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VERSION 2.1 (November 2024)

• Fixed casting route calculations for stainless steels
• Added check to prevent running calculations for pure elements
• Updated terms and conditions

VERSION 2.0 (September 2024)

• Extended design space to include processing variables: heat treatment temperature, austenitisation temperature, cooling rate, and holding temperature/time
• Implemented calculation of mechanical properties for aluminium alloys, general steels, and Ni- and NiFe-based superalloys
• Added a casting route for the calculation of thermodynamic and physical properties
• Added new module "Cast Iron"
• Extended objective space to include many more properties: average expansion coefficient, solidification range, hot cracking susceptibility, growth restriction factor, room-temperature yield stress, tensile stress, and hardness, rupture stress/life, average bond order and orbital energy level
• Further extended objective space to include user-defined properties as a function of temperature and alloy composition
• Updated the thermodynamic and properties databases to match those included in JMatPro v14.0
• Fixed a minor bug preventing some popup components from working properly

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Version 15.0

NEW FEATURES

• added choice between martensitic, bainitic and pearlitic microstructure in the tempered hardness calculation for General Steels
• added secondary phases consideration in Advanced CCT and Hardenability calculations for General Steels
• added calculation of physical and mechanical properties under room temperature for all materials
• added calculation of magnetic permeability in General Steels Quench Properties
• added choice between annealed and tempered condition in High Temperature Strength for Stainless Steels
• added new variable Bar Radius in Grossmann hardenability of General Steels
• added display of weight fractions in back diffusion profile plot
• added an expert mode in options for user settings
• added Bainite and Martensite start temperature to calibration of General Steels TTT
• added a warning message about using high transformation fractions in General Steels Quick TTT/CCT
• more robust General Steels solidification calculation if only Ferrite is present in the mushy zone
• more robust General Steels and Stainless Steels solidification calculation
• more robust Heat Treatment calculation for Ni alloys
• improved axis labelling in General Steels hardenability plots
• improved label for High Temperature Strength plots
• improved strength conversion in input for High Temperature Strength calculation of Stainless Steels
• improved consistency in Ni Superalloys "Heat Treatment" calculation for alloys containing Boron
• improved appearance of list of properties when folding properties' groups
• improved stress-strain calculation for High Temperature Strength in tempered General Steels
• improved phases mapping in isopleth calculations
• improved cast strength calculation for Mg alloys

DATABASES CHANGES

• overall check and clean-up of all thermodynamic databases (Fe,Al,Mg,Ni,Co,Cu,Ti,Zr and Solder Alloys)
• new assessment of AlCuFeNi systems in Cu thermodynamic database
• addition of Si3N4 phase to Fe thermodynamic database (for SIMHEAT export use)
• addition of Nb to the Al thermodynamic database
• addition of Ti to the Cu thermodynamic database with phases Cu4Ti and CuNiTi
• adjusted (Fe,Ni)Al phase in Fe thermodynamic database
• adjusted Mo in LAVES phases in Ni and Co thermodynamic databases
• adjusted Ni and Co in FCC contribution to molar volume
• extended properties of SiC phase

EXPORT CHANGES

• new AFDEX heat treatment export
• improved Transvalor-Steel and THERCAST export for hypereutectoid steels
• added hardness data to DEFORM-HT export
• improved SIMHEAT nitriding and carbo-nitriding export
• added option of non-treatable alloys in Sysweld export for Aluminium Alloys
• removed potential double point in Sysweld export for Aluminium Alloys
• changed the order in temperature of physical properties order in DEFORM-HT/DEFORM-Forming to avoid data interpolation issues
• corrected unit of electrical conductivity in export to COMSOL-Multiphysics
• extended phase transformations and magnetic permeability in COMSOL-Multiphysics export
• added an option to only export small strain points in General Steels export to Heat Treatment packages

BUG FIXES

• fixed potential saving of un-calibrated data to a calibrated General Steels material file
• fixed calculation of Al cast strength T5 temper
• fixed Flow Limit Diagram calculations for Co alloys
• fixed a potential failure in High Temperature Strength calculation
• fixed export options not all shown under certain conditions
• fixed phases colours choice not respected in General Steels hardenability plot
• fixed potential failure in solidification calculation for heavily alloyed Ti alloys
• fixed ASTM grain size use in Austenite flow stress in General Steels
• fixed limit of graph to the maximum temperature chosen instead of the heat treatment temperature in High Temperature Strength and Flow Stress Analysis of Ni,Ti,Co alloys and Stainless Steels
• fixed failing calculation of TTP for Stainless Steels and General Steels
• fixed wrong grain size indication in the results of room temperature strength of Ti alloys if only Beta is present
• fixed input window getting too large

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• Extended the calculation of physical, thermophysical and mechanical properties below room temperature
• Added Heat Treatment module for the calculation of microstructural evolution and room-temperature strength following heat treatment of nickel and nickel-iron based superalloys
• Added secondary phases in the calculation of CCT diagrams of general steels, including the contribution of carbides to the strength
• Extended the calibration of TTT/CCT diagrams of general steels to include shifts in bainite and martensite start temperatures
• Added atomic and weight phase fractions to the output of cooling and quench solidification calculations
• Added magnetic permeability to the output of cooling and quench solidification calculations for general steels
• Added phase boundaries search in Solidification calculations using the quench from equilibrium model
• Improved robustness of automatic extraction of austenitisation temperature in quench solidification calculations for general steels
• Extended high-temperature strength and flow stress calculations in the Mechanical module for stainless steels in the tempered condition
• Improved flow stress calculations for general steels in the tempered condition
• Extended the calculation of tempered hardness to consider general steels of martensitic, bainitic and pearlitic microstructures
• Changed high-temperature strength calculation strategy to make sure output respects user choice of maximum temperature
• Improved phase mapping to deal with hanging and labelling issues
• Changed stacking-fault energy calculation to prevent negative values
• Updated the thermodynamic and properties databases to match those included in JMatPro v15.0
• Added Nb to aluminium alloys
• Added Ti to copper alloys
• Added Si3N4 phase to Fe thermodynamic database
• Adjusted (Fe,Ni)Al phase in Fe thermodynamic database
• Added Cu4Ti and CuNiTi phases to Cu thermodynamic database
• Reassessed AlCuFeNi systems in the Cu thermodynamic database
• Adjusted Mo in LAVES phases in Ni and Co thermodynamic databases
• Adjusted Ni and Co in FCC contribution to molar volume
• Extended properties of SiC phase
• Fixed possible failure in Solidification calculations using the quench from back diffusion model for steels, when ferrite fully transforms to austenite in a single temperature step below the solidus
• Fixed possible failure in Solidification calculations for heavily alloyed titanium alloys
• Fixed possible failure in high-temperature strength calculations

Download list of changes

Version 2.0 (September 2024)

CHANGES

• Extended design space to include processing variables: heat treatment temperature, austenitisation temperature, cooling rate, and holding temperature/time
• Implemented calculation of mechanical properties for aluminium alloys, general steels, and Ni- and NiFe-based superalloys
• Added a casting route for the calculation of thermodynamic and physical properties
• Added new module "Cast Iron"
• Extended objective space to include many more properties: average expansion coefficient, solidification range, hot cracking susceptibility, growth restriction factor, room-temperature yield stress, tensile stress, and hardness, rupture stress/life, average bond order and orbital energy level
• Further extended objective space to include user-defined properties as a function of temperature and alloy composition
• Updated the thermodynamic and properties databases to match those included in JMatPro v14.0
• Fixed a minor bug preventing some popup components from working properly

Download list of changes

Version 14.5

BUG FIXES

• Fixed inconsistencies in units in Abaqus export

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Version 8.1

• Implemented a more efficient algorithm to accelerate the calculation of flow stress curves.

• Improved calculation of the elastic limit point in stress-strain curves.

• Improved model and fixed inconsistencies in strength calculations for aluminium alloys.

Version 8.0.1

• corrected typo in parameter for mechanical properties of some Aluminium alloys

Version 8.0

• Implemented a back diffusion model for steels in the Solver and Solidification modules.
• Extended the Solidification module with a quench from back diffusion model for steels and titanium alloys, improved existing quench models, and implemented a variant of the quench from Scheil-Gulliver model for titanium alloys.
• Added specific heat and latent heat of formation for each of the austenite decomposition products to the output of a Solidification calculation using the quench from Scheil-Gulliver model for steels and white cast irons.
• Extended the Cooling module for titanium alloys.
• Extended high-temperature strength and flow stress calculations in the Mechanical module for general steels in the tempered condition.
• Improved calculation of latent heat of formation of ferrite from austenite.
• Reassessed creep for BCC phase in steels.
• Improved creep and rupture strength models for nickel-based alloys.
• Added new dislocation cutting mechanism in aluminium alloys kinetics.
• Remodelled age hardening for Al3Sc phase in aluminium alloys.
• Improved stability of the thermodynamic solver.
• Updated the thermodynamic and properties databases to match those included in JMatPro v14.0.
• Adjusted the Al thermodynamic database.
• Reassessed molar volume of Ti2Cu and Ti2Ni phases for titanium alloys.
• Fixed possible failure in aluminium strength calculations.
• Fixed possible failure in high-temperature strength calculations for general steels.

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Version 13.3 (April 2023)

BUG FIXES

• for General Steels, fixed an uncommon incomplete or failing export of TTT data to Transvalor software and COMSOL Multiphysics® when one phase (Ferrite, Pearlite, Bainite) does not appear at all
• fixed an uncommon error preventing phases to be found in TTT/CCT calculations for Ni superalloys

Version 13.2 (August 2022)

(Please note that the changes in version 13.2 only affect General Steels and Fe alloy users)

BUG FIXES

• fixed General Steels THERCAST export always using default phases transformation input data
• fixed General Steels Reaustenitisation Properties calculation failing with user profile

Version 13.1 (June 2022)

NEW FEATURES

• improved Cu effect in Al alloys mechanical properties
• improved assessment of kinetics in Al alloys for some phases
• added pdf documentation for Al-T8 heat treatment
• added Austenitisation temperature input for THERCAST casting export in General Steels

BUG FIXES

• fixed solidification calculation in Al alloys containing Oxygen
• completed and corrected physical properties for TIM_B2 phase in Ti alloys
• fixed a possible failed export for DEFORM-HT
• fixed a possible bad calculation for Jominy Hardenability and Quench Properties calculations
• fixed Simufact-Additive export preventing multiple calculations

Version 13.0 (December 2021)

NEW FEATURES

• extension of re-austenitisation (phases and properties) and TTA curves calculations to hypereutectoid steels
• extension of magnetic permeability calculations to hypereutectoid steels
• calculation of rupture strength of tempered power plant type steels - added to the "Simultaneous Precipitation" calculation for carbide-strengthened steels
• addition of CLUSTER phase to Metastable phases - TTT/CCT - isothermal calculations for Al alloys
• improved model for TTA calculations (revised T_ferrite calculation)
• improved model for Stainless Steel solidification
• remodelled contribution of particles at grain boundaries to rupture life in Ni alloys
• added T8 age hardening calculations for Al wrought alloys
• added T4, T5 and T6 age hardening calculations for Al cast alloys
• new modelling of TTT/CCT/isothermal/age hardening calculations for 6xxx Al alloys
• addition of calculation of RT strength of Al alloys after exposure to higher temperature at multiple isothermal temperatures instead of one at a time
• addition of user defined profiles to Ti cooling properties
• improved calculation of fracture toughness of steels with effect of nitrides and excessive Si
• improved calculation of the elastic limit (point of the stress-strain curve at 0 strain)
• variable number of significant figures show when a graph point is clicked and values are given (better precision for small values)
• allowed phase boundaries control in "Extended General physical properties" for difficult calculations
• improved tempering calculations: austenite can now be stable at the tempering temperature
• improved coarsening, stability model and new strength model in Simultaneous Precipitation calculations and added choice of phases
• improved martensite tempering model for plain carbon and alloyed steels
• improved Forming Limit Diagram model with consideration of anisotropy and order of yield surface
• re-assessed yield strength <-> tensile strength <-> hardness inter-conversions for steels
• labelled magnetic permeability as maximum in graphs when relevant.
• added average expansion coefficient to properties displayed in general steels Quench Properties
• better implementation of number of points per decade in flow-stress analysis
• new printing mechanism
• new location of index files

DATABASES CHANGES

• new documentation on all thermodynamic databases
• added NiW and Ni6Si2B phase to Ni thermodynamic database
• adjusted MC phase in Ni and Co thermodynamic databases
• added Al12Mo to Al thermodynamic database
• added CLUSTER metastable phase to Al thermodynamic database
• adjusted MgRE12 phase in Mg thermodynamic database
• re-assessed thermal conductivity contribution for Cu and Si in FCC phase
• re-assessed thermal conductivity for Mg alloys with significant Al content

EXPORT CHANGES

• for Ti alloys, new export for Simufact Additive
• for general Steels, new export for DANTE® Heat Treatment Simulation software
• for general steels, extended COMSOL Multiphysics® export with transformation data
• added data for heating transformation in DEFORM-HT export and extended data exported to higher temperatures
• new and improved Sysweld and ProCast export format
• improved and corrected Ansys export (ENTH unit changed to J/m^3 and temperature unit can be chosen)

BUG FIXES

• fixed coarsening calculation at high temperatures for NiFe superalloys reporting overestimated coarsening rate for Gamma'
• fixed fracture toughness calculation failing because of secondary phases appearing
• fixed minor inaccuracies in permeability calculation
• fixed failing calculation in cast-iron solidification when temperature unit is F
• fixed bug in quench properties calculations occurring with some user-defined profiles
• fixed missing phases details for Young's, bulk, shear moduli as well as thermal conductivity for white cast iron solidification
• fixed wrong fixed temperature information exported when exporting a flow stress analysis data at varying strain rate
• fixed inconsistency in welding cycle
• fixed possible problems from location of files in non-standard installation

Download list of changes

JMatPro® API v7.1, June 2022

• Extended Mechanical module with the calculation of tempered hardness for general steels

• Improved Cu effect in the mechanical properties of aluminium alloys

• Improved assessment of kinetics for some phases of aluminium alloys

• Completed and corrected physical properties for TIM_B2 phase of titanium alloys

• Fixed Solidification calculations for aluminium alloys containing oxygen

• Fixed a possible issue affecting Cooling calculations

• Added full Python wrapper and sample code for all available modules

JMatPro® API v7.0, December 2021

• Improved quench from Scheil-Gulliver solidification model for steels to deal with cases where austenite only appears in the solid state

• Reassessed yield strength <-> tensile strength <-> hardness interconversions for steels

• Extended Mechanical module for aluminium alloys, including the calculation of room-temperature and high-temperature strength, as well as flow stress and age hardening curves

• Remodelled contribution of particles at grain boundaries to rupture life in Ni alloys

• Improved calculation of the elastic limit (point of the stress-strain curve at 0 strain)

• Moved jmpSetQuenchRate() to the Core module

• Added function to toggle elastic region in flow stress curves on or off

• Changed the strain rate decade subdivision method used in high-temperature strength and flow stress calculations to produce nicer values

• Updated the thermodynamic and properties databases to match those included in JMatPro® v13.0

• Added NIW and NI6SI2B phases to Ni thermodynamic database

• Adjusted MC phase in Ni and Co thermodynamic databases

• Added AL12MO phase to Al thermodynamic database

• Added CLUSTER metastable phase to Al thermodynamic database

• Adjusted MGRE12 phase in Mg thermodynamic database

• Reassessed thermal conductivity contribution for Cu and Si in FCC phase

• Reassessed thermal conductivity for magnesium alloys with significant Al content

• Fixed bug in Cooling calculations occurring with some user-defined profiles

• Fixed mismatching problems in Solidification calculations using the quench from Scheil-Gulliver model for steels or white cast irons with out-of-step austenitisation temperatures

• Fixed missing reset in Solidification calculations using the quench from Scheil-Gulliver model for steels, which could lead to wrong behaviour for ferritic steels with secondary phases