CAESAR II uses the following intersection types:
Type |
B31J Type |
B31.3 Type |
Notes |
Sketch |
---|---|---|---|---|
1 Reinforced |
Reinforced Fabricated Tee Sketch 2.2 |
Reinforced Fabricated Tee |
Used to lower SIFs Not a fitting Modified pipe |
|
2 Fabricated |
Fabricated Tee Sketch 2.3 |
Unreinforced Fabricated Tee |
Routine intersection Not a fitting Modified pipe Usually the cheapest |
|
3 Welding |
Welding Tee Sketch 2.1 |
Welding Tee |
Usually size-on-size Governed by B16.9 Usually the lowest SIF Usually expensive |
|
4 Sweepolet |
Welded-in Contour Insert Sketch 2.5 |
Welded-in Contour Insert |
"Sit-in" fitting Forged fittings on a pipe |
|
5 Weldolet |
Integrally Reinforced Branch Welded-on Fitting Sketch 2.6 |
Branch Welded-on Fitting |
"Sit-on" fitting Forged fittings on a pipe |
|
6 Extruded |
Extruded Outlet Sketch 2.4 |
Extruded Welding Tee |
Seldom used Used for thick wall manifolds Extruded from straight pipe |
|