structural engineering CAD Models

Browse structural engineering CAD models used in real projects. Preview online and download STEP/STP, IGES, STL and more. Filter by category, file type, price and popularity.

All3D PrintingAerospaceArchitectureAutomotiveAviationChemicalConstructionElectricalEnergy And PowerIndustrial DesignJewelleryMachine designMarineMedicalRobotics
43 models2D drawings
Sort by:
Free
Steel Portal Frame Designed with Autodesk Inventor
ARCHITECTURE · STEEL PORTAL FRAME

Steel Portal Frame Designed with Autodesk Inventor

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Vertical Structural Component 7m Length for Multi-Floor Use
ARCHITECTURE · VERTICAL STRUCTURAL COMPONENT

Vertical Structural Component 7m Length for Multi-Floor Use

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Steel Works Stair Design for Industrial Applications
ARCHITECTURE · STEEL STAIR

Steel Works Stair Design for Industrial Applications

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
U Profile Stair Design for Structural Applications
ARCHITECTURE · U PROFILE STAIR

U Profile Stair Design for Structural Applications

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Steel Structure for Factory Building Design
CONSTRUCTION · STEEL STRUCTURE

Steel Structure for Factory Building Design

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
1-Inch Metal Sheet Eye Plate for Mechanical Applications
MACHINE DESIGN · 1-INCH EYE PLATE

1-Inch Metal Sheet Eye Plate for Mechanical Applications

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Honeycomb Structured Toroid Ring CAD Model
INDUSTRIAL DESIGN · HONEYCOMB STRUCTURE

Honeycomb Structured Toroid Ring CAD Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Detailed 3D Model of CP Stony Creek Bridge - Canadian Railway Architecture
ARCHITECTURE · CP STONY CREEK BRIDGE

Detailed 3D Model of CP Stony Creek Bridge - Canadian Railway Architecture

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Composite T-Beam Structural Design Models
CONSTRUCTION · COMPOSITE T-BEAM

Composite T-Beam Structural Design Models

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
A380-800 Aircraft Model Overview
AEROSPACE · A380-800

A380-800 Aircraft Model Overview

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Train Model on Bridge Structure
TRAIN

Train Model on Bridge Structure

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Formula Student Racing Car Chassis Design
AUTOMOTIVE · FORMULA CHASSIS 6

Formula Student Racing Car Chassis Design

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
High-Quality Trailer Frame CAD Model for Engineering Projects
AUTOMOTIVE · TRAILER FRAME 6

High-Quality Trailer Frame CAD Model for Engineering Projects

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Auxetic Wing Design and Structural Analysis
AEROSPACE · AUXETIC WING

Auxetic Wing Design and Structural Analysis

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Steel Tower Stahlturm 1 | 3D CAD Engineering Model
CONSTRUCTION · STEEL TOWER

Steel Tower Stahlturm 1 | 3D CAD Engineering Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Steel Truss 1 | 3D CAD Engineering Model
CONSTRUCTION · STEEL TRUSS

Steel Truss 1 | 3D CAD Engineering Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Steel Mezzanine 1 | 3D CAD Engineering Model
CONSTRUCTION · STEEL MEZZANINE 1

Steel Mezzanine 1 | 3D CAD Engineering Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Customised I Beam 1 | 3D CAD Engineering Model
CONSTRUCTION · I BEAM

Customised I Beam 1 | 3D CAD Engineering Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Steel Ramp 1 | 3D CAD Engineering Model
CONSTRUCTION · STEEL RAMP

Steel Ramp 1 | 3D CAD Engineering Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Bridge Stress Analysis Truss Analysis 1 | Professional CAD Design
CONSTRUCTION · BRIDGE

Bridge Stress Analysis Truss Analysis 1 | Professional CAD Design

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Configurable Deck Starter Platform 1 | Professional CAD Design
CONSTRUCTION · CONFIGURABLE DECK STARTER PLATFORM 1

Configurable Deck Starter Platform 1 | Professional CAD Design

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Wide Flange Beam Steel 1 | Professional CAD Design
CONSTRUCTION · WIDE FLANGE BEAM

Wide Flange Beam Steel 1 | Professional CAD Design

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
12next
Marathon OS logoThe CAD marketplace for modern teams
HomeAbout usWhy us?Contact us
Tools3D to 2D Drawing Pipeline3D CAD Viewer3D CAD File Converter
Library
Hire CAD Designers
Production-ready in 24 hrs
👤
→
2D Library
Ask a question
Privacy Policy|Terms of Service|Refund Policy|
© Marathon 2025 All Rights Reserved