Thick Steel Conduit Thread (CTG)
Thick Steel Conduit Thread Profile
- Thread form angle : 55°
- P : Pitch
- n : TPI
- H : Height of fundamental triangle
- h : Height of thread
- D : Major diameter of internal thread
- D1 : Minor diameter of internal thread
- D2 : Pitch diameter of internal thread
- d : Major diameter of external thread
- d1 : Minor diameter of external thread
- d2 : Pitch diameter of external thread
Thick Steel Conduit Thread Tolerance
- T : Tolerance
- TD1, TD2 : Tolerance for D1, D2
- Td1, Td2 : Tolerance for d1, d2
- ES : Upper deviation of internal thread
- es : Upper deviation of external thread
- EI : Lower deviation of internal thread
- ei : Lower deviation of external thread
- G : tolerance positions for lower deviation of internal thread
- h : tolerance positions for upper deviation of external thread
CTG thread has no specified tolerance class.
Thick Steel Conduit Thread Dimension
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Number of threads per inch (TPI) :
n =
0.000
mm
Pitch :
P =
0.000
mm
Height of fundamental triangle :
H =
0.000
mm
Height of thread :
h =
0.000
mm
Major diameter (mm)
0.000
0.000
0.000
=
invalid size
Minor diameter (mm)
0.000
0.000
0.000
=
invalid size
Pitch diameter (mm)
0.000
0.000
0.000
=
invalid size
For not specified tolerance, we use the pitch tolerance to calculate the average value.
Standard Thick Steel Conduit Thread
| Size | TPI |
|---|---|
| CTG 16 | 14 |
| CTG 22 | 14 |
| CTG 28 | 11 |
| CTG 36 | 11 |
| CTG 42 | 11 |
| CTG 54 | 11 |
| CTG 70 | 11 |
| CTG 82 | 11 |
| CTG 92 | 11 |
| CTG 104 | 11 |
Related topic
How to create a parallel thread profile with CAD software
How to create a 3D model of parallel thread in 3D CAD software