3D preview of Weld-Neck Style Pipe Flange (6-Bolt, 86 mm BCD)
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Interactive 3D model of Weld-Neck Style Pipe Flange (6-Bolt, 86 mm BCD)

Plates and panels

Weld-Neck Style Pipe Flange (6-Bolt, 86 mm BCD)

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Bounding box
100.0 × 100.0 × 41.3 mm
Engine
Precision B-rep
Parameters
11
Published
October 23, 2026

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The prompt

Generate a parametric mechanical flange model with a step-by-step feature history tree. Do not combine everything into a single body feature. The manager tree must be generated as follows: Feature 1: Create a base circular extrusion for the flange plate with an outer diameter of 100 mm and an extrusion depth of 9.6 mm. Feature 2: Create a second separate cylinder extrusion on top for the main neck with a diameter of 45 mm and an extrusion depth of 25.4 mm. Feature 3: Create a third separate cylinder extrusion on top for the thread diameter with an outer diameter of 42 mm and an extrusion depth of 6.3 mm. Feature 4: Create a through-all internal hole cut with a diameter of 31.8 mm starting from the front face to the back face. Feature 5: Create a circular cut pattern of 6 equally spaced through-holes with a diameter of 7.9 mm on a pitch circle diameter (BCD) of 86 mm.

Parameters

NameValueRange
Flange Plate OD100 mm30 – 300
Plate Thickness9.6 mm2 – 50
Neck OD45 mm15 – 250
Neck Height25.4 mm1 – 150
Thread OD42 mm8 – 200
Thread Length6.3 mm1 – 60
Through Bore Dia31.8 mm3 – 200
Bolt Hole Dia7.9 mm1.5 – 30
Bolt Hole Count6 count3 – 24
Bolt Circle Dia (BCD)86 mm10 – 280
Neck Root Fillet1.5 mm0 – 6

Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.

Weld-Neck Style Pipe Flange (6-Bolt, 86 mm BCD) - Free CAD Model (STEP, STL) | TextoCAD