could someone explain what will be the effect of cooling rate on shperoidisation annealing ?
Dear friends, I'm working on 26MnB5 Hot rolled steel,micro analysis reveals the presence of C/Mn segregation along with the ferrite / pearlite bands. I analysed the segregation area ,...
04 May 2018 6,386 0 View
A TUBE MADE OF SAE 1020 (LOW CARBON LOW STEEL) WHEN ANNEALED AT ABOUT 900°C PRODUCES DECARBURISATION DESPITE THE PRESENCE OF EXO GAS IN THE FURNACE. THE TYPICAL CHEM COMPOSITION OF SAE1020 IS AS...
05 June 2017 1,264 0 View
could someone explain me how sulphur addition to steel in excess affect the transverse ductility , while the longitudinal ductility remains unaffected ?
03 April 2017 3,986 3 View
*The max allowable hardness - 22 HRC
05 June 2016 7,579 0 View
I'm doing my thesis on electro-deposition of Zn-Ni on Mg AZ91D alloy. I tried to coat the substrate by the following experimental way and the result turned out to be bad, the Zn-Ni coating was...
03 April 2015 1,603 2 View
Greetings. I’m currently running a nested pcr for giardia. My mastermix comprised of 3mM Mgcl2, 5unit of taq polymerase, 0.2uM of forward and reverse primers each respectively and 0.2mM of dNtp...
22 July 2024 9,761 5 View
I have prepared Copper thin films by magnetron sputtering and the samples have been annealed at 100, 200 and 300 degree celsius. The variation of the rms roughness and all other AFM height related...
11 June 2024 9,774 1 View
Study case : turbo-generator cooling I have a small rotor-stator gap with slots on the stator. The rotor is rotating at high RPM (around 10,000 RPM). The cooling fluid is also circulating...
10 June 2024 579 0 View
I am trying to design a heat removal system for a specific application. As the heat flux is very high, the only way to reduce the temperature is by increasing fluid(water) velocity. I am worried...
27 May 2024 3,804 4 View
Can heating degree days be negative and how do you calculate cooling degree-days in Celsius and heating time and what is heating and cooling time constant?
16 May 2024 8,300 6 View
Hi TRNSYS users, I am new into TRNSYS and would like to model a smart system that can extracts energy from the output of a cooling mode heat pump and use it in either of the following ways: During...
16 May 2024 5,052 0 View
I am doing my undergrad thesis that requires me to do PCR-RFLP analysis on DNA that I extracted from some blood samples. Initially, I was using the Qiagen mastermix for the optimization of my...
14 May 2024 4,370 4 View
Why is the earth still very hot inside if it has been cooling since its formation and how heat is transferred in the earth's interior?
13 May 2024 3,959 0 View
Hi, I'm currently trying to generate a one-vector plasmid system for a knockout using CRISPR/Cas9. I'm using lentiCRISPRv2 (ampicillin-resistant) and following the GeCKO Target Guide Sequence...
29 April 2024 3,660 0 View
I recently designed the qrtpcr primers from the 3'utr of the plant's genomic DNA keeping in mind that the annealing temperature should be 60 degree. Once I received the primers first to optimise...
25 April 2024 5,935 3 View