6061 T6 Aluminum Alloy Tee | ASME B16.9 Equal Tee & Reducing Tee Manufacturer
6061 T6 Aluminum Alloy Tees are lightweight, corrosion-resistant butt weld pipe fittings designed to create branch connections in aluminum piping systems. Manufactured according to ASME B16.9 and ASME SB361 standards, these fittings provide excellent mechanical strength, superior weldability, and long-term corrosion resistance.
6061-T6 aluminum tees are widely used in marine engineering, LNG facilities, cryogenic systems, chemical processing plants, air separation units, food processing equipment, transportation industries, and lightweight industrial piping networks.
We are a professional manufacturer and exporter of aluminum alloy pipe fittings in China, supplying:
- 6061 T6 Equal Tees
- 6061 T6 Reducing Tees
- 6063 T6 Tees
- 5083 Aluminum Tees
- 5086 Aluminum Tees
- Aluminum Elbows
- Aluminum Reducers
- Aluminum Pipe Caps
- Custom Aluminum Butt Weld Fittings
What is a 6061 T6 Aluminum Tee?
A 6061-T6 aluminum tee is a butt weld fitting used to connect a branch pipe to a main pipeline while maintaining flow distribution throughout the system.
Available configurations include:
Equal Tee
All three outlets have the same diameter.
Example:
6" × 6" × 6"
DN150 × DN150 × DN150
Reducing Tee
The branch outlet is smaller than the run pipe.
Example:
6" × 6" × 4"
DN150 × DN150 × DN100
These fittings provide:
- Smooth flow distribution
- Low pressure loss
- Excellent corrosion resistance
- Lightweight construction
- High mechanical strength
Why Choose 6061-T6 Aluminum Alloy?
6061-T6 is one of the most widely used heat-treated aluminum alloys.
The alloy contains:
- Magnesium (Mg)
- Silicon (Si)
as the primary alloying elements.
After solution heat treatment and artificial aging, 6061-T6 offers:
- High strength-to-weight ratio
- Excellent weldability
- Good machinability
- Superior corrosion resistance
- Excellent low-temperature toughness
Compared with steel fittings, 6061-T6 aluminum fittings significantly reduce system weight while maintaining excellent structural performance.
Applicable Standards
6061 aluminum tees can be manufactured according to:
| Standard | Description |
|---|---|
| ASME B16.9 | Factory-Made Butt Weld Pipe Fittings |
| ASME SB361 | Aluminum Alloy Butt Weld Fittings |
| ASTM B361 | Aluminum Alloy Pipe Fittings |
| ASTM B241 | Aluminum Alloy Pipe |
| ASTM B221 | Aluminum Alloy Extrusions |
| ASTM B247 | Aluminum Alloy Forgings |
| MSS SP-43 | Wrought Alloy Fittings |
| DIN 2615 | Tee Fittings |
Available Aluminum Alloy Materials
We manufacture aluminum tees in the following grades:
| Alloy | UNS Number |
|---|---|
| 3003 | A93003 |
| 5052 | A95052 |
| 5083 | A95083 |
| 5086 | A95086 |
| 6061-T6 | A96061 |
| 6063-T6 | A96063 |
| 7075 | A97075 |
Material selection depends on:
- Corrosion resistance requirements
- Marine exposure
- Strength requirements
- Service temperature
- Welding requirements
Chemical Composition of 6061 Aluminum Alloy
| Element | Content (%) |
|---|---|
| Aluminum (Al) | 95.8 – 98.6 |
| Magnesium (Mg) | 0.8 – 1.2 |
| Silicon (Si) | 0.4 – 0.8 |
| Chromium (Cr) | 0.04 – 0.35 |
| Copper (Cu) | 0.15 – 0.40 |
| Iron (Fe) | ≤0.70 |
| Manganese (Mn) | ≤0.15 |
| Titanium (Ti) | ≤0.15 |
| Zinc (Zn) | ≤0.25 |
The magnesium-silicon alloy system provides an excellent combination of strength and corrosion resistance.
Mechanical Properties of 6061-T6 Aluminum Tee
| Property | Typical Value |
|---|---|
| Tensile Strength | ≥310 MPa |
| Yield Strength | ≥276 MPa |
| Elongation | ≥10% |
| Hardness | Approx. 95 HB |
| Density | 2.70 g/cm³ |
| Elastic Modulus | 69 GPa |
These properties make 6061-T6 suitable for pressure piping and structural applications.
Available Types of Aluminum Pipe Fittings
Aluminum Elbows
Available in:
- 45 Degree Elbow
- 90 Degree Elbow
- 180 Degree Elbow
- Long Radius (LR)
- Short Radius (SR)
Aluminum Tees
- Equal Tee
- Reducing Tee
Aluminum Reducers
- Concentric Reducer
- Eccentric Reducer
Other Aluminum Fittings
- Caps
- Crosses
- Stub Ends
- Custom Fabricated Fittings
Available Sizes
Tee Size Range
| NPS | DN |
|---|---|
| 1/2″ | DN15 |
| 3/4″ | DN20 |
| 1″ | DN25 |
| 2″ | DN50 |
| 4″ | DN100 |
| 6″ | DN150 |
| 8″ | DN200 |
| 12″ | DN300 |
| 20″ | DN500 |
Size Range:
- 1/2″ – 24″
- DN15 – DN600
Wall Thickness:
- SCH 10
- SCH 20
- SCH 40
- SCH STD
- SCH 80
- SCH XS
Advantages of 6061 Aluminum Tees
Lightweight
Compared with carbon steel:
- Approximately 65% lighter
- Easier installation
- Lower transportation costs
Excellent Corrosion Resistance
Suitable for:
- Marine environments
- Atmospheric exposure
- Industrial applications
Excellent Weldability
Compatible with:
- TIG Welding
- MIG Welding
Good Machinability
Ideal for:
- CNC machining
- Custom fabrication
Long Service Life
Resistant to:
- Moisture
- Industrial corrosion
- Weather exposure
Marine Applications
6061-T6 aluminum tees are widely used in marine and offshore industries.
Typical applications include:
- Ship piping systems
- Seawater cooling systems
- Ballast systems
- Offshore platforms
- Marine equipment
Benefits include:
- Seawater resistance
- Lightweight construction
- Reduced maintenance requirements
For severe marine exposure, 5083 and 5086 aluminum fittings are also recommended.
Cryogenic & LNG Applications
Unlike many steel materials, 6061-T6 aluminum maintains excellent toughness at low temperatures.
Common applications include:
- LNG terminals
- Air separation units
- Oxygen plants
- Nitrogen systems
- Cryogenic vessels
- Low-temperature process piping
The alloy retains mechanical properties even at extremely low operating temperatures.
Industrial Applications
Chemical Processing
Used in:
- Chemical transfer systems
- Process piping
- Corrosion-resistant equipment
Air Separation Equipment
Applied in:
- Oxygen pipelines
- Nitrogen pipelines
- Cryogenic process systems
Food & Beverage Industry
Used for:
- Hygienic process piping
- Food-grade systems
Transportation Industry
Applied in:
- Rail vehicles
- Aerospace structures
- Automotive systems
Heat Transfer Equipment
Used in:
- Heat exchangers
- Cooling systems
- Intercoolers
Inspection & Testing
All aluminum tees can be supplied with:
- Chemical Analysis
- Mechanical Testing
- PMI Testing
- Visual Inspection
- Dimensional Inspection
Third-party inspection available:
- SGS
Certificates:
- EN10204 3.1
- EN10204 3.2 (upon request)
Packaging
Products are packed in:
- Plywood Cases
- Fumigation-Free Wooden Cases
- Export Pallets
Suitable for international shipment and project deliveries.
How to Order 6061 T6 Aluminum Tee
Product: Equal Tee
Material: Aluminum Alloy 6061-T6
Standard: ASME B16.9
Size: 6″ × 6″ × 6″
Wall Thickness: SCH 40
Ends: Butt Weld (BW)
Quantity: 50 PCS
Certificate: EN10204 3.1
Frequently Asked Questions
What is a 6061-T6 aluminum tee?
A butt weld fitting used to create branch connections in aluminum piping systems.
What is the difference between an equal tee and a reducing tee?
An equal tee has three outlets of the same size, while a reducing tee has a smaller branch outlet.
Is 6061-T6 suitable for marine applications?
Yes. It provides excellent corrosion resistance and is widely used in marine piping systems.
Can 6061 aluminum tees be used in LNG systems?
Yes. The alloy maintains excellent toughness at cryogenic temperatures.
What standards cover aluminum butt weld tees?
ASME B16.9, ASTM B361, and ASME SB361.
Related Products
- 6061 T6 Aluminum Elbow
- 6061 T6 Aluminum Reducer
- 6061 T6 Aluminum Pipe Cap
- 6061 T6 Aluminum Flange
- 5083 Aluminum Tee
- 6063 T6 Aluminum Tee
- ASTM B241 Aluminum Pipe
- Aluminum Alloy Butt Weld Fittings
