Bellows Valve Vacuum Pressure 375psi Pneumatic Valve High Purity Gas Distribution
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Product Highlights
- Customizable Specifications: Size ranges from 1/2 to 8 inches with 375psi pressure rating and built welding connections.
- High Purity Design: EP valves meet strict cleanliness requirements for semiconductor and pharmaceutical applications.
- Corrosion Resistant Material: Manufactured with stainless steel SS316 and special alloy materials for durability.
- Pressure Balanced Structure: Compact valve body with S-streamline fluid channel ensures small pressure drop and large flow.
- Stringent Quality Control: Full-process quality management from raw materials to finished products with 100% inspection.
- Wide Application Range: Suitable for oil & gas, chemical, power, semiconductor, and industrial water usage.
- Flexible Customization: Supports customization from samples, designs, and minor adjustments for specific needs.
- Proven Manufacturer: Established in 2000 with mature production system and professional R&D team.
Product Attributes
- Customization
- Available
- Media
- Gas
- Driving Mode
- Manual
- Model NO.
- UBYA
- Connection Form
- Welding
- Structure
- Centre Sealing
- Seal Form
- Supercharging Pressured Sealed
- Valve Stem
- Normal
- Work Pressure
- Mid-Pressure (2.5mpa< Pn <6.4mpa)
- Working Temperature
- Medium Temperature (120°C<T<450°C)
- Material of Seal Surface
- PCTFE
- Valve Body
- Forge Welding
- Standard
- Standard
- Application
- Industrial Usage, Water Industrial Usage
- Size
- 1/2" to 8"
- Pressure
- 375psi
- Connection
- built Weld
- Brand
- Nai-Lok
- Original
- China
- Option
- Purge Valve
- Transport Package
- Standard
- Specification
- SS316
- Trademark
- Nai-Lok
- Origin
- China
- 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 Bellows Valve Vacuum Pressure 375psi Pneumatic Valve High Purity Gas Distribution
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Bellows Valve Vacuum Pressure 375psi Pneumatic Valve High Purity Gas Distribution -
Bellows Valve Vacuum Pressure 375psi Pneumatic Valve High Purity Gas Distribution -
Bellows Valve Vacuum Pressure 375psi Pneumatic Valve High Purity Gas Distribution -
Bellows Valve Vacuum Pressure 375psi Pneumatic Valve High Purity Gas Distribution -
Bellows Valve Vacuum Pressure 375psi Pneumatic Valve High Purity Gas Distribution -
Bellows Valve Vacuum Pressure 375psi Pneumatic Valve High Purity Gas Distribution -
Bellows Valve Vacuum Pressure 375psi Pneumatic Valve High Purity Gas Distribution
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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 & Fittings
For 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)
DN15-DN250 PN40 Special Alloy Y Type Bellow Valve Stainless steel SS316 bellows valve
Bellows valve is a pressure balanced regulating valve with compact valve body, S-streamline fluid channel,
small pressure drop loss, large flow and wide adjustable range.
| SIZE | A | B | C | D | E | F | ||||||||||||||||||||||||||||||||||||||||||||
| UBY 1/2° | Ø.500(12.7mm) | .049(1.2mm) | .710(18.03mm) | 4.04(102.6mm) | 11.41(289.8mm) | 4.14Open(105.2mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY3/4° | Ø.750(19.05mm) | .065(1.65mm) | .710(18.03mm) | 3.04(77.2mm) | 9.41(239.0mm) | 4.14Open(105.2mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY1" | Ø1.000(25.4mm) | .065(1.65mm) | .710(18.03mm) | 3.04(77.2mm) | 9.41(239.0mm) | 4.14 Open(105.2mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY 15A | Ø.850(21.6mm) | .065(1.65mm) | .710(18.03mm) | 3.04(77.2mm) | 9.41(239.0mm) | 4.14Open(105.2mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY 20A | Ø1.070(27.2mm) | .065(1.65mm) | .710(18.03mm) | 3.04(77.2mm) | 9.41(239.0mm) | 4.14 Open(105.2mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY 25A | Q1.340(34.0mm) | .065(1.65mm) | .710(18.03mm) | 3.04(77.2mm) | 9.41(239.0mm) | 4.14 Open(105.2mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY 1.5° | Ø1.500[38.1mm] | .065(1.65mm) | 1.13(28.7mm) | 3.06(77.7mm) | 11.21(284.7mm) | 7.32 Open(185.8mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY 2" | 2.000(50.8mm) | .065(1.65mm) | 1.13(28.7mm) | 3.98(101.1mm) | 13.21(335.5mm) | 7.32 Open(185.8mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY 32A | Ø1.680(42.7mm) | .065(1.65mm) | 1.13(28.7mm) | 2.98(75.7mm) | 11.21(284.7mm) | 7.32 Open(185.8mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY 40A | Ø1.910(48.5mm) | .065(1.65mm) | 1.13(28.7mm) | 3.98(101.1mm) | 13.21(335.5mm) | 7.32Open(185.8mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY50A | 2.380(60.4mm) | .065(1.65mm) | 1.13(28.7mm) | 4.06(103.1mm) | 13.21(335.5mm) | 7.32 Open(185.8mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY3" | Q3.000(76.2mm) | .065(1.65mm) | 2.13(54.1mm) | 4.08(103.6mm) | 16.67(423.4mm) | 14.46 Open(367.3mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY4" | Ø4.000(101.6mm) | .083(2.11mm) | 2.13(54.1mm) | 4.08(103.6mm) | 16.67(423.4mm) | 14.46Open(367.3mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY65A | Q3.004(76.3mm) | .083(2.11mm) | 2.13(54.1mm) | 4.08(103.6mm) | 16.67(423.4mm) | 14.46 Open(367.3mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY 80A | 3.508(89.11mm) | .083(2.11mm) | 2.13(54.1mm) | 4.08(103.6mm) | 16.67(423.4mm) | 14.46 Open(367.3mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY 100A | 4.500(114.3mm) | .083(2.11mm) | 2.13(54.1mm) | 4.21(106.9mm) | 16.67(423.4mm) | 14.46Open(367.3mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY 6" | Q6.000(152.4mm) | .109(2.77mm) | 3.30(83.8mm) | 4.11(104.4mm) | 21.38(543.1mm) | 23.51 Open(597.2mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY 8" | Ø9.000(203.2mm) | .110(2.79mm) | 3.30(83.8mm) | 9.95(252.7mm) | 33.06(839.7mm) | 23.51 Open(597.2mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY 125A | Q5.504(139.8mm) | .110(2.79mm) | 3.30(83.8mm) | 4.11(104.4mm) | 21.38(543.1mm) | 23.51 Open(597.2mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY 150A | 6.504(165.2mm) | .110(2.79mm) | 3.30(83.8mm) | 4.11(104.4mm) | 21.38(543.1mm) | 23.51 Open(597.2mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY 200A | Ø8.516(216.3mm) | .110(2.79mm) | 3.30(83.8mm) | 9.95(252.7mm) | 33.06(839.7mm) | 23.51 Open(597.2mm) | ||||||||||||||||||||||||||||||||||||||||||||
| UBY 250A | Ø10.530(267.5mm) | .130(4.00mm) | 3.30(83.8mm) | 9.95(252.7mm) | 33.06(839.7mm) | 23.51 Open(597.2mm) | ||||||||||||||||||||||||||||||||||||||||||||
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
-
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 available size range for the bellows valve?
- The bellows valve is available in sizes ranging from 1/2 inch to 8 inches, covering DN15 to DN250.
- What materials are used for the valve body and seal?
- The valve body is made of stainless steel SS316, and the seal surface material is PCTFE.
- Is customization available for this product?
- Yes, we offer full customization, minor customization, and flexible options based on samples or designs.
- What is the minimum order quantity (MOQ)?
- The minimum order quantity is 1 piece.
- What are the payment terms?
- We accept LC (Letter of Credit) and T/T (Telegraphic Transfer) as payment terms.
- What is the lead time for production?
- Peak season lead time is within 15 workdays, while off-season lead time is one month.
- What certifications does the company hold?
- The company holds ISO9001:2015 and ISO14001 management system certifications.
- What is the working pressure range?
- The valve is designed for mid-pressure applications, specifically between 2.5mpa and 6.4mpa.
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US$425.00-580.00 / Piece
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