Your Solve Times are Growing Faster Than Your Hardware Budget. Here's the Fix.

Weld distortion and residual stress are usually discovered after fabrication — when a warped structure, a failed fit-up, or a cracked joint means expensive rework. Ansys Mechanical's coupled thermal-structural simulation predicts both before a single pass is welded.

Coupled Analysis

Thermal + structural, solved together

Guided Workflow

Fewer inputs, any experience level

Sequence Testing

Compare weld orders before cutting metal

Zero Scrap Welds

Catch distortion risk on screen, not on the floor

Weld distortion is expensive precisely because it's discovered last

By the time a fabricated assembly is out of tolerance, the welding is already done. Reworking a distorted structure costs far more than adjusting a weld sequence on screen.

Failed Fit-Up

A structure that's warped out of tolerance won't mate with adjoining components, forcing costly on-site correction or scrapping the part entirely.

Cracking Risk

High tensile residual stress left in a joint after welding can seed cracks that only surface after the part is in service.

Repeated Trial Welds

Without simulation, finding a working weld sequence often means welding, measuring, scrapping, and welding again — burning material and shop time.

From heat input to final distortion, in one coupled solve

Ansys Mechanical models the full chain of cause and effect — not just the weld pool, but everything it leaves behind in the finished part.

Heat Input

A moving heat source model traces the weld path, replicating the arc's energy and travel speed.

Heat-Affected Zone

Temperature-dependent material behaviour captures how the zone around the weld changes as it heats and cools.

Residual Stress

As the weld cools and contracts against the surrounding cold material, internal stress builds up in the joint.

Distortion

That locked-in stress translates into the bowing, twisting, or shrinkage seen in the finished structure.

A guided workflow, not a research project

Coupled thermal-structural welding analysis has traditionally demanded deep FEA expertise. The Weld Process workflow in Ansys Mechanical is built to change that.

Reduced Input Requirements

Instead of manually defining every thermal and structural parameter, the guided setup asks for the inputs that matter most — joint geometry, pass sequence, and material — and handles the rest.

Automated Setup Steps

Element activation for filler material, heat source placement along the weld path, and the thermal-to-structural handoff are automated rather than hand-built.

Accessible Regardless of FEA Background

A welding engineer without deep simulation experience can run a meaningful analysis — the workflow doesn't require a dedicated FEA specialist for every study.

Built for Iteration

As a recognized ANSYS Partner in India, we serve enterprises, SMEs, and institutions across India with standardized licensing and support SLAs.

Built for the industries Corengg serves

Any fabrication process where distortion or residual stress carries real cost is a candidate for virtual welding simulation.

From joint definition to a validated weld plan

01
Define the Joint & Sequence
Set up the geometry, weld path, and the order in which passes and welds will be made.
02
Configure the Heat Source
Specify process parameters — travel speed, power, and pass count — using the guided inputs.
03
Assign Material Behaviour
Apply temperature-dependent material properties so the model captures real thermal and mechanical response.
04
Run the Coupled Solve
Ansys Mechanical solves the thermal history and structural response together, tracking stress as it develops.
05
Review Distortion & Residual Stress
Visualize predicted shrinkage, bowing, and stress concentration before any metal is cut.
06
Optimize the Plan
Adjust weld sequence, fixturing, or pass strategy in the model, and re-run until distortion is within tolerance.

Get the full Welding Simulation Whitepaper

Includes the complete physics walkthrough, a step-by-step workflow guide, and an industry-specific checklist for evaluating whether virtual welding fits your fabrication process.

Download the PDF

Tell us about your fabrication process and we’ll point you to the right Ansys Mechanical license.

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