Pipe Tees – Specifications, Types & Industrial Application
1. Product Definition
A pipe tee is a T-shaped piping fitting used to split or combine fluid flow, enabling three-way pipeline branching.
2. Main Categories
- Equal Tee / Straight Tee（等径三通）Three ends share identical nominal diameter for uniform branch connection.
- Reducing Tee / Reduced Tee（异径三通）Main run larger, branch outlet smaller, for size-variant pipeline diversion.
3. Production Standards
- ASME B16.9（对焊三通，美标）
- EN 10253（欧标）
- GB/T 12459、GB/T 13401（国标无缝 / 焊制三通）
- MSS SP-75
4. Raw Materials
- Carbon Steel: A234 WPB, P245GH, Q235B
- Stainless Steel: A403 WP304, WP316L
- Alloy Steel: A234 WP11, WP22
5. Size & Connection
- Size Range: ½”～48″ / DN15～DN1200
- End Form: Butt Weld (BW), Socket Weld (SW), NPT/BSP Threaded
- Pressure Rating: Class150～Class2500 / PN6～PN160
6. Application Fields
Petrochemical, natural gas, water treatment, power plant, HVAC, chemical & pharmaceutical piping systems.
We supply standard & custom machined pipe tees as per drawings, OEM customization is welcome.