China Suppliers Factory for Equal and Reducing Steel Pipe Tees - T-Shaped Pipe Fittings for Piping Systems
Type of Tee
| Tee Type | Description | Typical Applications |
| Equal Tee | All three openings have the same diameter | General branching where flow rates are equal |
| Reducing Tee | Branch outlet has smaller diameter than the main run | Connecting smaller branch lines to larger main pipelines |
| Lateral Tee (Y-Tee) | Branch connection at 45° angle (Y-shaped) | Smoother flow transition, less pressure loss |
| Female/Male Tee | Threaded connections on outlets | Easy installation without welding |
Connection Types
| Connection | Description | Size Range |
| Butt Weld | Ends beveled for welding directly to pipe | Seamless: ½" – 24" (DN15 – DN600) / Welded: 4" – 78" (DN150 – DN1900) |
| Socket Weld | Pipe inserts into socket and fillet welded | Small diameter, high-pressure applications |
| Threaded | NPT or BSPT threads for screwing onto pipe | ⅛" – 4" |
| Socket Weld | Pipe inserts into socket and fillet welded | Small diameter, high-pressure applications |
Wall Thickness Schedules
Available in various schedules including:
Materials & Standards
Carbon Steel
ASTM A234 WPB
Stainless Steel
ASTM A403 WP304/WP316
Alloy Steel
ASTM A234 WP11/WP22
Malleable Iron
ASTM A197 for threaded fittings
End Finishes
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Plain Ends: For socket weld connections
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Beveled Ends: For butt weld connections
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Threaded Ends: For screwed connections
Surface Finishes
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Shot blasted
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Rust-proof black oil coating
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Galvanized (electro or hot-dip)
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Epoxy coating
Applications
Oil & Gas Industry
Pipeline networks, refineries, essential for transporting extracted energy resources across vast global distribution channels safely.
Chemical & Petrochemical
Process piping systems, designed specifically to handle volatile substances under high pressure and temperature.
Power Plants
Steam and cooling water lines, critical components that maintain thermal efficiency within large scale energy generation.
Shipbuilding
Marine piping systems, engineered to withstand the corrosive impact of constant exposure to saltwater environments.
Water Treatment
Distribution networks, vital infrastructures that deliver clean drinking water to residential and industrial users.
Construction
Plumbing and HVAC systems, integral building services that ensure proper climate control and sanitation for occupants.
Food & Pharmaceutical
Sanitary processing lines, constructed using specialized materials to meet strict health and hygiene safety standards.
Frequently Asked Questions
1 What is the difference between an Equal Tee and a Reducing Tee?
An Equal Tee has all three openings of the same diameter, making it ideal for branching where flow rates are equal. A Reducing Tee has a branch outlet with a smaller diameter than the main run, allowing smaller branch lines to connect to larger main pipelines without additional reducers.
2 What materials are pipe tees commonly available in?
Pipe tees are available in Carbon Steel (ASTM A234 WPB), Stainless Steel (ASTM A403 WP304/WP316), Alloy Steel (ASTM A234 WP11/WP22), and Malleable Iron (ASTM A197) for threaded fittings. Material selection depends on the operating environment, temperature, and pressure requirements.
3 Which connection type is best for high-pressure applications?
Socket Weld connections are recommended for small diameter, high-pressure applications. Butt Weld connections are preferred for larger diameter pipelines and are available in a wide size range from ½" to 78", offering strong, leak-proof joints suitable for demanding industrial environments.
4 What wall thickness schedules are available for pipe tees?
Pipe tees are available in a comprehensive range of wall thickness schedules including SCH10, SCH20, SCH30, STD, SCH40, SCH60, XS, SCH80, SCH100, SCH120, SCH140, SCH160, XXS, SCH5S, SCH20S, SCH40S, and SCH80S, covering light-duty to extra-heavy-duty applications.
5 What surface finishes are available for pipe tees?
Available surface finishes include shot blasted, rust-proof black oil coating, galvanized (electro or hot-dip), and epoxy coating. The choice of surface finish depends on the installation environment and corrosion protection requirements of the application.
6 In which industries are pipe tees most commonly used?
Pipe tees are widely used across multiple industries including Oil & Gas, Chemical & Petrochemical, Power Plants, Shipbuilding, Water Treatment, Construction (Plumbing & HVAC), and Food & Pharmaceutical processing. Their versatility in connecting and branching pipelines makes them essential components in virtually all fluid-handling systems.