36AsiacellO Homework 4 -...->3 ClassMaterials Eng. Dep.Heat TreatmentIsmail Ibrahim MarhoonHomework 4Q1: 1.5 in diameter steel part is quenched in oil with no agitation. (H=0.20).If we use a 4340; 4140; 8640; 5140; 1040 steel, what would be the hardnessnumber at the center of the part?Q2: Determine the best quenching medium to produce a minimum hardnessof HRC 40 at the center of a 3.75 cm diameter 4320 steel bar.GivenCingrate t 00c00143to434050408640ab9310304320105010401020it 1 1 2n102030Jominy distance th of an inch)Die he eted eTABLE The N canticient, or seveity of the querch, far severalguenehing sedlaH CoefticientCoaling Rate at he Centerof a l-in. Bar (CA)MediumOl no taton)04 anitation)0251845HyD inc agtationH0 fegiutontBrine Ino agtaton)Brine lapttiori104.0190206090230AdDISTANCE FROM OUENCHED END IN)DIAMETER IN)

Q1: 1.5 in diameter steel part is quenched in oil with no agitation. (H=0.20). If we use a 4340: 4140: 8640; 5140; 1040 steel, what would be the hardness number at the center of the part? Q2: Determine the best quenching medium to produce a minimum hardness of HRC 40 at the center of a 3.75 cm diameter 4320 steel bar.

Q1: 1.5 in diameter steel part is quenched in oil with no agitation. (H=0.20). If we use a 4340: 4140: 8640; 5140; 1040 steel, what would be the hardness number at the center of the part? Q2: Determine the best quenching medium to produce a minimum hardness of HRC 40 at the center of a 3.75 cm diameter 4320 steel bar.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Similar questions

1. Determine working stresses for the two alloys that have the stress–strain behaviors shown in Figures 6.22.
Hall-Petch Constants Material Y; (MPa) k (MPa.ma) Copper 25 0.12 Titanium 80 0.40 Mild Steel 70 0.74 Using Hall-Petch equation, determine the Yield Stress (MPa) for a Mild Steel piece of metal having a grain size of 100 um. O 115 MPa O 101 MPa O 144 MPa O 130 MPa
Both for Ferritic and Martimenistic sstainless steel belong to the AISI 400 series. Farris stainless steel's are heat treatable grades and Martinisitic stick stainless steel's can only be strain hearted to improve their mechanical properties. True or false
The figure shows two work pieces of steel of 0.15 %C and 1.2 %C with different dimensions. Compare between them regarding:- 1- The existed phases and the expected mechanical properties of each. 2- Give 5 important applications for each alloy. 3- The stages of Normalizing treatments for each one. 900 800 1 Aj = 727°C 0.0218 0.77 700 Dimensions of (1.5*1.5*1.5) inch Dimensions of (1*1*1) inch 0.2 0.4 0.6 0.8 1.0 1.2 1.4 6.67 Weight percent carbon Temperature ("C)
The subject is corrosion and protection of materials.
Q4: Draw the the typical engineering stress-strain curve for a steel specimen and marking the following (homogenous deformation, heterogeneous deformation, ultimate tensile strength, yield strength, Young modulus, and fracture stress). O5 Dofi the folle ing tormat
q10
Need help on this Q
Identify the main properties trend (grain size, ductility, strength, hardness) of metal alloys as a percent of cold work on the diagram below.
Heating the metal above recrystallization temperature and then sudden cooling by dipping in water is known as quenching. Select one: True False
A 2.0-inch diameter 4140 steel bar is austenized and tempered in oil without Agitation, determine the resulting hardness at 0.6 inches below the surface, present all the Procedure to get to the answer
Asap