Nai-Lok Ultra High Purity Fittings SS316L 90° Welded Elbow Connector ASTM Bpe Standard for Biopharma Systems
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Product Highlights
- Ultra High Purity Material: Constructed from SS316L stainless steel with low sulfur content for minimal contamination.
- ASTM BPE Standard Compliance: Manufactured to ASTM BPE standards ensuring smooth, crevice-free flow paths.
- High Pressure Capability: Rated for up to 3000 psig working pressure suitable for high purity systems.
- Full Customization Options: Offers flexible, minor, and full customization including designs and samples.
- 100% Factory Testing: Every unit undergoes visual and functional inspection before shipment.
- ISO 9001 Certified: Certified ISO 9001:2015 with Material Test Report (MTR) available.
Product Attributes
- Customization
- Available
- After-sales Service
- Standard
- Warranty
- Standard
- Model NO.
- UHP Fittings
- Connection
- Welding
- Shape
- Equal
- Head Code
- Round
- Angle
- 90 Degree
- Material
- Stainless Steel
- Technics
- Forged
- Certification
- ASME
- Color
- Silver
- Application
- Hydraulic System, Water. Gas, Indurstry
- Certificate
- ISO9001
- OEM Service
- Available
- Size
- 1/4-6 Inch
- Province
- Shanghai
- MOQ
- 20
- Working Pressure
- 3000 Psi
- Keywords
- SS316 Butt Welded Pipe Fittings
- Transport Package
- Box Packing, Carton Box, Wooden Case
- Specification
- 1/4''-6''
- Trademark
- NAI-LOK
- Origin
- China
- HS Code
- 7307290000
- Production Capacity
- 10000/Month
- Package Size
- 30.00cm * 20.00cm * 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.
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Product Description
NAI-LOK Ultra High Purity Fittings SS316L 90° Welded Elbow Connector | ASTM BPE Standard for Biopharma Systems
Tube Fittings
A fitting or adapter is used in semi-conductor industry, aero-space industry, solar power battery, petroleum and petrochemical industry, power energy, bio-pharmaceuticals industry and vacuum system, etc. we will keep moving and making unceasing progress in the high-tech flow control field and serve the customers sincerely.
Instrument Types Stainless Steel fittingsProduct Description:
1.Press up to 3000psig for standard stainless steel body
2.Temperature for PTFE packing from -65°F to 450°F (-54°C to 232°C)
Temperature for Grafoil packing from -65°F to 1200°F (-54°C to 649°C)
3.Packing below stem thread isolates the thread lubricant from the media
4.Back seating design protects the packing in fully open position
5.Non-rotating stem tip
6.100% factory tested
NAI-LOK BA/EP Grade SS316L Elbow Fittings is designed for ultra high purity gas and fluid systems where cleanliness and corrosion resistance are critical. Manufactured to ASTM BPE standards and finished with BA (Bright Annealed) or EP (Electropolished) internal surface treatment, this elbow fitting ensures a smooth, crevice-free flow path ideal for sensitive applications in semiconductor, biopharmaceutical, and high-purity gas industries.
The 90-degree elbow provides directional change while maintaining a secure, permanent welded connection. It is fabricated from 316L stainless steel with low sulfur content for excellent weldability and minimal contamination risk.
| Item | Details |
|---|---|
| Product Name | 90° Elbow Weld Fitting |
| Brand | NAI-LOK |
| Material | Stainless Steel 316L |
| Outer Diameter (OD) | 1/4"-6" |
| Wall Thickness | 0.89mm ~ 2.11mm (per size) |
| Surface Finish | BA (Bright Annealed) / EP (Electropolished) |
| Surface Roughness (Ra) | ≤ 0.25 μm (EP), ≤ 0.8 μm (BA) |
| Standard | ASTM BPE, ASME B16.9 |
| Type | 90 Degree Long Radius Elbow |
| End Type | Butt Weld |
| Pressure Rating | Suitable for high purity vacuum or low-pressure systems |
| Operating Temperature | -196°C to +450°C |
| Cleaning Standard | UHP Cleaned & Capped |
| Certification | ISO 9001:2015, Material Test Report (MTR) available |
| Application Industries | Semiconductor, Biopharma, Cleanroom, Food & Beverage |

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 material is used for these fittings?
- The fittings are made from SS316L stainless steel with low sulfur content to ensure excellent weldability and minimal contamination risk.
- What is the maximum working pressure?
- The standard stainless steel body is rated for up to 3000 psig, suitable for high purity vacuum or low-pressure systems.
- Can the fittings be customized?
- Yes, we provide flexible customization options including minor customization, full customization, and customization from designs or samples.
- What standards do these fittings meet?
- The fittings are manufactured to ASTM BPE standards and ASME B16.9 standards, with ISO 9001:2015 certification.
- What is the lead time for orders?
- The average lead time is within 15 workdays for both peak and off-peak seasons.
- Are these fittings suitable for biopharma applications?
- Yes, they are designed for ultra high purity gas and fluid systems, ideal for semiconductor, biopharmaceutical, and cleanroom industries.
- What is the MOQ for this product?
- The minimum order quantity (MOQ) is 20 units.
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