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Questions related from Shivraj SINGH Kasana
Experiment is about tuning of microstructure of low carbon/carbon less martensite with various amounts of reverted austenite by controlling aging temperature and times.
11 April 2022 388 0 View
Austenitic stainless steels are prone to coarse and mixed grain size after hot working by forging or rolling untill forging start and finish temperature and final pass strain rate are...
07 December 2021 6,378 2 View
Some of alloy steels and superalloys have very small forging window and one faces problem of cracking during hot forging and rolling and are preferentially isothermally forged.It could be...
28 January 2020 2,751 2 View
In high speed steel M2 grade used for making tools like drills, rimmers and threading taps, two things are of paramount importance; 1. Primary carbides 2. Cell size both of these are resulting...
05 August 2019 3,110 0 View
Even after following specified heat treatment from knock out to final HT ,delayed intergranular cracks observed under all riser cutting locations and near chills in 40 ton P92 castings.What are...
04 August 2019 5,763 9 View
To study the effect of self aging in low alloy medium carbon steels and high chromium air hardening martensitic stainless steels, various steel grade samples are under study in my research...
31 July 2019 3,121 6 View
Cracking in 15-5Ph precipitation hardening stainless steel in cast electrode,, ESR/VAR ingot , post forging cooling and heat treatments in industrial manufacturing of forged semis .Precautions...
31 July 2019 389 1 View
This grade of steel has following composition; carbon 0.48-0.58% Mn 8.00-10.00% Si 0.25 max Cr 20.00-22.00% Ni 3.50-4.50% N...
01 April 2019 6,621 0 View
While making 30Ni15 iron base super alloy , suitable casting powder/teeming compound is required during casting of round electrode for further remelting in ESR/VAR.Please suggest
01 April 2019 5,255 0 View
Greetings of the day to all fellow researchers; I am trying to design and develop titanium stablized AISI 321H for nuclear application with good high temperature yield strength and creep strength
02 July 2018 5,154 3 View
High temperature yield strength, good structural stability during high temperature application and delta ferrite are basic requirements for 321H austenitic steel for nuclear reactors. A...
28 June 2018 9,902 0 View
crystallography of microstructural constituent phases,precipitates and intermetallic phases need to be identified by XRD for improvement in high temperature yield strength og titanium stablized...
28 June 2018 4,824 1 View
I need to study the matrix and stregthening by precipitates and inter metallic phases in heat resisting AISI 321 steel.I need to study grain boudaries , twin boundaries, phase mapping and...
18 June 2018 3,174 5 View
In my experimental alloy I want to calculate the actual critical temperatures of alloy steel like ac1.ac3.Bs. Bf, Ms,Mf,liquidus and solidus temperature by TMS GLEEBLE 3800.This will help me in...
16 May 2018 6,487 7 View
Delta ferrite to the extent of upto 3% in turbine blade steel grades like X222CrMoV121, K9A62C and some other grades.When finish machined turbine blades are checked for surface defects by LPT...
08 May 2018 7,222 3 View
In construction of bullet proof jacket 600 BHN quenched and tempered low alloy UHSS steel sheet of 3mm thickness is used in strike face followed by HAP and SAP made by high density polyethelene...
19 February 2018 3,450 0 View
I am associated with development of a high temperature iron base super alloy with following chemistry ; carbon 0.04 max Mn 0.50max Si 0.50max Cr 14.5 Ni 31.0 Ti 2.7 Mo 0.7 Al 1.9 Nb 0.70 we are...
12 February 2018 7,659 2 View
I am associated with development of this 30% nickel super alloy which is being manufactured by Carpenter
03 February 2018 7,200 1 View
In absence of dilatometer and other facilities I wish to estimate my heat treatment temperature by emperical formulae available but find difference of about 84 deg.C in Bf and Ms,what should Ido?
22 January 2018 2,159 0 View
Required for my project
18 January 2018 2,474 2 View
AK6 is a forgeable high strength aluminium alloy and used for manufacturing wheel of main battle tank (MBT) by forging from cast ingots and by counter pressure casting process,I wish to know the...
01 December 2017 747 1 View
I wish to explore possibility of designing a very high strength ,hardness and ductility UHSS for Armor protection with reduced weight.
08 November 2017 3,765 1 View
Dynamic properties at very high strain rate are important for aero space and armor protection , please share if you have checked in your project and also the chemical composition taken in experiments?
07 October 2017 2,707 1 View
We use kolski split preesure bar experment for to determine high strain rate deformation of materials .I wish to design an alloy steel with very high hardness and yield and tensile strength...
02 October 2017 3,205 3 View
Alloy composition Alloy intended properties characterization methods and techniques likely to be used
27 September 2017 469 0 View
