Double Disc Wafer Lug Body Check Valve
Description
Product Attributes
Brand: OEM
Types Of: Metal Check Valves
Support Customization: Oem
Place Of Origin: China
Application: General
Medium Temperature: Medium Temperature
Power: Manual
Flow Medium: Oil, Water, Gas
Structure: Check
Construction: Wafer check valve
Product Description
Dual-Disc/Double Plate Wafer Type Check Valve 150LB-600lb
Dual plate Wafer Check Valve offer a short face-to-face dimension,which are lighter in weight than casting flanged check valves, it will help you save cost and space, when the pipline with limit space,suitable for liquid, natural gas, steam service, and vacuum service applications.
DCV Series
Standard
Design |
Face to Face | End Flange | Test & Check |
MSS SP-67 API609 EN593 |
API609 ISO5752 series 20 BS5155 |
DIN PN10/16/25 ANSI B16.1 BS4504 ISO PN10/16 JIS B2212/2213 BS 10 Table D BS 10 Table E |
API598 |
Performance
size |
DN40~DN800 | DN40~DN600 | |
PN | 1.0MPa | 1.6MPa | |
Test pressure | shell | 1.1MPa | 1.76MPa |
sealing | 1.5MPa | 2.4MPa | |
Applicable temperature | 1-EPDM | -30°C~+110°C | |
2-neoprene | -7°C~+93°C | ||
3-NBR | -12°C~+82°C | ||
4-viton | +10°C~+150°C | ||
Applicable medium | Fresh water, sea water, air, vapor, food, medicine, oil, acid, alkali, salt, etc. |
Materials list
Body | Disc | Stem | Bushing | Seat | |
Working temp(°C) | |||||
CI | Nickel coated DI | 416SS | Lubricating bronze | rubber | -20°C-+85°C |
DI | WCB | 431SS | PTFE | Hypalon | -18°C-+135°C |
WCB | ALB-bronze | 316SS | SS+PTFE | EPDM | -30°C-+110°C |
ALB-bronze | SS | Neoprene | -7°C-+93°C | ||
SS | NBR | -12°C-+82°C | |||
Wearresistant Rubber | -10°C-+50°C | ||||
Viton | -23°C-+150°C | ||||
Heat-resistant Rubber | -20°C-+150°C | ||||
PTFE | +10°C-+150°C |
Features
-
Economical design: Low Weight and short laying length produce savings initial cost, space requirements and installation when compared to Full-body swing type check valve
-
Quick closure
No. PART CV42/CV42L-CS CV42/CV42L-SS
1 Body Carbon Steel Stainless Steel
A216 Gr. WCB A351 Gr. CF8M
2 Seat Metal/Viton/Buna-N Metal or Viton
3 Disc Stainless Steel Stainless Steel
A351 Gr. CF8M A351 Gr. CF8M
4 Spring (2) Inconel X-750 Inconel X-750
5 Shaft/Stop Pin Stainless Steel Stainless Steel
A276 Gr. 316 A276 Gr. 316
6 Cap Carbon Steel ASTM A105 Stainless Steel A351 Gr. CF8M
7 Eye Bolt Carbon Steel Carbon Steel
Specification
IN | DN | D | L |
2 | 50 | 103 | 60 |
2 1/2 | 65 | 122 | 67 |
3 | 80 | 135 | 73 |
4 | 100 | 173 | 73 |
5 | 125 | 195 | 86 |
6 | 150 | 221 | 98 |
8 | 200 | 305 | 127 |
10 | 250 | 359 | 146 |
12 | 300 | 420 | 181 |
14 | 350 | 483 | 222 |
16 | 400 | 537 | 232 |