Nai-Lok Union Cross 1/2 3/8 Stainless Steel Tube Fittings Compression Male Connector
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Product Highlights
- Wide Material Selection: Stainless Steel 316, Duplex, Super Duplex, Alloy 625, and other special alloys available.
- High Pressure Rating: Standard stainless steel body supports pressure up to 10,000 psig.
- Flexible Customization: Customization from samples, designs, or full customization with flexible options.
- 100% Factory Tested: Every fitting undergoes 100% visual and function inspection before shipment.
- Broad Industry Application: Suitable for oil & gas, chemical, pharmaceutical, power plants, and semiconductor industries.
- Extensive Size Range: Available in sizes from 1/16 to 2 inches (3mm to 32mm) with various thread types.
- 20+ Years Experience: Established in 2000 with over 20 years of precision valve manufacturing expertise.
- Low MOQ: Minimum Order Quantity is just 1 piece, supporting small batch needs.
Product Attributes
- Customization
- Available
- After-sales Service
- Standard
- Warranty
- Standard
- Model NO.
- Tube fittings
- Connection
- Press Connection
- Shape
- Reducing
- Head Code
- Hexagon
- Angle
- 90 Degree
- Wall Thickness
- Sch5s
- Material
- Stainless Steel
- Technics
- Forged
- Certification
- JIS
- Color
- Silver
- Pressure
- 6000 Psi
- Fitting Type
- Union Elbow Tee Cross Male Connector
- Size
- 1/8"-2"
- Body
- Staingless Steel 316 / Alloy
- Application
- Oil and Gas
- Transport Package
- Standard Case
- Specification
- 1/2"-1"
- Trademark
- NAI LOK
- Origin
- China
- HS Code
- 7307290000
- Production Capacity
- 10000
- Package Size
- 30.00cm * 30.00cm * 30.00cm
- Package Gross Weight
- 20.000kg
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 Union Cross 1/2 3/8 Stainless Steel Tube Fittings Compression Male Connector
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Product Description
NAI-LOK Inconel® Alloy 625 1/4 1/2 1/4 Double ferrule Tube OD NPT Fittings Union Tee Connector for Tube SS316 Ferrule Tube Od NPT Male Female Union Tee Connector Tube Fitting
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 industrial valves.We have more than 20 years of precision valve manufacturing and 10 years of export experience.
We have the capability to manufacture and supply 4 different product categories, including:
1.General Instrumentation Valves and Fittings
2. Hose & Tubing
3. Special Alloy Valves
Instrument Types Stainless Steel fittings
NAI-LOK HASTELLOY®, Inconel®, titanium, nickel alloys, INCOLOY®, MONEL®, super duplex,
Product Description:
1.Press up to 10,000psig for standard stainless steel body
2.NAILOK Fitting type:
Union,Elbow,Tee,Male connector,Weld connector,Reducer,Plug,Cap etc.
3.Size: 1/8 to 2 inch, 3mm to 25mm
4.100% factory tested
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.
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Product Name
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Alloy 625Stainless Steel Compression Tube Fittings-Bulkhead Union, Male Connector (3/8" MNPT BSPT),union, union tee, union elbow,male adapter,bulkhead union, female connector,union cross,plug,cap,
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Size
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1/16"-2"; 3mm-32mm
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Material
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Stainless Steel 316 (Super Duplex 2507 / S2507 / S2205 / 254smo 6Mo options available) Alloy 625 / B3 / HC22 / HC276
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Thread
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NPT, METRIC , BSPP BSPT SAE etc or as per customer's request.
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Pressure
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6000PSI
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Note
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Standard or Non-standard as per sample or drawing are all available.
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| Stainless Steel 316 | Excellent corrosion resistance for general industrial applications. |
| Duplex & Super Duplex Steel (UNS S31803, S32750, S32760) | High strength and chloride resistance, ideal for offshore and chemical processing. |
| 6 Mo (UNS S31254, N08367) | Superior pitting and crevice corrosion resistance for aggressive media. |
| Special Alloys (Hastelloy®, Inconel®, Monel®, Titanium) | For extreme temperatures, acids, and oxidizing environments. |
Applications & Industries:
| Industry | Application Examples |
|---|---|
| Oil & Gas | Offshore pipelines, subsea components |
| Chemical | Acid processing, reactor systems |
| Pharmaceutical | CIP/SIP systems, high-purity tubing |
| Desalination | Seawater handling, brine heaters |
| Power Plants | FGD systems, condenser tubes |


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
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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
-
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 materials are available for these tube fittings?
- We offer Stainless Steel 316, Duplex & Super Duplex Steel, 6 Mo, Alloy 625, and special alloys like Hastelloy, Inconel, and Monel.
- What is the maximum pressure rating?
- Standard stainless steel bodies can withstand pressure up to 10,000 psig.
- Can I customize the fittings based on my drawings?
- Yes, we support customization from samples, designs, full customization, and minor customization.
- What is the minimum order quantity?
- The minimum order quantity is 1 piece.
- How long is the lead time for production?
- Peak season lead time is within 15 workdays, while off-season lead time is about one month.
- Are the fittings tested before shipping?
- Yes, 100% inspection including visual and function inspection is performed on finished products.
- What payment terms do you accept?
- We accept LC (Letter of Credit) and T/T (Telegraphic Transfer).
- Which industries are these fittings suitable for?
- They are widely used in oil & gas, chemical, pharmaceutical, power plants, semiconductor, and aerospace industries.
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