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SUNROOM
Threaded Stainless Steel Spring Check Valve
Valve Construction: Stainless steel 304 or 316 End Connection: Threaded BSPT, BSPP (G), or NPT connection Operating Temperature: -20°C to 180°C Pressure Rating: 200 psi Surface Finish: Sandblasted finish Available Sizes: 1/2″ / DN15, 3/4″ / DN20, 1″ / DN25, 1-1/4″ / DN32, 1-1/2″ / DN40, 2″ / DN50, 2-1/2″ / DN65, 3″ / DN80, 4″ / DN100
Key words:
Fire System Stainless Steel Screwed Spring Check Valve ,
Product Description
This threaded stainless steel spring check valve is designed for one-way water flow control in vertical pipeline installations. It allows forward flow through the valve and helps prevent reverse flow, making it suitable for water pipeline and fire protection system applications where a compact non-return valve is required.
Key Features
- Spring check valve design for one-way flow control
- Helps prevent reverse water flow in pipeline systems
- Designed for vertical installation only
- Stainless steel 304 or 316 construction for reliable water system use
- Threaded connection options for flexible installation
- Available with BSPT, BSPP (G), or NPT threads
- 200 psi working pressure for standard pipeline applications
- Suitable for water pipeline and fire protection system use
- Sandblasted surface for a clean and practical finish
Product Configurations
| Item | Details |
| Valve Function | One-way flow control and backflow prevention |
| Valve Structure | Spring-loaded check valve |
| Installation Direction | Vertical installation only |
| Application | Water pipeline and fire protection system use |
| Material Options | S304 or S316 |
| Size Range | 1/2"/0N15to 4°/0N100 |
| Thread Options | BSRT BSRR(G), or NPT |
| Working Pressure | 200 psi |
FAQ
Q1: Who are we?
A: We are a fire fighting equipment manufacturer based in Fujian, China. Since 2004, we have supplied a wide range of fire safety products for domestic and international markets, including fire sprinklers, hydrants, valves, hoses and extinguishers.
Q2: How do we ensure product quality?
A: We follow strict quality control procedures from raw material inspection to production and final shipment. Pre-production samples and final inspections can be arranged according to order requirements.
Q3: What products do we supply?
A: We supply fire sprinklers, fire extinguishers, fire hydrants, fire valves, fire hoses, hose reels, fire cabinets, foam equipment and other fire fighting accessories.
Q4: Why choose Sunroom?
A: Sunroom has over 21 years of experience in fire fighting equipment manufacturing. We offer a wide product range, support customized production, and provide certificates or technical documents according to product and project requirements.
Certificate
Production workshop and exhibition area
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Our address
No. 55 Baoshun Road, Successful Development Zone,Quanzhou City，Fujian Province
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SUNROOM FIRE SAFETY MANUFACTURING
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No. 55 Baoshun Road, Successful Development Zone,Quanzhou City，Fujian Province
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