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It is reported in literature that carbon steel is generally satisfactory for storage tank for sulfuric acid at or above 98%. Which grade of carbon steel is promising for this purpose?

06 July 2018 5,035 1 View

Why grade A36 carbon steel is not recommended for storage of concentrated sulfuric acid(above 98%)?

Literature recommends that carbon steel is the appropriate material for storage of concentrated sulfuric acid (above 98%) at ambient temperature. But usage of grade A36 as material of construction...

06 July 2018 5,878 4 View

What is the possibility and amount of formation of matrensite during cold working at 27 0C, If Md30 temperature for AISI 321 is calculated as 9 0C.

03 April 2016 5,874 1 View

What is the maximum permissible limit of Zinc, Cu, Al, & Sn in AISI 304, & 321 Austenitic stainless steel?

03 April 2016 9,820 3 View

What is the effect of Zn, Cu, Al, V, Na & Sn on mechanical properties especially the % elongation of AISI 321 Austenitic stainless steel?

What is the permissible limit of low melting impurities like Zn, Al, Cu, V, Na & Sn in AISI 321 steel. What is the impact of these impurities on mechanical properties of AISI 321 if these...

03 April 2016 7,399 0 View

What is the Relationship between misorientation angles/axis & angle/axis for coincidence site lattices.Can these be related to deformation mechanism?

31 December 2014 1,028 3 View

What could be the reasons of grain coarsening during tensile testing of Mg alloys?

Grain coarsening of a specific magnesium alloy during tensile testing has been observed which not only increased the hardness of the material but very surprisingly the texture got weaker. Please...

31 December 2013 8,861 6 View

Under what conditions during processing of magnesium alloys does the Hall-Petch relation reflect in reverse?

Does the Hall-Petch relation of finer the grain size higher the hardness hold to all Mg alloys? If some Mg alloys show reverse Hall-Petch relation, what could be the reasons?

08 September 2013 6,519 6 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

12% ledeburitic cold work tool steel, etched for revealing retained austenite, any help for clarifying?

Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...

02 March 2021 4,119 3 View