Custom Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 200×80 mm, thickness 3 mm 📦#4072

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3D model in STL format of a round-to-rectangular adapter with an external diameter of ⌀150 mm and a rectangular section with internal dimensions 200×80 mm. The wall thickness is 3 mm and the overall length is 200 mm.
Generation date: 2025-11-30
3D Model Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 200×80 mm, thickness 3 mm

3D model download

Free
  • round-to-rectangular-adapter-d_model4072-nb0_dd{id}.stl : 1.4 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)
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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 150 mm (≃5.91 in)
#2 cylinder inlet length 50 mm (≃1.97 in)
#3 rectangle internal length 200 mm (≃7 7/8 in)
#4 rectangle internal height 80 mm (≃3.15 in)
#5 rectangle inlet length 50 mm (≃1.97 in)
#6 offset Z 0 mm (0 in)
#7 offset Y 0 mm (0 in)
#8 total length 200 mm (≃7 7/8 in)
#9 thickness 3 mm (≃1/8 in)
#10 chamfer no chamfer
Metadata Value
Cylinder internal diameter 144 mm (≃5.67 in)
illustration of the parameters
Parameter overview

  • 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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To search for a model based on your own parameters, go to the template page Round to rectangular adapter 

Round-to-Rectangular Tube Adapter STL 3D file ⌀148 mm to 228×80 mm, thickness 3 mm (📦 #4274)

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Round-to-Rectangular Tube Adapter STL 3D file ⌀148 mm to 228×80 mm, thickness 3 mm
Download this model in STL format of a round-to-rectangular adapter with an external diameter of ⌀148 mm and a rectangular section with inner dimensions 228×80 mm. The shell thickness is 3 mm and the overall length is 150 mm.
Parameter Value Unit
cylinder outer diameter 148 mm
cylinder inlet length 50 mm
rectangle internal length 228 mm
rectangle internal height 80 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 0 mm
total length 150 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀160 mm to 240×100 mm, thickness 3 mm (📦 #9704)

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Parameter Value Unit
cylinder outer diameter 160 mm
cylinder inlet length 50 mm
rectangle internal length 240 mm
rectangle internal height 100 mm
rectangle inlet length 70 mm
offset Z 0 mm
offset Y 0 mm
total length 200 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀145 mm to 230×130 mm, thickness 3 mm (📦 #9801)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀145 mm to 230×130 mm, thickness 3 mm
Download this model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀145 mm and a rectangular section with internal dimensions 230×130 mm. The shell thickness is 3 mm and the total length is 150 mm.
Parameter Value Unit
cylinder outer diameter 145 mm
cylinder inlet length 50 mm
rectangle internal length 230 mm
rectangle internal height 130 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 0 mm
total length 150 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀124 mm to 224×94 mm, thickness 3 mm (📦 #10172)

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Round-to-Rectangular Tube Adapter STL 3D file ⌀124 mm to 224×94 mm, thickness 3 mm
Download this file in STL format of a round-to-rectangular adapter with an external diameter of ⌀124 mm and a rectangular section with inner dimensions 224×94 mm. The shell thickness is 3 mm and the overall length is 130 mm.
Parameter Value Unit
cylinder outer diameter 124 mm
cylinder inlet length 50 mm
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Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 200×60 mm, thickness 3 mm (📦 #7972)

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Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 200×60 mm, thickness 3 mm
Download this model in STL format of a round-to-rectangular adapter with an external diameter of ⌀150 mm and a rectangular section with internal dimensions 200×60 mm. The shell thickness is 3 mm and the overall length is 200 mm.
Parameter Value Unit
cylinder outer diameter 150 mm
cylinder inlet length 30 mm
rectangle internal length 200 mm
rectangle internal height 60 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 200 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 256×44 mm, thickness 3 mm + offset (📦 #9890)

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Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 256×44 mm, thickness 3 mm + offset
Download this file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀150 mm and a rectangular section with inner dimensions 256×44 mm. The shell thickness is 3 mm and the total length is 200 mm. The adapter has an offset of 10 mm along the Z axis.
Parameter Value Unit
cylinder outer diameter 150 mm
cylinder inlet length 55 mm
rectangle internal length 256 mm
rectangle internal height 44 mm
rectangle inlet length 30 mm
offset Z 10 mm
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total length 200 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀125 mm to 220×90 mm, thickness 3 mm (📦 #2671)

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Round-to-Rectangular Tube Adapter STL 3D file ⌀125 mm to 220×90 mm, thickness 3 mm
Download this 3D file in STL format of a round-to-rectangular adapter with an external diameter of ⌀125 mm and a rectangular section with inner dimensions 220×90 mm. The shell thickness is 3 mm and the total length is 200 mm.
Parameter Value Unit
cylinder outer diameter 125 mm
cylinder inlet length 30 mm
rectangle internal length 220 mm
rectangle internal height 90 mm
rectangle inlet length 30 mm
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offset Y 0 mm
total length 200 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL file ⌀125 mm to 200×60 mm, thickness 3 mm (📦 #2066)

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Round-to-Rectangular Tube Adapter STL file ⌀125 mm to 200×60 mm, thickness 3 mm
Download this 3D file in STL format of a round-to-rectangular adapter with an external diameter of ⌀125 mm and a rectangular section with internal dimensions 200×60 mm. The shell thickness is 3 mm and the overall length is 200 mm.
Parameter Value Unit
cylinder outer diameter 125 mm
cylinder inlet length 30 mm
rectangle internal length 200 mm
rectangle internal height 60 mm
rectangle inlet length 30 mm
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offset Y 0 mm
total length 200 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 150×80 mm, thickness 3 mm + offset (📦 #9232)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 150×80 mm, thickness 3 mm + offset
Download this 3D file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀150 mm and a rectangular section with internal dimensions 150×80 mm. The shell thickness is 3 mm and the overall length is 150 mm. The adapter has an offset of 3 mm along the Y axis and 3 mm along the Z axis.
Parameter Value Unit
cylinder outer diameter 150 mm
cylinder inlet length 30 mm
rectangle internal length 150 mm
rectangle internal height 80 mm
rectangle inlet length 50 mm
offset Z 3 mm
offset Y 3 mm
total length 150 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 300×40 mm, thickness 3 mm (📦 #8531)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 300×40 mm, thickness 3 mm
File in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀150 mm and a rectangular section with internal dimensions 300×40 mm. The wall thickness is 3 mm and the overall length is 200 mm.
Parameter Value Unit
cylinder outer diameter 150 mm
cylinder inlet length 50 mm
rectangle internal length 300 mm
rectangle internal height 40 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 0 mm
total length 200 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 180×100 mm, thickness 3 mm + offset (📦 #9802)

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Download this 3D model in STL format of a round-to-rectangular adapter with an external diameter of ⌀150 mm and a rectangular section with internal dimensions 180×100 mm. The shell thickness is 3 mm and the total length is 200 mm. The adapter has an offset of 25 mm along the Z axis.
Parameter Value Unit
cylinder outer diameter 150 mm
cylinder inlet length 50 mm
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rectangle internal height 100 mm
rectangle inlet length 50 mm
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offset Y 0 mm
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thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 226×90 mm, thickness 2 mm (📦 #9222)

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Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 226×90 mm, thickness 2 mm
3D file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀150 mm and a rectangular section with internal dimensions 226×90 mm. The wall thickness is 2 mm and the overall length is 150 mm.
Parameter Value Unit
cylinder outer diameter 150 mm
cylinder inlet length 56 mm
rectangle internal length 226 mm
rectangle internal height 90 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 0 mm
total length 150 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL file ⌀154 mm to 226×90 mm, thickness 2 mm (📦 #9231)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀154 mm to 226×90 mm, thickness 2 mm
Download this file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀154 mm and a rectangular section with internal dimensions 226×90 mm. The shell thickness is 2 mm and the total length is 150 mm.
Parameter Value Unit
cylinder outer diameter 154 mm
cylinder inlet length 56 mm
rectangle internal length 226 mm
rectangle internal height 90 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 0 mm
total length 150 mm
thickness 2 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL 3D file ⌀124 mm to 250×80 mm, thickness 3 mm (📦 #2146)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀124 mm to 250×80 mm, thickness 3 mm
Download this file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀124 mm and a rectangular section with internal dimensions 250×80 mm. The wall thickness is 3 mm and the total length is 186 mm.
Parameter Value Unit
cylinder outer diameter 124 mm
cylinder inlet length 30 mm
rectangle internal length 250 mm
rectangle internal height 80 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 186 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL file ⌀148 mm to 228×80 mm, thickness 3 mm + offset (📦 #4276)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀148 mm to 228×80 mm, thickness 3 mm + offset
File in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀148 mm and a rectangular section with internal dimensions 228×80 mm. The shell thickness is 3 mm and the overall length is 150 mm. The adapter has an offset of 12 mm along the Y axis.
Parameter Value Unit
cylinder outer diameter 148 mm
cylinder inlet length 50 mm
rectangle internal length 228 mm
rectangle internal height 80 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 12 mm
total length 150 mm
thickness 3 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL 3D file ⌀125 mm to 250×20 mm, thickness 3 mm (📦 #9307)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀125 mm to 250×20 mm, thickness 3 mm
3D model in STL format of a round-to-rectangular adapter with an external diameter of ⌀125 mm and a rectangular section with inner dimensions 250×20 mm. The wall thickness is 3 mm and the overall length is 250 mm.
Parameter Value Unit
cylinder outer diameter 125 mm
cylinder inlet length 40 mm
rectangle internal length 250 mm
rectangle internal height 20 mm
rectangle inlet length 40 mm
offset Z 0 mm
offset Y 0 mm
total length 250 mm
thickness 3 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL 3D file ⌀148 mm to 228×80 mm, thickness 3 mm + offset (📦 #4277)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀148 mm to 228×80 mm, thickness 3 mm + offset
File in STL format of a round-to-rectangular adapter with an outer diameter of ⌀148 mm and a rectangular section with internal dimensions 228×80 mm. The shell thickness is 3 mm and the total length is 150 mm. The adapter has an offset of 25 mm along the Z axis.
Parameter Value Unit
cylinder outer diameter 148 mm
cylinder inlet length 50 mm
rectangle internal length 228 mm
rectangle internal height 80 mm
rectangle inlet length 50 mm
offset Z 25 mm
offset Y 0 mm
total length 150 mm
thickness 3 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL 3D file ⌀101.6 mm to 152.4×57 mm, thickness 3 mm (📦 #8811)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀101.6 mm to 152.4×57 mm, thickness 3 mm
Model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀101.6 mm and a rectangular section with internal dimensions 152.4×57 mm. The wall thickness is 3 mm and the total length is 152.4 mm. A chamfer is present on the outside of the cylindrical end to ease insertion.
Parameter Value Unit
cylinder outer diameter 101.6 mm
cylinder inlet length 51 mm
rectangle internal length 152.4 mm
rectangle internal height 57 mm
rectangle inlet length 51 mm
offset Z 0 mm
offset Y 0 mm
total length 152.4 mm
thickness 3 mm
chamfer chamfer on t...

Round-to-Rectangular Tube Adapter STL 3D file ⌀146 mm to 255×130 mm, thickness 3 mm (📦 #9795)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀146 mm to 255×130 mm, thickness 3 mm
Download this 3D model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀146 mm and a rectangular section with inner dimensions 255×130 mm. The wall thickness is 3 mm and the total length is 160 mm.
Parameter Value Unit
cylinder outer diameter 146 mm
cylinder inlet length 40 mm
rectangle internal length 255 mm
rectangle internal height 130 mm
rectangle inlet length 75 mm
offset Z 0 mm
offset Y 0 mm
total length 160 mm
thickness 3 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 100×100 mm, thickness 3 mm (📦 #1614)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 100×100 mm, thickness 3 mm
Model in STL format of a round-to-rectangular adapter with an external diameter of ⌀100 mm and a rectangular section with inner dimensions 100×100 mm. The shell thickness is 3 mm and the overall length is 200 mm.
Parameter Value Unit
cylinder outer diameter 100 mm
cylinder inlet length 50 mm
rectangle internal length 100 mm
rectangle internal height 100 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 0 mm
total length 200 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL file ⌀115 mm to 120×45 mm, thickness 3 mm (📦 #4446)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀115 mm to 120×45 mm, thickness 3 mm
Download this model in STL format of a round-to-rectangular adapter with an external diameter of ⌀115 mm and a rectangular section with internal dimensions 120×45 mm. The shell thickness is 3 mm and the overall length is 150 mm.
Parameter Value Unit
cylinder outer diameter 115 mm
cylinder inlet length 60 mm
rectangle internal length 120 mm
rectangle internal height 45 mm
rectangle inlet length 40 mm
offset Z 0 mm
offset Y 0 mm
total length 150 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 250×120 mm, thickness 3 mm (📦 #9716)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 250×120 mm, thickness 3 mm
Download this model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀150 mm and a rectangular section with inner dimensions 250×120 mm. The shell thickness is 3 mm and the overall length is 150 mm.
Parameter Value Unit
cylinder outer diameter 150 mm
cylinder inlet length 40 mm
rectangle internal length 250 mm
rectangle internal height 120 mm
rectangle inlet length 20 mm
offset Z 0 mm
offset Y 0 mm
total length 150 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 150×30 mm, thickness 3 mm (📦 #4712)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 150×30 mm, thickness 3 mm
3D file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀150 mm and a rectangular section with internal dimensions 150×30 mm. The shell thickness is 3 mm and the overall length is 150 mm.
Parameter Value Unit
cylinder outer diameter 150 mm
cylinder inlet length 50 mm
rectangle internal length 150 mm
rectangle internal height 30 mm
rectangle inlet length 80 mm
offset Z 0 mm
offset Y 0 mm
total length 150 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀101 mm to 250×38 mm, thickness 3 mm (📦 #3403)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀101 mm to 250×38 mm, thickness 3 mm
File in STL format of a round-to-rectangular adapter with an external diameter of ⌀101 mm and a rectangular section with internal dimensions 250×38 mm. The wall thickness is 3 mm and the total length is 135 mm.
Parameter Value Unit
cylinder outer diameter 101 mm
cylinder inlet length 50 mm
rectangle internal length 250 mm
rectangle internal height 38 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 0 mm
total length 135 mm
thickness 3 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 215×84 mm, thickness 2 mm (📦 #9210)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 215×84 mm, thickness 2 mm
3D model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀150 mm and a rectangular section with inner dimensions 215×84 mm. The shell thickness is 2 mm and the total length is 180 mm.
Parameter Value Unit
cylinder outer diameter 150 mm
cylinder inlet length 30 mm
rectangle internal length 215 mm
rectangle internal height 84 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 180 mm
thickness 2 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL file ⌀203 mm to 196×56 mm, thickness 2 mm (📦 #8049)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀203 mm to 196×56 mm, thickness 2 mm
3D file in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀203 mm and a rectangular section with inner dimensions 196×56 mm. The wall thickness is 2 mm and the overall length is 200 mm.
Parameter Value Unit
cylinder outer diameter 203 mm
cylinder inlet length 40 mm
rectangle internal length 196 mm
rectangle internal height 56 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 0 mm
total length 200 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀203 mm to 191×53 mm, thickness 2 mm (📦 #8071)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀203 mm to 191×53 mm, thickness 2 mm
Download this file in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀203 mm and a rectangular section with inner dimensions 191×53 mm. The shell thickness is 2 mm and the total length is 200 mm.
Parameter Value Unit
cylinder outer diameter 203 mm
cylinder inlet length 40 mm
rectangle internal length 191 mm
rectangle internal height 53 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 0 mm
total length 200 mm
thickness 2 mm
chamfer no chamfer