Model CVKR silencing check valve
| Min. Order: | 1 Piece/Pieces |
|---|---|
| Trade Term: | FOB |
| Payment Terms: | L/C, T/T |
| Place of Origin: | Zhejiang |
Company Profile
| Location: | Wenzhou, Zhejiang, China (Mainland) |
|---|---|
| Business Type: | Manufacturer, Distributor/Wholesaler |
Product Detail
| Model No.: | check valve |
|---|---|
| Means of Transport: | Ocean |
| Brand Name: | JINGJIA |
| Delivery Date: | 30 |
Product Description
Purpose
The big aperture silencing check valve uses the outline design conforming with hydraulics so as to get a better faired water path and inside of it there is attached with a jetevator design used for the guarantee of minimum pressure loss it is mounted on the outlet of a water pump and can be quickly closed be-fore the water flow goes back so as to avoid producing water hammer,water shock sound and destructive shock and to get the target of silencing,back—flow preventing and equipment protecting.Extensively used for the water supply and drainage,fire-fighting,warming,industrial etc.systems.
Main Technical ParametersDN
Main Technical Parameters
| DNS00-600mm | |
| PN | 1.0/1.6/2.5MPa |
| Working temperature | 0℃480℃ |
| Seal test | 1.11.1 times of PN |
| Casing test | 1.51.5 times of PN |
About the Material
N0
| Part | Material | |
| 1 | Body | GG25 |
| 2 | Valve disc | QA19-4 |
| 3 | Bearing | QA19-4 |
| 4 | Spring | SUS8316 |
| 5 | Jetevator | GG25 |
| 6 | Seat ring | QA19-4 |
Main External And Connecting Dimensions unit:mm
Type
| DN(mm) | L | D | D1 | D2 | N-φD | |||||
| 1.0MPa | 1.6MPa | 1.0MPa | 1.6MPa | 1.0MPa | 1.6MPa | 1.0MPa | 1.6MPa | |||
| CVKR-0300 | DN300 | 181 | 460 | 400 | 410 | 370 | 12-18 | 12-28 | ||
| CVKR-0350 | DN850 | 184 | 520 | 460 | 470 | 429 | 16-23 | 16-28 | ||
| CVKR-0400 | DN400 | 191 | 580 | 515 | 525 | 480 | 16-28 | 16-31 | ||
| CVKR-0450 | DN450 | 203 | 640 | 565 | 585 | 530 | 20-28 | 20-31 | ||
| CVKR-0500 | DN500 | 219 | 7 | 5 | 620 | 650 | 582 | 20-28 | 20-84 | |
| CVKR-0600 | DN600 | 222 | 810 | 840 | 725 | 770 | 682 | 20-31 | 20-87 | |
| CVKR-0700 | DN700 | 280 | 895 | 910 | 840 | 840 | 794 | 24-31 | 24-37 | |
| CVKR-0800 | DN800 | 356 | 1015 | 1025 | 950 | 950 | 901 | 24-34 | 24-40 | |
| CVKR-0900 | DN900 | 368 | 1125 | 1125 | 1050 | 1050 | 1001 | 28-40 | 28-40 | |
| CVKR-1000 | DNl000 | 432 | 1230 | 1255 | 1160 | 1170 | 1112 | 28-43 | 28-43 | |
| CVKR-1200 | DNl200 | 524 | 1455 | 1485 | 1380 | 1390 | 1328 | 32-49 | 32-49 | |
