Steel Tee
What is Steel Tee?
Steel Tee fittings are pipe connectors that facilitate the piping system’s splitting, combining, or redirection of flow. They feature three connection points: one inlet and two outlets (or vice versa). These outlets are typically positioned at a 90-degree angle to the main line.
Tee fittings are classified into two primary types:
Equal Tee: All three branches have the same diameter.
Reducing Tee: One branch has a smaller diameter than the other two.
Stainless Steel Tee Fittings
Stainless Steel Tee fittings are crafted from high-grade stainless steel alloys, primarily composed of iron, chromium (minimum 10.5%), and varying amounts of nickel, molybdenum, and other elements. The chromium content provides corrosion resistance, while nickel enhances strength and ductility.
Advantages
- Corrosion Resistance: Ideal for harsh environments, including marine and chemical industries.
- Temperature Tolerance: Can withstand both high and low temperatures.
- Aesthetic Appeal: Retains a polished appearance over time.
- Longevity: Exceptional durability ensures a long service life.
- Hygienic Properties: Suitable for food and pharmaceutical industries due to ease of cleaning and non-reactivity.
Applications
- Chemical Processing: Resistant to corrosive chemicals.
- Food and Beverage Industry: Hygienic and non-contaminating.
- Oil and Gas: Handles high-pressure and high-temperature environments.
- Water Treatment Plants: Prevents corrosion in water systems.
- Construction: Used in architectural structures for durability and aesthetics.
Carbon Steel Tee Fittings
Carbon Steel Tee fittings are mainly iron and carbon, with trace amounts of manganese, silicon, and copper. Unlike stainless steel, carbon steel lacks significant amounts of chromium and nickel, which results in lower corrosion resistance but higher strength and toughness.
Advantages
- Cost-Effectiveness: Generally more affordable than stainless steel.
- High Strength: Excellent tensile strength for heavy-duty applications.
- Weldability: Easy to weld and fabricate.
- Pressure Resistance: Handles high-pressure environments effectively.
Applications
- Oil and Gas Pipelines: Ideal for high-pressure systems.
- Power Plants: Used in steam and cooling systems.
- Shipbuilding: Provides strength and durability.
- Industrial Equipment: Used in machinery and structural components.
- Water Distribution Systems: Suitable for non-corrosive water applications.
Tee Dimensions
Straight / Equal Tee Dimensions Chart (in lbs)
| NOMINAL PIPE SIZE | OUTSIDE DIAMETER | CENTER TO END | LENGTH |
|---|---|---|---|
| Inch. | OD | C | M |
| 1/2 | 21.3 | 25 | 25 |
| 3/4 | 26.7 | 29 | 29 |
| 1 | 33.4 | 38 | 38 |
| 1 1/4 | 42.2 | 48 | 48 |
| 1 1/2 | 48.3 | 57 | 57 |
| 2 | 60.3 | 64 | 64 |
| 2 1/2 | 73 | 76 | 76 |
| 3 | 88.9 | 86 | 86 |
| 3 1/2 | 101.6 | 95 | 95 |
| 4 | 114.3 | 105 | 105 |
| 5 | 141.3 | 124 | 124 |
| 6 | 168.3 | 143 | 143 |
| 8 | 219.1 | 178 | 178 |
| 10 | 273.1 | 216 | 216 |
| 12 | 323.9 | 254 | 254 |
| 14 | 355.6 | 279 | 279 |
| 16 | 406.4 | 305 | 305 |
| 18 | 457.2 | 343 | 343 |
| 20 | 508 | 381 | 381 |
| 22 | 559 | 419 | 419 |
| 24 | 610 | 432 | 432 |
| 26 | 660 | 495 | 495 |
| 28 | 711 | 521 | 521 |
| 30 | 762 | 559 | 559 |
| 32 | 813 | 597 | 597 |
| 34 | 864 | 635 | 635 |
| 36 | 914 | 673 | 673 |
| 38 | 965 | 711 | 711 |
| 40 | 1016 | 749 | 749 |
| 42 | 1067 | 762 | 711 |
| 44 | 1118 | 813 | 762 |
| 46 | 1168 | 851 | 800 |
| 48 | 1219 | 889 | 838 |
Reducing Tee Dimensions Chart (in lbs)
| NOMINAL PIPE SIZE | OUTSIDE DIAMETER | CENTER TO END | ||
|---|---|---|---|---|
| Inch | D | P | C | M |
| 1/2 x 3/8 | 21.3 | 17.1 | 25 | 25 |
| 1/2 x 1/4 | 21.3 | 13.7 | 25 | 25 |
| 3/4 x 1/2 | 26.7 | 21.3 | 29 | 29 |
| 3/4 x 3/8 | 26.7 | 17.1 | 29 | 29 |
| 1 x 3/4 | 33.4 | 26.7 | 38 | 38 |
| 1 x 1/2 | 33.4 | 21.3 | 38 | 38 |
| 1 1/4 x 1 | 42.2 | 33.4 | 48 | 48 |
| 1 1/4 x 3/4 | 42.2 | 26.7 | 48 | 48 |
| 1 1/4 x 1/2 | 42.2 | 21.3 | 48 | 48 |
| 1 1/2 x 1 1/2 | 48.3 | 42.2 | 57 | 57 |
| 1 1/2 x 1 | 48.3 | 33.4 | 57 | 57 |
| 1 1/2 x 3/4 | 48.3 | 26.7 | 57 | 57 |
| 1 1/2 x 1/2 | 48.3 | 21.3 | 57 | 57 |
| 2 x 1 1/2 | 60.3 | 48.2 | 64 | 60 |
| 2 x 1 1/4 | 60.3 | 42.2 | 64 | 57 |
| 2 x 1 | 60.3 | 33.4 | 64 | 51 |
| 2 x 3/4 | 60.3 | 26.7 | 64 | 44 |
| 2 1/2 x 2 | 73 | 60.3 | 76 | 70 |
| 2 1/2 x 1 1/2 | 73 | 48.3 | 76 | 67 |
| 2 1/2 x 1 1/4 | 73 | 42.2 | 76 | 64 |
| 2 1/2 x 1 | 73 | 33.4 | 76 | 57 |
| 3 x 2 1/2 | 88.9 | 73 | 86 | 83 |
| 3 x 2 | 88.9 | 60.3 | 86 | 76 |
| 3 x 1 1/2 | 88.9 | 48.3 | 86 | 73 |
| 3 x 1 1/4 | 88.9 | 42.2 | 86 | 70 |
| 3 1/2 x 3 | 101.6 | 88.9 | 95 | 92 |
| 3 1/2 x 21/2 | 101.6 | 73 | 95 | 89 |
| 3 1/2 x 2 | 101.6 | 60.3 | 95 | 83 |
| 3 1/2 x 1 1/2 | 101.6 | 48.3 | 95 | 79 |
| 4 x 3 1/2 | 114.3 | 101.6 | 105 | 102 |
| 4 x 3 | 114.3 | 88.9 | 105 | 98 |
| 4 x 2 1/2 | 114.3 | 73 | 105 | 95 |
| 4 x 2 | 114.3 | 60.3 | 105 | 89 |
| 4 x 1 1/2 | 114.3 | 48.3 | 105 | 86 |
| 5 x 4 | 141.3 | 114.3 | 124 | 117 |
| 5 x 3 1/2 | 141.3 | 101.6 | 124 | 114 |
| 5 x 3 | 141.3 | 88.9 | 124 | 111 |
| 5 x 2 1/2 | 141.3 | 73 | 124 | 108 |
| 5 x 2 | 141.3 | 60.3 | 124 | 105 |
| 6 x 5 | 168.3 | 141.3 | 143 | 137 |
| 6 x 4 | 168.3 | 114.3 | 143 | 130 |
| 6 x 3 1/2 | 168.3 | 101.6 | 143 | 127 |
| 6 x 3 | 168.3 | 88.9 | 143 | 124 |
| 6 x 2 1/2 | 168.3 | 73 | 143 | 121 |
| 8 x 6 | 219.1 | 168.3 | 178 | 168 |
| 8 x 5 | 219.1 | 141.3 | 178 | 162 |
| 8 x 4 | 219.1 | 114.3 | 178 | 156 |
| 8 x 3 1/2 | 219.1 | 101.6 | 178 | 152 |
| 10 x 8 | 273.1 | 219.1 | 216 | 203 |
| 10 x 6 | 273.1 | 168.1 | 216 | 194 |
| 10 x 5 | 273.1 | 141.3 | 216 | 191 |
| 10 x 4 | 273.1 | 114.3 | 216 | 184 |
| 12 x 10 | 323.9 | 273.1 | 254 | 241 |
| 12 x 8 | 323.9 | 219.1 | 254 | 229 |
| 12 x 6 | 323.9 | 168.3 | 254 | 219 |
| 12 x 5 | 323.9 | 141.3 | 254 | 216 |
| 14 x 12 | 355.6 | 323.9 | 279 | 270 |
| 14 x 10 | 355.6 | 273.1 | 279 | 257 |
| 14 x 8 | 355.6 | 219.1 | 279 | 248 |
| 14 x 6 | 355.6 | 168.3 | 279 | 238 |
| 16 x 14 | 406.4 | 355.6 | 305 | 305 |
| 16 x 12 | 406.4 | 323.9 | 305 | 295 |
| 16 x 10 | 406.4 | 273.1 | 305 | 283 |
| 16 x 8 | 406.4 | 219.1 | 305 | 273 |
| 16 x 6 | 406.4 | 168.3 | 305 | 264 |
| 18 x 16 | 457 | 406.4 | 343 | 330 |
| 18 x 14 | 457 | 355.6 | 343 | 330 |
| 18 x 12 | 457 | 323.9 | 343 | 321 |
| 18 x 10 | 457 | 273.1 | 343 | 308 |
| 18 x 8 | 457 | 219.1 | 343 | 298 |
| 20 x 18 | 508 | 457 | 381 | 368 |
| 20 x 16 | 508 | 406.4 | 381 | 356 |
| 20 x 14 | 508 | 355.6 | 381 | 356 |
| 20 x 12 | 508 | 323.9 | 381 | 346 |
| 20 x 10 | 508 | 273.1 | 381 | 333 |
| 20 x 8 | 508 | 219.1 | 381 | 324 |
| 22 x 20 | 559 | 508 | 419 | 406 |
| 22 x 18 | 559 | 457 | 419 | 394 |
| 22 x 16 | 559 | 406.4 | 419 | 381 |
| 22 x 14 | 559 | 355.6 | 419 | 381 |
| 22 x 12 | 559 | 323.9 | 419 | 371 |
| 24 x 10 | 559 | 273.1 | 419 | 359 |
| 24 x 22 | 610 | 559 | 432 | 432 |
| 24 x 20 | 610 | 508 | 432 | 432 |
| 24 x 18 | 610 | 457 | 432 | 419 |
| 24 x 16 | 610 | 406.4 | 432 | 406 |
| 24 x 14 | 610 | 355.6 | 432 | 406 |
| 24 x 12 | 610 | 323.9 | 432 | 397 |
| 24 x 10 | 610 | 273.1 | 432 | 384 |
Tee Weight Chart
Equal Tee Weight Chart (in lbs)
| Nominal Pipe Size (NPS) | Schedule 40 | Schedule 80 | Schedule 160 |
|---|---|---|---|
| 1/2″ | 1.0 | 1.3 | 1.8 |
| 3/4″ | 1.4 | 1.8 | 2.5 |
| 1″ | 1.8 | 2.4 | 3.2 |
| 1 1/4″ | 2.3 | 3.0 | 4.0 |
| 1 1/2″ | 3.0 | 4.1 | 5.5 |
| 2″ | 4.2 | 6.2 | 8.3 |
| 2 1/2″ | 6.7 | 9.8 | 13.0 |
| 3″ | 9.4 | 14.1 | 18.7 |
| 4″ | 14.5 | 21.6 | 28.8 |
| 5″ | 19.0 | 28.3 | 37.7 |
| 6″ | 24.0 | 36.0 | 48.0 |
| 8″ | 34.0 | 51.0 | 68.0 |
| 10″ | 47.5 | 71.0 | 94.0 |
| 12″ | 60.0 | 90.0 | 120.0 |
| 14″ | 75.0 | 112.0 | 150.0 |
| 16″ | 94.0 | 141.0 | 188.0 |
| 18″ | 114.0 | 171.0 | 228.0 |
| 20″ | 134.0 | 201.0 | 268.0 |
| 24″ | 170.0 | 255.0 | 340.0 |
| 30″ | 255.0 | 382.5 | 510.0 |
| 36″ | 335.0 | 502.5 | 670.0 |
| 42″ | 420.0 | 630.0 | 840.0 |
| 48″ | 510.0 | 765.0 | 1020.0 |
Reducing Tee Weight Chart (in lbs)
| Run x Branch | Schedule 40 (lbs) | Schedule 80 (lbs) | Schedule 160 (lbs) |
|---|---|---|---|
| 1/2″ x 3/8″ | 0.3 | 0.4 | 0.6 |
| 3/4″ x 1/2″ | 0.6 | 0.9 | 1.2 |
| 1″ x 3/4″ | 0.8 | 1.2 | 1.6 |
| 1 1/4″ x 1″ | 1.0 | 1.5 | 2.0 |
| 1 1/2″ x 1″ | 1.2 | 1.8 | 2.5 |
| 2″ x 1 1/2″ | 1.8 | 2.7 | 3.6 |
| 2 1/2″ x 2″ | 2.5 | 3.8 | 5.1 |
| 3″ x 2″ | 3.5 | 5.3 | 7.0 |
| 3″ x 2 1/2″ | 3.8 | 5.7 | 7.6 |
| 4″ x 3″ | 5.5 | 8.3 | 11.0 |
| 5″ x 4″ | 7.3 | 10.9 | 14.4 |
| 6″ x 4″ | 9.5 | 14.2 | 18.9 |
| 6″ x 5″ | 10.1 | 15.1 | 20.2 |
| 8″ x 6″ | 15.5 | 23.3 | 31.1 |
| 10″ x 8″ | 21.0 | 31.5 | 42.0 |
| 12″ x 10″ | 28.0 | 42.0 | 56.0 |
| 14″ x 12″ | 36.0 | 54.0 | 72.0 |
| 16″ x 12″ | 44.0 | 66.0 | 88.0 |
| 18″ x 16″ | 56.0 | 84.0 | 112.0 |
| 20″ x 16″ | 68.0 | 102.0 | 136.0 |
| 24″ x 20″ | 96.0 | 144.0 | 192.0 |
| 24″ x 10″ | 80.0 | 120.0 | 160.0 |
Applications
- Oil and Gas Pipelines
- Water Treatment Plants
- Petrochemical
- Construction
- Pressure Vessels
- Phosphate Mining
