bellows design testing rev02,08-22-18 - duraflex, inc
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Bellows‐Design‐Tes ng_rev02,08‐22‐18 © Copyrights 2018 Duraflex, Inc. All rights reserved. Privileged Proprietary Property. 1
B DB DB D
765 I D , C , IL [email protected] www.duraflexinc.com P . . / . .
BELLOWS FEA (Finite Element Analysis)
BELLOWS FEA (SOLIDWORKS Simula on Premium)
EJMA (Expansion Joint Manufacturers Associa on) provides predic ve models for comparing cycle life. Due to:
Opera ng inputs such as temperature, pressure, mo on
A selec on of materials, thickness & number of plies, geometric & dimensional changes are used to op mize design.
DURAFLEX, INC. ADVANTAGESDURAFLEX, INC. ADVANTAGESDURAFLEX, INC. ADVANTAGES
AS9100D | AS9100D | AS9100D | ISO 9001:2015ISO 9001:2015ISO 9001:2015
Professional Appearance Short Lead Times Engineered Drawings American Made American Materials
Standard Products In‐stock AS9100D | ISO 9001:2015 Custom Orders Available Cost Compe ve...always! No Minimums
Duraflex, Inc. Bellows Designs Offer:
Accelera on Loading
Dynamic & Combined Loading
Exhibits Response to Sta c & Dynamic Inputs
Fa gue Analysis
Linear/Non‐Linear Response
Provides Detailed and Combined Stress Analyses
Structural Op miza on
Tests Product Performance Prior to Produc on
Vibra on Response
ALL OF THE ABOVE ALLOWS FOR DESIGN & PERFORMANCE OPTIMIZATION By Focusing on Innova on
Creates Collabora on with Customers
Faster Designs Leads = Faster Prototypes = Predictable Produc on
Promotes Tes ng as a Valida on & Verifica on Process
Test & Modify Designs Before Building Prototypes
Visualize & Create Intui ve 3D Designs
All Bellows Desi 3D Modeling 2D Drawings 3D Prin ng
BELLOWS FLOW ANALYSIS (SOLIDWORKS Flow Simula on)
Duraflex, Inc.’s Bellows Designs are revolu onizing the industry through innova ve engineering approaches & crea ng single source solu ons for our customers. Our bellows are engineered for confidence & designed to perform.
Allows Duraflex, Inc. to Perform CFD
(Computa onal Fluid Dynamics)
Fluid Analyses Fluid Dynamics
Pressure Drop Analyses Provides Heat Transfer Analyses Transit Flow Analyses
Bellows‐Design‐Tes ng_rev02,08‐22‐18 © Copyrights 2018 Duraflex, Inc. All rights reserved. Privileged Proprietary Property. 2
765 I D , C , IL [email protected] www.duraflexinc.com P . . / . .
AS9100D | AS9100D | AS9100D | ISO 9001:2015ISO 9001:2015ISO 9001:2015
Professional Appearance Short Lead Times Engineered Drawings American Made American Materials
Standard Products In‐stock AS9100D | ISO 9001:2015 Custom Orders Available Cost Compe ve...always! No Minimums
Duraflex, Inc. High‐tech Bellows Tes ng Services Offers:
W T ?W T ?W T ? Compe ve Analysis
Eliminate Inefficiencies ‐ Test Prior to Produc on
Simulate Product Performance ‐ Use Various Condi ons
Examine Design Itera on Effects
Gain Physical Understanding of Products Behavior Reveal Condi ons Where Product Failures May Occur
Valida on | Reassurance that Products, Services, Systems Meets Needs
Verifica on |Evaluate Products, Services, Systems Compliancy With regulatory, specifica ons, imposed condi ons ‐ usually an internal process.
Duraflex, Inc. may iden fy the "Right Problem", but it's difficult to iden fy the "Right Solu on" without Tes ng!
CORROSION ANALYSIS
PHYSICAL FLOW TESTING
PMI Posi ve Material ID
TEMPERATURE TESTING
Intergranular Pi ng
Per Customer Requirements
Our Process uses X‐ray Diffrac on
Internal to External Skin With/Without Mo on & Pressure
Rus ng Stress
Per EPA Verifies MTRS & Chemistry of any Material
Performance Valida on/ Verifica on
Surface Oxida on
CYCLE LIFE
LEAK TESTING
PRESSURE TESTING
VIBRATION TESTING
Installed or Neutral Posi on
Air Under Water Loca onal
Burst Decay‐Drop vs. Time
Per Customer Requirement Random Vibe
Pressure Temperature
Helium Mass Spec to 1x10 ‐12 cc/sec2
Proof External/Internal
Verify Bellows Natural Frequency (as established by FEA)
DIMENSIONAL 1ST ARTICLE (AS9102)
Post Failure Detec on Pressure Decay
SPRING VACUUM RATE TESTING
WELD ANALYSIS
Pressure Tes ng (all types)
Angular Axial
Metallurgical/Metallographic Analysis of every Weld
Combined Lateral
NDT (Non‐destruc ve Tes ng) Pull Tes ng
Torsional Tear Tes ng
Visual Examina on X‐ray
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