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Estimate the roll force, F, and the torque for an AISI 1020 carbon-steel strip that is...
Estimate the roll force and the power requirements for AISI 1020 annealed carbon-steel strip that is...
Estimate the roll force and the power requirements for AISI 1020 annealed carbon-steel strip that is 250 mm wide and 8 mm thick and rolled to a thickness of 6 mm. The roll radius is 250 mm, and it rotates at 200 rpm.
A 300 mm wide and 10.6 mm thick steel strip is fed through a rolling mill....
A 300 mm wide and 10.6 mm thick steel strip is fed through a rolling mill. The roller radius is 162 mm and the output thickness is 7.4 mm at a roll speed of 34 RPM. For the steel material K= 125 Mpa, and n=0.12. calculate the roll force and the required roll motor power in KWatts
The rotating shaft shown in the figure is machined from AISI 1020 CD steel. It is subjected to a force of F=6 kN.
Problem 4: The rotating shaft shown in the figure is machined from AISI 1020 CD steel. It is subjected to a force of F=6 kN. Find the maximum factor of safety for fatigue based on infinite life. If the life is not infinite, estimate the number of cycles. Be sure to check for yielding. All dimensions are in mm.
1. The gears have full depth teeth and are manufactured from AISI 1020 CD (Through hardened...
1.
The gears have full depth teeth and are manufactured from AISI 1020
CD (Through hardened grade 1 steel) to 248 BHN and have a module of
3 mm/tooth with a pressure angle of 20 degrees. The motor develops
a peak power of 44.54 kW at 1,869 rpm. Use a factor of safety of 8
from the yield strength for the shaft. The shaft is made from AISI
1040 CD steel. Estimate the maximum bending moment in shaft CD.
Give...
A 30-mm thick AISI 1020 steel plate is sandwiched between two 2024-T3 aluminum plates, one 10-mm...
A 30-mm thick AISI 1020 steel plate is sandwiched between two 2024-T3 aluminum plates, one 10-mm thick and the other 20-mm thick, and compressed with a bolt and nut with no washers. The bolt is M10 x 1.5, property class 5.8 a) Determine a suitable length for the bolt, rouded up to the nearest 5 mm b) Estimate the bolt stiffness c) Estimate the stiffness of the members d) Calculate the joint constant C. 20 aA
A 30-mm thick AISI...
Q.6 Rolling A 28+Y mm thick, 275+X mm wide metal strip is fed through a two – high rolling mill; each roll has a radius of 240+Z mm having a rotational speed of 48+Z rpm. The strip thickness is to be...
Q.6 Rolling A 28+Y mm thick, 275+X mm wide metal strip is fed through a two – high rolling mill; each roll has a radius of 240+Z mm having a rotational speed of 48+Z rpm. The strip thickness is to be reduced to 24+Y mm in one pass. The strength coefficient of the work material is 270 MPa and strain-hardening exponent is 0.12. Determine: a- The minimum coefficient of friction between the strip and roll surface μ (Use dmax =...
(32 POINTS) IV. A n ann ealed copper strip 12 inches wide and 2 inches thick,...
(32 POINTS) IV. A n ann ealed copper strip 12 inches wide and 2 inches thick, is rolled to its maximum in one pass. The following properties of annealed copper are given: strength coefficient is 80,000 psi; true strain at the onset of non-uniform deformation is 0.5; an engineering strain at yield is 0.12. The coefficient of friction between strip and rollis 0.25. The roll radius is 16 inches and the rolls rotate at 150 rpm Calculate the roll-strip contact...
The rotating shaft in the glven figure is machined from AISI 1020 CD steel. It is subjected to a force of F= 7 kN.
The rotating shaft in the glven figure is machined from AISI 1020 CD steel. It is subjected to a force of F= 7 kN. Find the minimum factor of safety for fatigue based on Infinite life. Be sure to check for yielding. What are the values of the theoretical stress-concentration factor, the notch sensitivity. and the fatigue stress concentration-factor? The value of the theoretical stress-concentration factor is _______ The value of the notch sensitivity is _______ The value of the fatigue stress-concentration factor is...
5. A 38-mm-diameter solid steel shaft, 2 m long, is subjected to a torque of 600...
5. A 38-mm-diameter solid steel shaft, 2 m long, is subjected to a torque of 600 N.m, as shown below. The steel is AISI 1020 hot-rolled. Calculate a) The maximum torsional shear stress b) The angle of twist, ?, in degrees, ifG2 79.3 x 10"MPas 79.3 x 10, N/m2 Te TL Recall radian 57.3 32 JG
6-16 The rotating shaft shown in the figure is máchined from AISI 1020 CD steel. It...
6-16 The rotating shaft shown in the figure is máchined from AISI 1020 CD steel. It is subjected o a force of F = 6 kN. Find the minimum factor of safety for fatigue based on infinite life. If the life is not infinite, estimate the number of cycles. Be sure to check for yielding. 500 25 D 35 D 50 D 3 R Problem 6-16 mensions in millimeters 25 D. 20 20 20 20 280
1.
The gears have full depth teeth and are manufactured from AISI 1020
CD (Through hardened grade 1 steel) to 248 BHN and have a module of
3 mm/tooth with a pressure angle of 20 degrees. The motor develops
a peak power of 44.54 kW at 1,869 rpm. Use a factor of safety of 8
from the yield strength for the shaft. The shaft is made from AISI
1040 CD steel. Estimate the maximum bending moment in shaft CD.
Give...
A 30-mm thick AISI 1020 steel plate is sandwiched between two 2024-T3 aluminum plates, one 10-mm thick and the other 20-mm thick, and compressed with a bolt and nut with no washers. The bolt is M10 x 1.5, property class 5.8 a) Determine a suitable length for the bolt, rouded up to the nearest 5 mm b) Estimate the bolt stiffness c) Estimate the stiffness of the members d) Calculate the joint constant C. 20 aA
A 30-mm thick AISI...
(32 POINTS) IV. A n ann ealed copper strip 12 inches wide and 2 inches thick, is rolled to its maximum in one pass. The following properties of annealed copper are given: strength coefficient is 80,000 psi; true strain at the onset of non-uniform deformation is 0.5; an engineering strain at yield is 0.12. The coefficient of friction between strip and rollis 0.25. The roll radius is 16 inches and the rolls rotate at 150 rpm Calculate the roll-strip contact...
5. A 38-mm-diameter solid steel shaft, 2 m long, is subjected to a torque of 600 N.m, as shown below. The steel is AISI 1020 hot-rolled. Calculate a) The maximum torsional shear stress b) The angle of twist, ?, in degrees, ifG2 79.3 x 10"MPas 79.3 x 10, N/m2 Te TL Recall radian 57.3 32 JG
6-16 The rotating shaft shown in the figure is máchined from AISI 1020 CD steel. It is subjected o a force of F = 6 kN. Find the minimum factor of safety for fatigue based on infinite life. If the life is not infinite, estimate the number of cycles. Be sure to check for yielding. 500 25 D 35 D 50 D 3 R Problem 6-16 mensions in millimeters 25 D. 20 20 20 20 280
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