China Equal and Reducing Steel Pipe Tee Suppliers | Quality Factory Manufacturing for Reliable Pipeline Solutions
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 Schedules:
SCH10 | SCH20 | SCH30 | STD | SCH40 | SCH60 | XS | SCH80 | SCH100 | SCH120 | SCH140 | SCH160 | XXS | SCH5S | SCH20S | SCH40S | SCH80S
SCH10 | SCH20 | SCH30 | STD | SCH40 | SCH60 | XS | SCH80 | SCH100 | SCH120 | SCH140 | SCH160 | XXS | SCH5S | SCH20S | SCH40S | SCH80S
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
- Plain Ends: For socket weld connections
- Beveled Ends: For butt weld connections
- Threaded Ends: For screwed connections
Surface Finishes
- Shot blasted
- Rust-proof black oil coating
- Galvanized (electro or hot-dip)
- 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
An Equal Tee has all three openings of the same diameter, making it suitable for applications where flow rates are equal across all branches. A Reducing Tee has a branch outlet with a smaller diameter than the main run, allowing it to connect smaller branch lines to larger main pipelines without additional reducers.
Pipe tees are available in a wide range of materials including 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. The material selection depends on the application, pressure rating, and fluid compatibility requirements.
Pipe tees are available in several connection types: Butt Weld (ends beveled for direct welding), Socket Weld (pipe inserts into a socket and is fillet welded, ideal for small diameter high-pressure applications), and Threaded (NPT or BSPT threads for sizes ⅛" to 4"). Each type offers different installation advantages depending on the operating conditions.
Pipe tees are available in a comprehensive range of wall thickness schedules to meet various pressure and application requirements, including SCH10, SCH20, SCH30, STD, SCH40, SCH60, XS, SCH80, SCH100, SCH120, SCH140, SCH160, XXS, SCH5S, SCH20S, SCH40S, and SCH80S. The appropriate schedule should be selected based on system pressure, temperature, and fluid type.
Pipe tees can be supplied with various surface finishes to enhance corrosion resistance and durability, including shot blasted, rust-proof black oil coating, galvanized (both electro and hot-dip), and epoxy coating. The choice of finish depends on the environmental conditions and the level of corrosion protection required.
Pipe tees are widely used across many industries including Oil & Gas (pipeline networks and refineries), Chemical & Petrochemical (process piping), Power Plants (steam and cooling water lines), Shipbuilding (marine piping systems), Water Treatment (distribution networks), Construction (plumbing and HVAC systems), and Food & Pharmaceutical (sanitary processing lines).