Laminate Composites > Creating a global layup
Ply extensions
You can extend existing plies, along with their draping data, into layups other than their layup of origin. This allows you to simulate complex curing operations as well as the secondary bonding process between pre-cured composite parts, and obtain the interlaminar ply results from the simulation while maintain ply IDs.
Example:
In the following T-joint model, plies from the Vertical layup are extended into the Horizontal layup.
| Layups Vertical Ply 3 Ply 2 Ply 1 Horizontal Ply 3 (extended from Vertical) Ply 1 (extended from Vertical) Ply 5 Ply 4 | Layups | Vertical | Ply 3 | Ply 2 | Ply 1 | Horizontal | Ply 3 (extended from Vertical) | Ply 1 (extended from Vertical) | Ply 5 | Ply 4 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Layups | |||||||||||
| Vertical | |||||||||||
| Ply 3 | |||||||||||
| Ply 2 | |||||||||||
| Ply 1 | |||||||||||
| Horizontal | |||||||||||
| Ply 3 (extended from Vertical) | |||||||||||
| Ply 1 (extended from Vertical) | |||||||||||
| Ply 5 | |||||||||||
| Ply 4 |
In the Simulation Navigator, global plies that are extended have (extended from [original layup name]) after the ply name.
How do I
Import a layup from a laminate physical property
Create a global layup
Create ply extensions
Create a ply section and its section curves
Learn more
Creating a global layup
Creating global plies
Working with global plies and global ply groups
Cohesive layers
Exporting the global layup to Fibersim
Draping global plies over the model
Layup offset
Working with imported layups
Creating ply sections and section curves
Ply-based workflow
Defining plies and a stacking sequence
Look up more details
Global layups and hand layup manufacturing
Right-click commands for ply section nodes
Right-click commands for global layup nodes
Quick links
Command reference
Pre/Post video examples
Bulk Entry Descriptions
Simcenter 3D tutorials
Browse Simcenter 3D help by product area
Ply extensions, Simcenter 3D 2021.1 Series
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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/xid396605 · retrieved 2026-07-17