Nai-Lok NPT Female 1/8" 1/4 316 High Pressure Natural Gas Non Return Valve Stainless Steel One-Way Instrument Check Valve
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Product Highlights
- High Pressure Rating: Rated up to 3000 psig (207 bar) for demanding applications.
- Superior Corrosion Resistance: Constructed from 316 stainless steel for durability in harsh environments.
- Low Cracking Pressure: Ensures minimal leakage and efficient flow control with options like 1psi.
- Versatile Connections: Available with NAI-LOK tube fittings, NPT threads, and ISO threads.
- 100% Factory Tested: Every unit undergoes visual and functional inspection before shipping.
- Unidirectional Flow: Designed to prevent reverse flow in critical gas and fluid systems.
- Flexible Customization: Offers full, minor, and design-based customization options.
Product Attributes
- Customization
- Available
- Media
- Gas
- Temperature
- High Temperature
- Model NO.
- CV Check Valve
- Material
- Stainless Steel
- Connection Form
- Thread
- Structure
- Check Valve
- Pressure
- High Temperature
- Function
- Flow Control
- Standard
- Standard
- Application
- Gas, Indurstry
- Valve Style
- Non Return Valve
- Body Material
- 316 Stainless Steel
- Working Pressure
- 3000 Psi (207 Bar)
- Application Field
- Gas
- Keywords
- Check Valve
- Craking Pressure
- 1psi, 3 Psi, 5spi
- Poppet
- 316 Stainless Steel
- End Connections
- Nai-Lok Tube Fitting or NPT Thread
- Transport Package
- Box Packing
- Specification
- 1/4''-1''
- Trademark
- NAI-LOK
- Origin
- China
- HS Code
- 8481300000
- Production Capacity
- 1000/Month
- Package Size
- 30.00cm * 25.00cm * 15.00cm
- Package Gross Weight
- 1.000kg
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 Nai-Lok NPT Female 1/8" 1/4 316 High Pressure Natural Gas Non Return Valve Stainless Steel One-Way Instrument Check Valve
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Nai-Lok NPT Female 1/8" 1/4 316 High Pressure Natural Gas Non Return Valve Stainless Steel One-Way Instrument Check Valve -
Nai-Lok NPT Female 1/8" 1/4 316 High Pressure Natural Gas Non Return Valve Stainless Steel One-Way Instrument Check Valve -
Nai-Lok NPT Female 1/8" 1/4 316 High Pressure Natural Gas Non Return Valve Stainless Steel One-Way Instrument Check Valve -
Nai-Lok NPT Female 1/8" 1/4 316 High Pressure Natural Gas Non Return Valve Stainless Steel One-Way Instrument Check Valve -
Nai-Lok NPT Female 1/8" 1/4 316 High Pressure Natural Gas Non Return Valve Stainless Steel One-Way Instrument Check Valve -
Nai-Lok NPT Female 1/8" 1/4 316 High Pressure Natural Gas Non Return Valve Stainless Steel One-Way Instrument Check Valve -
Nai-Lok NPT Female 1/8" 1/4 316 High Pressure Natural Gas Non Return Valve Stainless Steel One-Way Instrument Check Valve
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Product Description
NAI-LOK NPT Female 1/8" 1/4 316 High Pressure Natural Gas Non Return Valve Stainless Steel One-Way Instrument Check Valve
The NAI-LOK NPT Female SS316 High Pressure Instrument Check Valve is designed to allow unidirectional flow and prevent reverse flow in critical gas and fluid systems. Manufactured from high-quality 316 stainless steel, it offers superior corrosion resistance and durability, making it ideal for natural gas, compressed air, hydrogen, and other high-pressure applications.
With precision-engineered internal components, this one-way valve ensures low cracking pressure, minimal leakage, and long service life. The NPT female threaded connections enable easy integration into instrumentation pipelines, ensuring reliable backflow prevention in demanding industrial and laboratory environments.
5. Variety of end connections include NAI-LOK tube fittings, Male/ Female NPT & ISO thread.
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Product Name
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NAI-LOK CV Series Check Valve
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Size
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1/4'',1/2" 3/8'',3/4'',1''
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Material
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stainless steel(316)
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Working Pressure
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3000PSI (207 bar)
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Inlet/ Outlet Size
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1/4'' to 1''
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End Connections
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NAI-LOK tube fitting or NPT thread
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About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI264759". Items marked "
" are certified.
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Company Profile
Established in 2000, NAI-LOK has made a name of itself in the list of top suppliers of in China. We focus on the production, research and development, sales of instrumentation valves and alloy valves. We have more than 20 years of precision valve manufacturing and 10 years of export experience.
Our strict control and management of the entire production process enables us to provide products that meet our customers' requirements for product safety, functionality and design at competitive prices, while ensuring the shortest lead times in the market.
We have the capability to manufacture and supply 4 different product categories, including:
1. General Instrumentation Valves and Fittings
2. High Purity & Ultra High Purity Products- NAI-LOK UHP PRODUCTS, Regulator, Bellows Valve, 3 PC high purity ball valve, Diaphragm Valve, Weld Fitting, Face seal Fitting, Gas Stick.
3. Hose & Tubing
4. Special Alloy Valves, fitting and tubings. Including material S31254 (6 Moly), Alloy 400, HC-276, C22, B3, Alloy 625, Duplex steel 2205 /2507 etc.
We hope there will be opportunities for cooperation.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- 397 Damuqiao Road, Shaxi Town, Taicang City, Suzhou, Jiangsu, China
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Terms of Payment
- LC, T/T
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International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
- Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: one month -
Nearest Port
- Shanghai Port
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Minimum Order Quantity
- 1 Piece
Our Production Capability & Technical Expertise
- Main Products
- Gas Delivery System, Ball Valve, Pressure Regulator, Alloy Valve, 2/3/5 Valve Manifold, Instrumentation Ball Valves, Sample Cylinder, Pipe & Tube Fittings, Needle Valve, Hose & Tubing
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Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
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Inspection Method for Finished Products
- Have instructions and uniformly followed
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Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
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Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
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Repeat Buyers Choice
- 50%~80%
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015, ISO14001
FAQ
- What is the maximum working pressure?
- The valve supports a working pressure up to 3000 PSI (207 bar).
- What material is the valve body made of?
- The body is made of high-quality 316 stainless steel.
- What are the available connection types?
- End connections include NAI-LOK tube fittings, Male/Female NPT, and ISO threads.
- Is the product customizable?
- Yes, we offer full customization, minor customization, and options based on samples or designs.
- What is the minimum order quantity?
- The minimum order quantity is 1 piece.
- How long does it take to deliver?
- Lead time is within 15 workdays during peak season and one month during off-season.
- Is the valve tested before shipment?
- Yes, 100% of finished products undergo visual and functional inspection.
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