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Round-to-Rectangular Tube Adapter STL file ⌀100 mm to 30×30 mm, thickness 2 mm + offset 📦#2024

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3D model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀100 mm and a rectangular section with inner dimensions 30×30 mm. The shell thickness is 2 mm and the total length is 100 mm. The adapter has an offset of 2 mm along the Y axis and 2 mm along the Z axis.
Generation date: 2025-09-27
3D Model Round-to-Rectangular Tube Adapter STL file ⌀100 mm to 30×30 mm, thickness 2 mm + offset

3D model download

Free
  • round-to-rectangular-adapter-d_model2024-nb0_dd{id}.stl : 2.3 Mo
STL Mesh quality : Linear deflection 0.0005 Angular deflection 0.05
No compliance warranty No compliance warranty
(Internal and private use, non-commercial – no distribution – no derivatives)
Safe download

Values for this model

This model was generated by the Round to rectangular adapter template, with the following values:
Parameter Value
#1 cylinder outer diameter 100 mm
#2 cylinder inlet length 20 mm
#3 rectangle internal length 30 mm
#4 rectangle internal height 30 mm
#5 rectangle inlet length 20 mm
#6 offset Z 2 mm
#7 offset Y 2 mm
#8 total length 100 mm
#9 thickness 2 mm
#10 chamfer no chamfer
illustration of the parameters
Representation of the parameters

  • If the chamfer option on the ends is enabled, the chamfer length is equal to half the thickness.
  • The stop at the bottom of the rectangular section has a width equal to half the thickness.

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

Parameter Label
#1 cylinder outer diameter diaC
#2 cylinder inlet length lentC
#3 rectangle internal length lenIR
#4 rectangle internal height heiIR
#5 rectangle inlet length lentR
#6 offset Z ofsZ
#7 offset Y ofsY
#8 total length lenT
#9 thickness thi
#10 chamfer cha

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Round-to-Rectangular Tube Adapter STL file ⌀100 mm to 50×50 mm, thickness 2 mm
Download this 3D file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀100 mm and a rectangular section with internal dimensions 50×50 mm. The wall thickness is 2 mm and the overall length is 100 mm.
Parameter Value Unit
cylinder outer diameter 100 mm
cylinder inlet length 25 mm
rectangle internal length 50 mm
rectangle internal height 50 mm
rectangle inlet length 15 mm
offset Z 0 mm
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Round-to-Rectangular Tube Adapter STL file ⌀100 mm to 60×60 mm, thickness 2 mm (📦 #1534)

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Parameter Value Unit
cylinder outer diameter 100 mm
cylinder inlet length 25 mm
rectangle internal length 60 mm
rectangle internal height 60 mm
rectangle inlet length 15 mm
offset Z 0 mm
offset Y 0 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀50 mm to 32×32 mm, thickness 2 mm (📦 #1999)

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Parameter Value Unit
cylinder outer diameter 50 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀50 mm to 50×50 mm, thickness 2 mm
Download this 3D model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀50 mm and a rectangular section with internal dimensions 50×50 mm. The shell thickness is 2 mm and the overall length is 100 mm.
Parameter Value Unit
cylinder outer diameter 50 mm
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Round-to-Rectangular Tube Adapter STL file ⌀43 mm to 25×6 mm, thickness 2 mm
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Parameter Value Unit
cylinder outer diameter 43 mm
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rectangle internal length 25 mm
rectangle internal height 6 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀65 mm to 50×63 mm, thickness 2 mm (📦 #2228)

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Parameter Value Unit
cylinder outer diameter 65 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 50×50 mm, thickness 2 mm (📦 #2141)

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Download this 3D file in STL format of a round-to-rectangular adapter with an external diameter of ⌀100 mm and a rectangular section with internal dimensions 50×50 mm. The shell thickness is 2 mm and the total length is 200 mm.
Parameter Value Unit
cylinder outer diameter 100 mm
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Parameter Value Unit
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Parameter Value Unit
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Parameter Value Unit
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Parameter Value Unit
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Round-to-Rectangular Tube Adapter STL 3D file ⌀70 mm to 60×30 mm, thickness 2 mm (📦 #1510)

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Parameter Value Unit
cylinder outer diameter 70 mm
cylinder inlet length 10 mm
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rectangle inlet length 5 mm
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Parameter Value Unit
cylinder outer diameter 50 mm
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rectangle internal height 25 mm
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Parameter Value Unit
cylinder outer diameter 52 mm
cylinder inlet length 20 mm
rectangle internal length 77 mm
rectangle internal height 33 mm
rectangle inlet length 20 mm
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offset Y 0 mm
total length 100 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀65 mm to 60×30 mm, thickness 2 mm (📦 #1509)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀65 mm to 60×30 mm, thickness 2 mm
File in STL format of a round-to-rectangular adapter with an outer diameter of ⌀65 mm and a rectangular section with inner dimensions 60×30 mm. The wall thickness is 2 mm and the overall length is 80 mm. A chamfer is present on the inside of the rectangular end to ease insertion.
Parameter Value Unit
cylinder outer diameter 65 mm
cylinder inlet length 10 mm
rectangle internal length 60 mm
rectangle internal height 30 mm
rectangle inlet length 5 mm
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offset Y 0 mm
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Round-to-Rectangular Tube Adapter STL file ⌀80 mm to 60×30 mm, thickness 3 mm (📦 #1474)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀80 mm to 60×30 mm, thickness 3 mm
Download this file in STL format of a round-to-rectangular adapter with an external diameter of ⌀80 mm and a rectangular section with internal dimensions 60×30 mm. The wall thickness is 3 mm and the overall length is 90 mm.
Parameter Value Unit
cylinder outer diameter 80 mm
cylinder inlet length 30 mm
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rectangle internal height 30 mm
rectangle inlet length 40 mm
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offset Y 0 mm
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Round-to-Rectangular Tube Adapter STL file ⌀60 mm to 60×30 mm, thickness 2 mm (📦 #1508)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀60 mm to 60×30 mm, thickness 2 mm
Download this file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀60 mm and a rectangular section with internal dimensions 60×30 mm. The wall thickness is 2 mm and the total length is 80 mm. A chamfer is present on the inside of the rectangular end.
Parameter Value Unit
cylinder outer diameter 60 mm
cylinder inlet length 10 mm
rectangle internal length 60 mm
rectangle internal height 30 mm
rectangle inlet length 5 mm
offset Z 0 mm
offset Y 0 mm
total length 80 mm
thickness 2 mm
chamfer chamfer on t...

Round-to-Rectangular Tube Adapter STL file ⌀124 mm to 141×65.5 mm, thickness 2 mm + offset (📦 #2144)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀124 mm to 141×65.5 mm, thickness 2 mm + offset
Download this file in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀124 mm and a rectangular section with inner dimensions 141×65.5 mm. The wall thickness is 2 mm and the total length is 50 mm. The adapter has an offset of 11.0 mm along the Z axis.
Parameter Value Unit
cylinder outer diameter 124 mm
cylinder inlet length 20 mm
rectangle internal length 141 mm
rectangle internal height 65.5 mm
rectangle inlet length 8 mm
offset Z 11.0 mm
offset Y 0 mm
total length 50 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL file ⌀155 mm to 123×72 mm, thickness 2 mm (📦 #2358)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀155 mm to 123×72 mm, thickness 2 mm
Download this file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀155 mm and a rectangular section with internal dimensions 123×72 mm. The shell thickness is 2 mm and the total length is 60 mm.
Parameter Value Unit
cylinder outer diameter 155 mm
cylinder inlet length 20 mm
rectangle internal length 123 mm
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rectangle inlet length 10 mm
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offset Y 0 mm
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Parameter Value Unit
cylinder outer diameter 100 mm
cylinder inlet length 30 mm
rectangle internal length 90 mm
rectangle internal height 10 mm
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Parameter Value Unit
cylinder outer diameter 124 mm
cylinder inlet length 15 mm
rectangle internal length 141.0 mm
rectangle internal height 65.5 mm
rectangle inlet length 10 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀124 mm to 145×69.5 mm, thickness 2 mm + offset (📦 #1967)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀124 mm to 145×69.5 mm, thickness 2 mm + offset
Download this 3D model in STL format of a round-to-rectangular adapter with an external diameter of ⌀124 mm and a rectangular section with internal dimensions 145×69.5 mm. The shell thickness is 2 mm and the total length is 50 mm. The adapter has an offset of 2 mm along the Y axis and 2 mm along the Z axis.
Parameter Value Unit
cylinder outer diameter 124 mm
cylinder inlet length 10 mm
rectangle internal length 145 mm
rectangle internal height 69.5 mm
rectangle inlet length 8 mm
offset Z 2 mm
offset Y 2 mm
total length 50 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀20 mm to 20×20 mm, thickness 2 mm + offset (📦 #1662)

1 object(s) - format STL (5.0/5) 1 vote(s)
Round-to-Rectangular Tube Adapter STL 3D file ⌀20 mm to 20×20 mm, thickness 2 mm + offset
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Parameter Value Unit
cylinder outer diameter 20 mm
cylinder inlet length 20 mm
rectangle internal length 20 mm
rectangle internal height 20 mm
rectangle inlet length 20 mm
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offset Y 10 mm
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thickness 2 mm
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Parameter Value Unit
cylinder outer diameter 100 mm
cylinder inlet length 15 mm
rectangle internal length 80 mm
rectangle internal height 80 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 65 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL file ⌀100 mm to 100×50 mm, thickness 3 mm + offset (📦 #1966)

1 object(s) - format STL (5.0/5) 1 vote(s)
Round-to-Rectangular Tube Adapter STL file ⌀100 mm to 100×50 mm, thickness 3 mm + offset
3D file in STL format of a round-to-rectangular adapter with an external diameter of ⌀100 mm and a rectangular section with internal dimensions 100×50 mm. The shell thickness is 3 mm and the total length is 100 mm. The adapter has an offset of 3 mm along the Y axis and 3 mm along the Z axis. A chamfer is applied on the outside of the cylindrical end.
Parameter Value Unit
cylinder outer diameter 100 mm
cylinder inlet length 30 mm
rectangle internal length 100 mm
rectangle internal height 50 mm
rectangle inlet length 30 mm
offset Z 3 mm
offset Y 3 mm
total length 100 mm
thickness 3 mm
chamfer chamfer on t...

Round-to-Rectangular Tube Adapter STL 3D file ⌀126 mm to 145.0×69.5 mm, thickness 2 mm + offset (📦 #2112)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀126 mm to 145.0×69.5 mm, thickness 2 mm + offset
Model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀126 mm and a rectangular section with inner dimensions 145.0×69.5 mm. The shell thickness is 2 mm and the overall length is 60 mm. The adapter has an offset of 17.5 mm along the Z axis.
Parameter Value Unit
cylinder outer diameter 126 mm
cylinder inlet length 15 mm
rectangle internal length 145.0 mm
rectangle internal height 69.5 mm
rectangle inlet length 10 mm
offset Z 17.5 mm
offset Y 0 mm
total length 60 mm
thickness 2 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL 3D file ⌀155 mm to 151×71 mm, thickness 2 mm (📦 #2375)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀155 mm to 151×71 mm, thickness 2 mm
Download this 3D file in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀155 mm and a rectangular section with inner dimensions 151×71 mm. The wall thickness is 2 mm and the total length is 100 mm.
Parameter Value Unit
cylinder outer diameter 155 mm
cylinder inlet length 25 mm
rectangle internal length 151 mm
rectangle internal height 71 mm
rectangle inlet length 25 mm
offset Z 0 mm
offset Y 0 mm
total length 100 mm
thickness 2 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL 3D file ⌀80 mm to 80×80 mm, thickness 3 mm (📦 #1527)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀80 mm to 80×80 mm, thickness 3 mm
3D model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀80 mm and a rectangular section with inner dimensions 80×80 mm. The shell thickness is 3 mm and the overall length is 50 mm.
Parameter Value Unit
cylinder outer diameter 80 mm
cylinder inlet length 15 mm
rectangle internal length 80 mm
rectangle internal height 80 mm
rectangle inlet length 15 mm
offset Z 0 mm
offset Y 0 mm
total length 50 mm
thickness 3 mm
chamfer no chamfer