ANSI H77 Stainless Steel Double Disc Wafer Check Valve
Product Description
ANSI Standard H77W Stainless Steel Double Disc Type Wafer Check Valve
This ANSI Standard Double Disc Wafer Check Valve is designed for efficient and reliable backflow prevention in pipeline systems. Its compact, lightweight wafer design allows for easy installation between standard flanges, significantly reducing space requirements and overall weight. The dual disc design ensures quick closing action, minimizing water hammer and pressure drop. Constructed from high-quality stainless steel, the valve offers superior corrosion resistance and durability, suitable for a wide range of applications and media. It is an ideal solution for ensuring system safety and performance.
Key Advantages
Compact & Lightweight: Easy wafer-style installation saves space and weight.
Quick Closing: Dual disc design minimizes water hammer and slam.
Low Pressure Drop: Efficient flow path improves system performance.
Durable Construction: Stainless steel body ensures excellent corrosion resistance.
Reliable Performance: Provides dependable backflow prevention for system safety.
| Product name | H77W Stainless Steel Double Disc Type Wafer Check Valve |
| 1)Material | SS201 SS304, 304L, 316, 316L |
| 2)Size | 1/2''-16''&DN15-DN400 |
| 3)Certificate | ISO9001: 2000,CE |
| 4)Working pressure | 1000psi(6.4MPa) |
| 5)Connection Ends | Threaded (F/F,M/F), Butt welded, Socket welded (BW, SW). |
| 6)Suitable medium | Water, gas, air and some corrosive liquid |
| 7)Temperature Range | ≤250 degree C |
| 8)Investment | casting body and cap |
| 9)Sealing | PTFE, RPTFE, PPL |
| 10)stem | SS201,SS304,SS316 Adjustable stem packing, |
| 11)Locking | without |
| Our advantage | Survival by quality and development by credibility. Quality first, customer upmost ! |
| 100% leakage tested at 100 psi air under water | |
| Blow-out proof stem, ball are made of ss316 or customer request | |
| Pure Teflon seals and seats | |
| Can do OEM products | |
| Shipment | |
| Delivery time | usual 30 days around and can negotiate as per order qty |
| Shipping port | Ningbo, Shanghai |
| Term of Payment | 30% TT deposit, the balance is paid before shipping the goods |
| Package detail | inner CTN, ourside ply-wooden case |
| MOQ | 10 PCS/size |
| Gurantee Period | 18 monthes |
| Capacity to produce | 100, 000 PCS/week |