Swd Nylon Air Release Valve Automatic Exhaust for Irrigation System
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Product Highlights
- Superior Durability: Made from high-quality PP/Nylon, highly resistant to corrosion, rust, and wear for long lifespan.
- Lightweight Design: Easy handling and quick installation, saving time and labor costs compared to metal valves.
- Cost-Effective Solution: More affordable option with lower total cost of ownership compared to metal alternatives.
- Efficient Air Release: Automatically releases trapped air to reduce airlocks and pressure fluctuations.
- Corrosion Resistance: Ideal for water systems, wastewater, and irrigation environments with high chemical resistance.
- OEM Services Available: Custom packaging, laser logos, and technical drawings approval for OEM clients.
- Quality Assurance: 100% raw material testing, pressure testing, and ISO 9001 certified production.
Product Attributes
- Customization
- Available
- Type
- Air Exhaust Valve
- Material
- PP/Nylon
- Model NO.
- SWD0050
- Certification
- CE, ISO9001, Reach
- Color
- Orange/ Black
- Place of Origin
- Zhejiang
- Size
- 1/2inch-2inch
- Usage
- Irrigation System
- Feature
- Bsp/NPT
- (Psi)
- 150
- Warranty
- 1 Year
- Transport Package
- Carton Box
- Specification
- 1/2" to 8"
- Trademark
- According to Customer's requirement
- Origin
- China
- HS Code
- 8481804090
- Production Capacity
- 50000 PCS/Month
- Package Size
- 55.00cm * 36.00cm * 30.00cm
- Package Gross Weight
- 18.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Swd Nylon Air Release Valve Automatic Exhaust for Irrigation System
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Product Description


Size | Connection Method | MaxPressure bearing capacity(kg/cm2) | Working Pressure (bar ) | Exhaust Volume(m³/h) |
DN25 | BSPT/NPT | 10 | 0.2-10 | 0-280m³/h 0-0.35bar |
DN40 | BSPT/NPT | 0-280m³/h 0-0.35bar | ||
DN50 | BSPT/NPT | 0-280m³/h 0-0.35bar | ||
DN20 | BSPT/NPT | 0-280m³/h 0-0.35bar | ||
DN25 | BSPT/NPT | 0-280m³/h 0-0.36bar | ||
DN20 | BSPT/NPT | 0-280m³/h 0-0.35bar | ||
DN25 | BSPT/NPT | 0-280m³/h 0-0.35bar | ||
DN40 | BSPT/NPT | 0-280m³/h 0-0.35bar | ||
DN50 | BSPT/NPT | 0-280m³/h 0-0.35bar | ||
DN25 | BSPT/NPT | 16 | 0.2-16 | 0-280m³/h 0-0.35bar |
DN40 | BSPT/NPT | 0-280m³/h 0-0.35bar | ||
DN50 | BSPT/NPT | 0-280m³/h 0-0.35bar |


Feature | Metal air valve | Plastic air valve |
Material | Typically made of metals like cast iron, stainless steel, or brass | Made from materials like UPVC, PVC, or other plastics |
Weight | Heavier, which may require more effort during installation | Lightweight, easier to handle and install |
Corrosion Resistance | Susceptible to rust and corrosion, especially in water or humid environments | environments Highly resistant to corrosion and rust, ideal for water systems |
Durability | Can be more durable in some extreme applications, but prone to wear in corrosive environments | Durable but more suited for moderate environments and chemical resistance |
Chemical Resistance | May degrade when exposed to certain chemicals or aggressive fluids | Excellent resistance to a wide range of chemicals and fluids |
Cost | Generally more expensive due to material and manufacturing costs | More cost-effective, offering a lower total cost of ownership |


As a leading manufacturer of plastic air valve, SWD Plastic offers a comprehensive support service, encompassing pre-sales consultation, production tracking, and after-sales maintenance. Adhering to the principles of prioritizing quality and customer satisfaction, our plastic air valve are backed by a 24-month warranty, twice the industry standard. To meet urgent customer needs, we maintain a stock of over 20,000 semi-finished products, ensuring shipment within 10 days, ensuring your project remains on schedule.



Most of our products confim to ANS, DIN,BS, JIS & TIS standard and have been already sold to United States, Canada, Mexico, Chile,Colombia,Peru, Russia, Saudi Arabia, UAE,Iran,raq, Thailand, Philippines,Indonesia,Malaysia etc., With very good reputation.
Welcome to our company visit and discuss business, sincerely hope our professional technology and individual service can win your trust and favor, jooking forward to cooperate with friends all over the world,let's do win-win business together!




A: We are a certified PVC pipes,valves and fittings manufacturer with 12 years' expertise, offering factory-direct prices and strict QC control.
Q2: What's your MOQ?
A: Standard MOQ is 10 cartons each size, but we accept sample orders for new clients to test quality.
Q3: How do you ensure product quality?
A: (1) 100% raw materials with raw material test report (2) 100% pressure testing (3) ISO 9001 certified production (4) Third-party inspections available.
Q4: What's your lead time for bulk orders?
A: 25-35 days for containers (FOB Ningbo/Shanghai). Urgent orders get production line priority.
Q5: Can you provide OEM services?
A: Yes! We offer custom packaging, laser logos, and technical drawings approval for OEM clients.
Q6: What payment terms do you accept?
A: (1) 30% T/T deposit + 70% before shipment (against BL Copy) (2) LC at sight (3) D/P at sight (4)PayPal for samples (<$1,000).
Q7: How to handle after-sales issues?
A: 12-month warranty. Replace defective products within 72 hours of complaint verification.
Q8: What's your production capacity?
A: 30+ containers/month with 5 fully automated production lines, ensuring stable supply for bulk orders.
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASR263392". Items marked "" are certified.
Company Profile
SWD PLASTIC (Ningbo Salvador Piping System Co., Ltd) is a leading professional manufacturer and exporter of UPVC, CPVC, PPH, PVDF pipes, valves, and fittings in China. We stick to the principle of " Quality First, Service First, Continuous Improvement and Innovation to Meet the Customers", and the quality management objective of " Zero Defect, Zero Complaints".
SWD Products are widely used in Agricultural Irrigation, Wastewater Treatment, Aquaculture, Pharmaceutical Industry, Electroplating, Papermaking Industry, Chemical Industry, Mining plant, Power Station, Drainage, and other corrosive fluid transfer applications. Most of our products conform to ANSI, DIN, BS, JIS & TIS standard and have been already sold to the United States, Canada, Mexico, Chile, Colombia, Peru, Russia, Saudi Arabia, UAE, Iran, Iraq, Thailand, Philippines, Indonesia, Malaysia etc. With a very good reputation.
With rich experience in piping & duct systems, we will provide the best solutions and services to you. Welcome to our company visit and discuss business, sincerely hope our professional technology and individual service can win your trust and favor, looking forward to cooperating with friends all over the world, let's do win-win business together!
About Our Factory & Business Background
- Address
- No. 5 Building, 568 Siming East Road, Yinzhou, Ningbo, Zhejiang, China
- Terms of Payment
- LC, T/T, Western Union, D/P, PayPal, Small-amount payment
- International Commercial Terms(Incoterms)
- FOB, CIF, EXW, CFR, DDP, FCA
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- NINGBO,SHANGHAI
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2014-12-08
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- How to handle customs clearance issues?
- We provide: 1. Pre-shipment inspection reports 2.HS code classification assistance 3. Door-to-door shipping solutions with DDP terms
- Can you provide material test reports?
- Yes, we provide SGS/MSDS/ROHS reports upon request. Additional third-party inspections welcome.
- Do you have ready stock for urgent orders?
- Some items we have stock. Pls kindly send us your detail inquiry,we will check if have stock. Express shipping (DHL/UPS/FedEx) available
- What's your policy for late delivery?
- We guarantee 0.5% compensation/day of order value for delays caused by us (max 5%).
- Are you a factory or trading company?
- We are a certified PVC pipes,valves and fittings manufacturer with 12 years' expertise, offering factory-direct prices and strict QC control.
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US$1.20-1.60 / Piece
Product Groups
- PVC Valves
- Industrial Valves
- Plastic Pipes
- PVC Pipe Fittings
- Plastic Pipe Fittings For Chemical Industry
- PP Compression Fittings & PP Clamp Saddle
- HDPE pipes & fittings
- PPR Pipes & Fittings
- Metal Clips & Clamps
- Metal Valves & Fittings for Chemical Industry
- Irrigation Products
- Exhaust Valve/Air Release Valve
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