressure PN (MPa) | Test Pressure Ps (MPa) | Working Pressure P (MPa) | Medium Temperature (℃) | Applicable Medium | |
| Housing | Seal | |||||
| H47X、H47H、HH47X、 HH47H、H47XF、HDH47X | One | 1 5 | One Point One | One | 0-80℃ | Water, Oil Products, Seawater, Sewage |
| One Point Six | Two Point Four | One Point Seven Five | One Point Six | |||
| Two Point Five | Three Point Seven Five | Two Point Seven Five | Two Point Five | |||
4、 Main External Dimensions Of HH47, H47XF, HDH47X Butterfly Buffer Check Valve(Flange Connection Dimensions: PN10, 16, 25 According To JB/T78-94 Standard)
| Nominal Diameter DN (mm) | Size | Mm) | ||
| L | H | B | B2 | |
| Two Hundred | Two Hundred And Thirty | Five Hundred And Fifty | Five Hundred And Forty | Six Hundred |
| Two Hundred And Fifty | Two Hundred And Fifty | Six Hundred And Thirty | Six Hundred | Seven Hundred |
| Three Hundred | Two Hundred And Seventy | Six Hundred And Ninety | Six Hundred And Fifty | Seven Hundred And Forty |
| Three Hundred And Fifty | Two Hundred And Ninety | Seven Hundred And Eighty | Seven Hundred And Ten | Eight Hundred |
| Four Hundred | Three Hundred And Ten | Eight Hundred And Sixty | Seven Hundred And Seventy | Eight Hundred And Seventy |
| Four Hundred And Fifty | Three Hundred And Thirty | Nine Hundred And Ten | Eight Hundred And Thirty | Nine Hundred And Twenty |
| Five Hundred | Three Hundred And Fifty | Nine Hundred And Eighty | Nine Hundred | One Thousand |
| Nominal Diameter DN (mm) | Size | Mm) | ||
| L | H | B1 | B2 | |
| Six Hundred | Three Hundred And Ninety | One Thousand And Seventy | One Thousand And Ninety | One Thousand Two Hundred And Fifty |
| Seven Hundred | Four Hundred And Thirty | One Thousand Two Hundred And Twenty | One Thousand And Two Hundred | One Thousand Three Hundred And Sixty |
| Eight Hundred | Four Hundred And Seventy | One Thousand Three Hundred And Twenty | One Thousand Three Hundred And Twenty | One Thousand Four Hundred And Eighty |
| Nine Hundred | Five Hundred And Ten | One Thousand Four Hundred And Thirty | One Thousand Four Hundred And Twenty | One Thousand Five Hundred And Eighty |
| One Thousand | Five Hundred And Fifty | One Thousand Five Hundred And Fifty | One Thousand Five Hundred And Fifty | One Thousand And Seven Hundred |
| One Thousand And Two Hundred | Six Hundred And Thirty | One Thousand And Eight Hundred | One Thousand Seven Hundred And Eighty | One Thousand Nine Hundred And Fifty |
| One Thousand And Four Hundred | Seven Hundred And Ten | One Thousand Nine Hundred And Eighty | Two Thousand | Two Thousand One Hundred And Seventy-five |