What is the Johnson-Cook properties for HT9 steel?

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What is the effect of repeating annealing process on the same material? Does it softens the material more?

If we do annealing more than one time on the material consequently, does it soften the material more? or what?

31 December 2018 6,309 12 View

What are the values for Al 6061 in LS-Dyna card "MAT_ADD_EROSION"?

What are the values for 1. Maximum pressure at failure 2. Minimum principal strain at failure 3. Maximum effective strain at failure 4. Volumetric strain at failure 5. Number of failed integration...

31 December 2018 1,433 1 View

What is the "Secondary Crack Defect" ??

Secondary crack is observed in the sheared edge. What is significance of this secondary crack and why it is generated?

08 September 2018 2,018 0 View

What is the meaning of time period in step module of Abaqus Explicit? and How to decide the time increment in Abaqus Explicit?

I am trying to simulate punching of tube process in Abaqus. Speed of punch is 10 mm/min and it have to travel total 7 mm including the thickness of tube (1.5 mm). How to simulate the Process?...

07 August 2018 7,352 12 View

How to Fix "Solver error - time step too small" error in Ansys Explicit Dynamics?

Hello Everyone, I am trying to stimulate high speed impact punching process and after refining the mesh I encounter with this error. For refining the mesh at required region i used Sphere of...

05 June 2018 5,098 2 View

How high strain rate forming processes reduces spring back?

High strain rate forming processes, Flow stress, Spring Back

04 May 2018 777 8 View

What are the material properties of Al 6061-T6 after annealing?

Material Properties after annealing.

04 May 2018 4,343 3 View

How can I apply boundary conditions in an orthotropic steel deck numerical model using ABAQUS software?

I am trying to simulate vehicular loading on an orthotopic steel deck bridge section in ABAQUS software. The red arrow mark in the attached figure indicates the direction in which the vehicle will...

08 August 2024 719 0 View

How to fix errors in my heat transfer steel structure with reinforced concrete slab model Abaqus?

I have modelled a steel structure using beam elements in Abaqus and attached to this structure reinforced concrete slab. The analysis that I am making is heat transfer of the structure. The...

07 August 2024 1,028 0 View

Do we save MSMEs of the Nation ?

SMEs are backbone of the country's white economy, most of them are II generation entrepreneurs and migrated from family owned business policies, and having sufficient higher educations for...

01 August 2024 5,562 2 View

What should be the sample container for the hydrothermal reaction in a microwave reactor at 180 °C for 10 min at the heating rate of 5 °C per minute?

Suggest one of them 1. Teflon-lined stainless steel autoclave: 2. Alumina (Al2O3) ceramic container

30 July 2024 7,326 1 View

Will the catalytic effect of retained austenite happens in steels including RA?

The catalytic effect of retained austenite refers to the phenomenon wherein quenching steels with a small amount of retained austenite, when subjected to tempering at a specific temperature...

27 July 2024 8,508 0 View

Please investigate the effect of temperature and strain rate of hot deformation and the formation of delta ferrite in martensitic stainless steel 410?

25 July 2024 9,408 0 View

How to add viscosity into a hyperelastic material such as Mooney-Rivlin rubber in LS-DYNA?

Hi, I am working on a head FE model and want to try different material types on brain. I read some papers that use Mooney-Rivlin rubber model and wondering if i can add viscosity into it. Is it...

24 July 2024 5,908 0 View

How to saturate steel samples with hydrogen?

I have tried to saturate ferritic steel with hydrogen using the electrolytic method and H2SO4. However, the effect was very poor even after 3 days of "saturation". Can anybody help in choosing a...

24 July 2024 4,393 2 View

Masonry Interaction Module ABAQUS?

I am simulating interlocking / dry stacked masonry in Abaqus. I am using a friction coefficient of 0.6 for my model as it is stated in the previous research as well as in the base paper. The...

16 July 2024 5,047 0 View

What is the mathematical expressionof theoretical yield strength calculated considering solution strengthening in stainless steel 316L?

In the expression for solid solution strengthening model that has been widely used in the literature use a linear form consisting of strength coefficient, and concentration of elements in wt.%....

11 July 2024 4,476 3 View