Nai-Lok Ep Grade High Pressure Pneumatic Actuating Operation Bellows Valve
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Product Highlights
- High Pressure Capability: Operating pressure up to 2900 psig (20.5 bar) for demanding applications.
- Helium Leak Tested: All valves undergo rigorous helium leak testing to ensure zero leakage.
- Ultra-Pure Material: Constructed from 316L Stainless Steel for flammable or toxic fluid lines.
- EP Grade Certification: Meets strict cleanliness requirements for semiconductor and pharmaceutical industries.
- Flexible Customization: Offers minor, full, and design-based customization options for specific needs.
- Compact Actuator Design: Simplified design ensures a compact footprint for space-constrained installations.
- Corrosion Resistant Alloy: Diaphragm made of Nickel-cobalt alloy for superior corrosion resistance.
- 100% Quality Inspection: Every finished product undergoes visual and functional inspection before shipment.
Product Attributes
- Customization
- Available
- Media
- Gas
- Certification
- CE
- Model NO.
- GV
- Temperature
- Ordinary Temperature
- Connection
- Thread
- Valve Seat
- Single-Seat
- Structure
- Diaphragm
- Material
- Stainless Steel
- Application
- Semiconductor Industrial
- Pressure
- High Pressure/ Low Pressure
- Body
- SS316 Alloy C276
- Grade
- Ep Grade
- Transport Package
- Standard
- Specification
- 1/4" FNPT
- Trademark
- NAI LOK
- Origin
- Shanghai
- Production Capacity
- 1000
- Package Size
- 65.00cm * 45.00cm * 45.00cm
- Package Gross Weight
- 22.000kg
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 Ep Grade High Pressure Pneumatic Actuating Operation Bellows Valve
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Product Description
Established in 2000, NAI-LOK specializes in the R&D, manufacturing and sales of instrumentation valves, nickel-based alloy valve and fittings,high-precision tubing components. With years of development, we have established a mature production system and quality control processes to provide customers with safe, reliable and stable performance solutions.
Our Advantages
Stringent Quality Control: Full-process quality management from raw materials to finished productsTechnical Expertise: Professional R&D team capable of custom solutions
Proven Experience: Products widely used in oil & gas, chemical, power and semiconductor industries
Product Lines
Instrumentation Valves & FittingsFor various industrial fluid control systems
High-Purity Products(EP valves,EP fittings, Ep tubings)-Meets strict cleanliness requirements for semiconductor and pharmaceutical applications
Special Alloy Valves and fittings (manufactured with corrosion-resistant alloy materials)
Precision Tubing (Including special alloy tubing and semiconductor-grade tubing)
The simplified actuator design makes it more compact
Excellent finish level of wetted areas with NAI-LOK'S own electro polish precess
Specification 316L SS material for ultra-pure,flammable,or toxic fluid lines in semiconductor manufacturing equipment and facilities.
All valves are helium leak tested.
| Body Material: | 316L Stainless Steel |
| Port Type: | Face seal female Face seal male Tube weld stub available |
| Size: | 1/4 in. |
| Operating Pressure: | 2900psig (20.5bar) |
| Diaphragm | Nickel-cobalt alloy |
| Actuator Configuration | NO=Normal Open NC=Normal Close |
| Series | UDB-P Series |



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.
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
-
Terms of Payment
- LC, T/T
-
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
-
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
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
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
-
Repeat Buyers Choice
- 50%~80%
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015, ISO14001
FAQ
- What is the operating pressure range?
- The valve supports an operating pressure of up to 2900 psig (20.5 bar).
- Is the valve suitable for semiconductor applications?
- Yes, it is an EP Grade valve designed for ultra-pure, flammable, or toxic fluid lines in semiconductor manufacturing.
- What material is used for the valve body?
- The body is made of 316L Stainless Steel to ensure high purity and corrosion resistance.
- Does the valve come with customization options?
- Yes, we offer flexible customization including minor, full, and design-based customization from samples.
- How is the lead time for orders?
- The average lead time is within 15 workdays for both peak and off-peak seasons.
- What certification does the product hold?
- The product holds CE certification and meets EP Grade cleanliness standards.
- What is the actuator configuration?
- The actuator configuration is available in Normal Open (NO) and Normal Close (NC) options.
- Are the valves tested for leaks?
- Yes, all valves are helium leak tested to ensure absolute integrity.
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