Wafer Dual Plate Check Valve is also called as Wafer Dual Disc Check Valve, Wafer Butterfly Check Valve.
Jinbo Marine
Marine & Offshore Equipment Datasheet
Product Datasheet
Check Valve
API Wafer Dual Plate Check Valve
Wafer Dual Plate Check Valve is also called as Wafer Dual Disc Check Valve, Wafer Butterfly Check Valve. Standard: Design Standard: API 594/API 6D，ISO 14313 Temperature & Pressure: ASME B16.34 Face to F...
ISO9001 Supplier
Class Certificate
Export Supply
Key Highlights
Category
Check Valve
Standard
ISO
Material
WCB, Stainless Steel
Certificate
Mill Certificate
We can supply according to your requirement, drawings, class certificate needs, and delivery schedule.
Technical Specifications
Category
Check Valve
Model / SKU
API-Wafer-Dual-Plate-Check-Valve
Standard
ISO
Material
WCB, Stainless Steel
Certificate
Mill Certificate
Warranty
12 Months unless specified otherwise
Origin
China
China API Wafer Dual Plate Check Valve:
Standard:
Design Standard: API 594/API 6D，ISO 14313
Temperature & Pressure: ASME B16.34
Face to Face: ASME B 16.10
Flange Standard: ASME B 16.5
Test Standard: API 598
Test Pressure:
| Nominal Pressure (Lb) | Shell Strength Test | Water Seal Test | Air Seal Test | |||
| MPa | Lbf/in2 | MPa | Lbf/in2 | MPa | Lbf/in2 | |
| 150 | 3 | 430 | 2.2 | 315 | 0.4-0.7 | 60-100 |
| 300 | 7.7 | 1110 | 5.7 | 815 | ||
| 600 | 15.3 | 2220 | 11.3 | 630 | ||
| 900 | 23 | 3330 | 17 | 2445 | ||
Material:
| No | Part Name | ASTM Material | |||||||
| Carbon Steel | 1.25Cr-0.5Mo | 2.25Cr- 1Mo | 304 Type | 316 Type | 304L Type | 316L Type | 20 Alloy | ||
| 1 | Body | A216WCB | A217 WC6 | A217WC9 | A351CF8 | A351 CF8M | A351CF3 | A351 CF3M | A351 CN7M |
| 2 | Plate | WCB+ 13Cr *1 | A217 WC6+HF | A217 WC9+H F | A351 CF8 | A351 CF8M | A351 CF3 | A351 CF3M | A351 |
| CN7M | |||||||||
| 3 | Stop Pin | A276 410 | A276 410 | A276 410 | A276 304 | A276 316 | A276 304L | A276 316L | 20-Alloy |
| 4 | Back Spring | Si-Mn steel | Cr-V Steel | Cr-V Steel | A313 304 | A313 316 | Inconel 750 | Inconel 750 | Incone |
| 1750 | |||||||||
| 5 | Hinge Pin | A276 410 | A276 410 | A276 410 | A276 304 | A276 316 | A276 304L | A276 316L | 20-Alloy |
| 6 | Eyebolt | Carbon Steel | Carbon Steel | Carbon Steel | Carbon Steel+Zn | Carbon Steel+Zn | Carbon Steel+Zn | Carbon Steel+Zn | Carbon Steel+Zn |
| Seat Face | 13Cr*1 | HF | HF | NA | NA | NA | NA | NA | |
| *1 | PN≥600Class seal face will be HF | ||||||||
| Na | Intergral with vessell | ||||||||