Pipe elbow 180° ⌀OD: 20 mm ⌀ID: 18 mm thickness: 1 mm 📦#1650

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3D file of an elbow with a 180° angle in STL format. This elbow features an external diameter of 20 mm and an internal diameter of 18 mm. The tube thickness is therefore 1 mm.
Generation date: 2025-09-08
3D Model Pipe elbow 180° ⌀OD: 20 mm ⌀ID: 18 mm thickness: 1 mm

3D model download

Free
  • pipe-elbow-ouD20mm-inD18mm-deg_model1650-nb0_dd{id}.stl : 1.6 Mo
STL Mesh quality : Linear deflection 0.001 Angular deflection 0.1
(Internal and private use, non-commercial – no distribution – no derivatives)
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Values for this model

This model was generated by the Pipe elbow template, with the following values:
Parameter Value
#1 outer diameter 20 mm
#2 inner diameter 18 mm
#3 angle 180 °
#4 end fillets no
illustration of the parameters
Representation of the parameters

  • The length of the straight sections is equal to the outer diameter of the tube.
  • The arc radius is equal to the outer diameter of the tube.
  • If the end fillet option is enabled, the fillet radius applied to the inside and outside of the tube is equal to half the wall thickness minus 0.1 mm, never exceeding 3 mm.

Labels are used in the naming of the downloaded 3D files.

Parameter Label
#1 outer diameter ouD
#2 inner diameter inD
#3 angle deg
#4 end fillets fil

Related 3D models

To search for a model based on your own parameters, go to the template page Pipe elbow 

Pipe elbow 180° ⌀OD: 20 mm ⌀ID: 16 mm thickness: 2 mm (📦 #1379)

1 object(s) - format STL
3D model Pipe elbow 180° ⌀OD: 20 mm ⌀ID: 16 mm thickness: 2 mm
Pipe elbow 180° ⌀OD: 20 mm ⌀ID: 16 mm thickness: 2 mm
Model of a pipe elbow with a 180° angle in STL format. This elbow has an external diameter of 20 mm and an internal diameter of 16 mm. This results in a tube thickness of 2 mm.
Parameter Value Unit
outer diameter20mm
inner diameter16mm
angle180°
end fillets0

Pipe elbow 180° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm (📦 #1350)

1 object(s) - format STL
3D model Pipe elbow 180° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm
Pipe elbow 180° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm
File of an elbow with a 180° angle in STL format. This elbow has an external diameter of 18 mm and an internal diameter of 16 mm. This results in a tube thickness of 1 mm.
Parameter Value Unit
outer diameter18mm
inner diameter16mm
angle180°
end fillets0

Pipe elbow 170° ⌀OD: 45 mm ⌀ID: 43 mm thickness: 1 mm (📦 #1385)

1 object(s) - format STL
3D model Pipe elbow 170° ⌀OD: 45 mm ⌀ID: 43 mm thickness: 1 mm
Pipe elbow 170° ⌀OD: 45 mm ⌀ID: 43 mm thickness: 1 mm
3D model of an elbow with a 170° angle in STL format. This elbow has an external diameter of 45 mm and an internal diameter of 43 mm. This results in a tube thickness of 1 mm.
Parameter Value Unit
outer diameter45mm
inner diameter43mm
angle170°
end fillets0

Pipe elbow 118° ⌀OD: 25 mm ⌀ID: 16 mm thickness: 4.5 mm (📦 #1661)

1 object(s) - format STL
3D model Pipe elbow 118° ⌀OD: 25 mm ⌀ID: 16 mm thickness: 4.5 mm
Pipe elbow 118° ⌀OD: 25 mm ⌀ID: 16 mm thickness: 4.5 mm
3D model of a pipe elbow with a 118° angle in STL format. This pipe elbow features an external diameter of 25 mm and an internal diameter of 16 mm. The tube thickness is therefore 4.5 mm.
Parameter Value Unit
outer diameter25mm
inner diameter16mm
angle118°
end fillets0

Pipe elbow 120° ⌀OD: 40 mm ⌀ID: 34 mm thickness: 3 mm (📦 #1368)

1 object(s) - format STL
3D model Pipe elbow 120° ⌀OD: 40 mm ⌀ID: 34 mm thickness: 3 mm
Pipe elbow 120° ⌀OD: 40 mm ⌀ID: 34 mm thickness: 3 mm
File of an elbow with a 120° angle in STL format. This elbow features an external diameter of 40 mm and an internal diameter of 34 mm. This results in a tube thickness of 3 mm.
Parameter Value Unit
outer diameter40mm
inner diameter34mm
angle120°
end fillets0

Pipe elbow 115° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm (📦 #1480)

1 object(s) - format STL
3D model Pipe elbow 115° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm
Pipe elbow 115° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm
3D file of a pipe elbow with a 115° angle in STL format. This pipe elbow has an external diameter of 18 mm and an internal diameter of 16 mm. This results in a tube thickness of 1 mm.
Parameter Value Unit
outer diameter18mm
inner diameter16mm
angle115°
end fillets0

Pipe elbow 100° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm (📦 #1487)

1 object(s) - format STL
3D model Pipe elbow 100° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm
Pipe elbow 100° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm
3D model of an elbow with a 100° angle in STL format. This pipe elbow has an outer diameter of 18 mm and an inner diameter of 16 mm. This results in a tube thickness of 1 mm.
Parameter Value Unit
outer diameter18mm
inner diameter16mm
angle100°
end fillets0

Pipe elbow 90° ⌀OD: 20 mm ⌀ID: 18 mm thickness: 1 mm (📦 #1506)

1 object(s) - format STL
3D model Pipe elbow 90° ⌀OD: 20 mm ⌀ID: 18 mm thickness: 1 mm
Pipe elbow 90° ⌀OD: 20 mm ⌀ID: 18 mm thickness: 1 mm
3D model of an elbow with a 90° angle in STL format. This pipe elbow features an outer diameter of 20 mm and an inner diameter of 18 mm. This results in a tube thickness of 1 mm.
Parameter Value Unit
outer diameter20mm
inner diameter18mm
angle90°
end fillets0

Pipe elbow 90° ⌀OD: 20 mm ⌀ID: 16 mm thickness: 2 mm (📦 #1505)

1 object(s) - format STL
3D model Pipe elbow 90° ⌀OD: 20 mm ⌀ID: 16 mm thickness: 2 mm
Pipe elbow 90° ⌀OD: 20 mm ⌀ID: 16 mm thickness: 2 mm
Model of an elbow with a 90° angle in STL format. This pipe elbow has an external diameter of 20 mm and an internal diameter of 16 mm. This results in a tube thickness of 2 mm.
Parameter Value Unit
outer diameter20mm
inner diameter16mm
angle90°
end fillets0

Pipe elbow 90° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm (📦 #1411)

1 object(s) - format STL
3D model Pipe elbow 90° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm
Pipe elbow 90° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm
3D model of a pipe elbow with a 90° angle in STL format. This pipe elbow features an external diameter of 18 mm and an internal diameter of 16 mm. This results in a tube thickness of 1 mm.
Parameter Value Unit
outer diameter18mm
inner diameter16mm
angle90°
end fillets0

Pipe elbow 90° ⌀OD: 17.5 mm ⌀ID: 15.5 mm thickness: 1 mm (📦 #1410)

1 object(s) - format STL
3D model Pipe elbow 90° ⌀OD: 17.5 mm ⌀ID: 15.5 mm thickness: 1 mm
Pipe elbow 90° ⌀OD: 17.5 mm ⌀ID: 15.5 mm thickness: 1 mm
3D model of a pipe elbow with a 90° angle in STL format. This elbow features an external diameter of 17.5 mm and an internal diameter of 15.5 mm. The tube thickness is therefore 1 mm.
Parameter Value Unit
outer diameter17.5mm
inner diameter15.5mm
angle90°
end fillets0

Pipe elbow 90° ⌀OD: 25 mm ⌀ID: 18 mm thickness: 3.5 mm (📦 #1507)

1 object(s) - format STL
3D model Pipe elbow 90° ⌀OD: 25 mm ⌀ID: 18 mm thickness: 3.5 mm
Pipe elbow 90° ⌀OD: 25 mm ⌀ID: 18 mm thickness: 3.5 mm
3D model of an elbow with a 90° angle in STL format. This elbow has an external diameter of 25 mm and an internal diameter of 18 mm. This results in a tube thickness of 3.5 mm.
Parameter Value Unit
outer diameter25mm
inner diameter18mm
angle90°
end fillets0

Pipe elbow 90° ⌀OD: 26 mm ⌀ID: 21 mm thickness: 2.5 mm (📦 #1444)

1 object(s) - format STL
3D model Pipe elbow 90° ⌀OD: 26 mm ⌀ID: 21 mm thickness: 2.5 mm
Pipe elbow 90° ⌀OD: 26 mm ⌀ID: 21 mm thickness: 2.5 mm
3D file of a pipe elbow with a 90° angle in STL format. This pipe elbow has an outer diameter of 26 mm and an inner diameter of 21 mm. This results in a tube thickness of 2.5 mm.
Parameter Value Unit
outer diameter26mm
inner diameter21mm
angle90°
end fillets0

Pipe elbow 90° ⌀OD: 28 mm ⌀ID: 26 mm thickness: 1 mm (📦 #1403)

1 object(s) - format STL
3D model Pipe elbow 90° ⌀OD: 28 mm ⌀ID: 26 mm thickness: 1 mm
Pipe elbow 90° ⌀OD: 28 mm ⌀ID: 26 mm thickness: 1 mm
File of an elbow with a 90° angle in STL format. This elbow features an external diameter of 28 mm and an internal diameter of 26 mm. The tube thickness is therefore 1 mm.
Parameter Value Unit
outer diameter28mm
inner diameter26mm
angle90°
end fillets0

Pipe elbow 90° ⌀OD: 8.5 mm ⌀ID: 6 mm thickness: 1.25 mm (📦 #1408)

1 object(s) - format STL
3D model Pipe elbow 90° ⌀OD: 8.5 mm ⌀ID: 6 mm thickness: 1.25 mm
Pipe elbow 90° ⌀OD: 8.5 mm ⌀ID: 6 mm thickness: 1.25 mm
3D model of an elbow with a 90° angle in STL format. This pipe elbow features an external diameter of 8.5 mm and an internal diameter of 6 mm. The tube thickness is therefore 1.25 mm.
Parameter Value Unit
outer diameter8.5mm
inner diameter6mm
angle90°
end fillets0

Pipe elbow 89° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm (📦 #1354)

1 object(s) - format STL
3D model Pipe elbow 89° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm
Pipe elbow 89° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm
3D file of an elbow with an 89° angle in STL format. This pipe elbow has an outer diameter of 18 mm and an inner diameter of 16 mm. This results in a tube thickness of 1 mm.
Parameter Value Unit
outer diameter18mm
inner diameter16mm
angle89°
end fillets0

Pipe elbow 90° ⌀OD: 40 mm ⌀ID: 34 mm thickness: 3 mm (📦 #1367)

1 object(s) - format STL
3D model Pipe elbow 90° ⌀OD: 40 mm ⌀ID: 34 mm thickness: 3 mm
Pipe elbow 90° ⌀OD: 40 mm ⌀ID: 34 mm thickness: 3 mm
3D model of a pipe elbow with a 90° angle in STL format. This pipe elbow has an outer diameter of 40 mm and an inner diameter of 34 mm. This results in a tube thickness of 3 mm.
Parameter Value Unit
outer diameter40mm
inner diameter34mm
angle90°
end fillets0

Pipe elbow 180° ⌀OD: 20 mm ⌀ID: 16 mm thickness: 2 mm (📦 #1532)

1 object(s) - format STL
3D model Pipe elbow 180° ⌀OD: 20 mm ⌀ID: 16 mm thickness: 2 mm
Pipe elbow 180° ⌀OD: 20 mm ⌀ID: 16 mm thickness: 2 mm
File of an elbow with a 180° angle in STL format. This elbow features an external diameter of 20 mm and an internal diameter of 16 mm. This results in a tube thickness of 2 mm. End fillets make it easier to assemble.
Parameter Value Unit
outer diameter20mm
inner diameter16mm
angle180°
end fillets1

Pipe elbow 180° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm (📦 #1530)

1 object(s) - format STL
3D model Pipe elbow 180° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm
Pipe elbow 180° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm
Model of an elbow with a 180° angle in STL format. This elbow features an outer diameter of 18 mm and an inner diameter of 16 mm. This results in a tube thickness of 1 mm. The ends feature fillets to make it easier to insert.
Parameter Value Unit
outer diameter18mm
inner diameter16mm
angle180°
end fillets1

Pipe elbow 90° ⌀OD: 43 mm ⌀ID: 39.2 mm thickness: 1.9 mm (📦 #1552)

1 object(s) - format STL
3D model Pipe elbow 90° ⌀OD: 43 mm ⌀ID: 39.2 mm thickness: 1.9 mm
Pipe elbow 90° ⌀OD: 43 mm ⌀ID: 39.2 mm thickness: 1.9 mm
3D file of an elbow with a 90° angle in STL format. This elbow has an outer diameter of 43 mm and an inner diameter of 39.2 mm. This results in a tube thickness of 1.9 mm.
Parameter Value Unit
outer diameter43mm
inner diameter39.2mm
angle90°
end fillets0

Pipe elbow 165° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm (📦 #1640)

1 object(s) - format STL
3D model Pipe elbow 165° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm
Pipe elbow 165° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm
File of a pipe elbow with a 165° angle in STL format. This pipe elbow has an external diameter of 18 mm and an internal diameter of 16 mm. The tube thickness is therefore 1 mm. End fillets make it easier to insert.
Parameter Value Unit
outer diameter18mm
inner diameter16mm
angle165°
end fillets1

Pipe elbow 170° ⌀OD: 40 mm ⌀ID: 36 mm thickness: 2 mm (📦 #1392)

1 object(s) - format STL
3D model Pipe elbow 170° ⌀OD: 40 mm ⌀ID: 36 mm thickness: 2 mm
Pipe elbow 170° ⌀OD: 40 mm ⌀ID: 36 mm thickness: 2 mm
File of an elbow with a 170° angle in STL format. This elbow features an external diameter of 40 mm and an internal diameter of 36 mm. The tube thickness is therefore 2 mm. End fillets make it easier to insert.
Parameter Value Unit
outer diameter40mm
inner diameter36mm
angle170°
end fillets1

Pipe elbow 170° ⌀OD: 45 mm ⌀ID: 41 mm thickness: 2 mm (📦 #1386)

1 object(s) - format STL
3D model Pipe elbow 170° ⌀OD: 45 mm ⌀ID: 41 mm thickness: 2 mm
Pipe elbow 170° ⌀OD: 45 mm ⌀ID: 41 mm thickness: 2 mm
Model of an elbow with a 170° angle in STL format. This elbow has an external diameter of 45 mm and an internal diameter of 41 mm. This results in a tube thickness of 2 mm. The ends feature fillets to make it easier to insert.
Parameter Value Unit
outer diameter45mm
inner diameter41mm
angle170°
end fillets1

Pipe elbow 75° ⌀OD: 28 mm ⌀ID: 26 mm thickness: 1 mm (📦 #1407)

1 object(s) - format STL
3D model Pipe elbow 75° ⌀OD: 28 mm ⌀ID: 26 mm thickness: 1 mm
Pipe elbow 75° ⌀OD: 28 mm ⌀ID: 26 mm thickness: 1 mm
File of a pipe elbow with a 75° angle in STL format. This elbow has an external diameter of 28 mm and an internal diameter of 26 mm. The tube thickness is therefore 1 mm.
Parameter Value Unit
outer diameter28mm
inner diameter26mm
angle75°
end fillets0

Pipe elbow 70° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm (📦 #1665)

1 object(s) - format STL
3D model Pipe elbow 70° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm
Pipe elbow 70° ⌀OD: 18 mm ⌀ID: 16 mm thickness: 1 mm
3D model of an elbow with a 70° angle in STL format. This elbow features an external diameter of 18 mm and an internal diameter of 16 mm. The tube thickness is therefore 1 mm.
Parameter Value Unit
outer diameter18mm
inner diameter16mm
angle70°
end fillets0

Pipe elbow 70° ⌀OD: 27.5 mm ⌀ID: 26 mm thickness: 0.75 mm (📦 #1404)

1 object(s) - format STL
3D model Pipe elbow 70° ⌀OD: 27.5 mm ⌀ID: 26 mm thickness: 0.75 mm
Pipe elbow 70° ⌀OD: 27.5 mm ⌀ID: 26 mm thickness: 0.75 mm
3D model of a pipe elbow with a 70° angle in STL format. This pipe elbow features an outer diameter of 27.5 mm and an inner diameter of 26 mm. This results in a tube thickness of 0.75 mm.
Parameter Value Unit
outer diameter27.5mm
inner diameter26mm
angle70°
end fillets0

Pipe elbow 70° ⌀OD: 28 mm ⌀ID: 26 mm thickness: 1 mm (📦 #1405)

1 object(s) - format STL
3D model Pipe elbow 70° ⌀OD: 28 mm ⌀ID: 26 mm thickness: 1 mm
Pipe elbow 70° ⌀OD: 28 mm ⌀ID: 26 mm thickness: 1 mm
Model of an elbow with a 70° angle in STL format. This pipe elbow has an outer diameter of 28 mm and an inner diameter of 26 mm. The tube thickness is therefore 1 mm.
Parameter Value Unit
outer diameter28mm
inner diameter26mm
angle70°
end fillets0

Pipe elbow 120° ⌀OD: 34 mm ⌀ID: 30 mm thickness: 2 mm (📦 #1438)

1 object(s) - format STL
3D model Pipe elbow 120° ⌀OD: 34 mm ⌀ID: 30 mm thickness: 2 mm
Pipe elbow 120° ⌀OD: 34 mm ⌀ID: 30 mm thickness: 2 mm
Model of a pipe elbow with a 120° angle in STL format. This elbow features an external diameter of 34 mm and an internal diameter of 30 mm. The tube thickness is therefore 2 mm. The ends feature fillets to make it easier to assemble.
Parameter Value Unit
outer diameter34mm
inner diameter30mm
angle120°
end fillets1

Pipe elbow 180° ⌀OD: 123 mm ⌀ID: 120 mm thickness: 1.5 mm (📦 #1488)

1 object(s) - format STL
3D model Pipe elbow 180° ⌀OD: 123 mm ⌀ID: 120 mm thickness: 1.5 mm
Pipe elbow 180° ⌀OD: 123 mm ⌀ID: 120 mm thickness: 1.5 mm
3D file of an elbow with a 180° angle in STL format. This pipe elbow features an outer diameter of 123 mm and an inner diameter of 120 mm. The tube thickness is therefore 1.5 mm.
Parameter Value Unit
outer diameter123mm
inner diameter120mm
angle180°
end fillets0