A cylindrical specimen of 1018 steel having a diameter of 6.35 mm and a gauge length of38.1 mm is pulled in tension. Use the load-elongation characteristics tabulated below. Determine the yield strength (σy) at a strain offset of 0.002. Force (N)Force (N)Displacement(mm)Displacement(mm)4.5793580.06604.9794580.111215.3795580.171815.7796580.232426.1797080.276876.5797580.3011716.9798580.3414347.3798580.3819797.7797580.4222228.1797580.4626658.5797580.5030298.9797580.5334339.3797580.5739589.7797580.61426110.1797580.65470510.5797080.69502810.9796580.72535111.3796080.76595711.7795580.80628012.1794580.97665812.5792581.37705812.978858765813.3713.771.7788582.17795873582.57825813.772.9787083.3789083.7790584.179208

Answered: Image /qna-images/answer/c3945c00-ef5e-44e6-acbf-8f92939024b5.jpg

A cylindrical specimen of 1018 steel having a diameter of 6.35 mm and a gauge length of 38.1 mm is pulled in tension. Use the load-elongation characteristics tabulated below. Determine the yield strength (σy) at a strain offset of 0.002.

A cylindrical specimen of 1018 steel having a diameter of 6.35 mm and a gauge length of 38.1 mm is pulled in tension. Use the load-elongation characteristics tabulated below. Determine the yield strength (σy) at a strain offset of 0.002.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

This figure shows typical stress-strain behaviour for a brass. The inset figure shows the behaviour at low strains. 500 70 Tosle strength 450 MPa 166,000 ps 60 400 300 MP 40 30 200 Yeld steg 250 MPa (,0a 200 20아 100- 20 100 10 0.20 030 040 If the cylindrical test sample is initially 14cm long with an initial radius of 2mm, estimate the true stress in MPa at the ultimate tensile stress. (Enter your answer to the nearest whole number) an es
2. A specimen of steel 25mm diameter witha guage langth of 200 mm is tested to destruction. It has an extension of 0.16mm under a load of 80 kn and the load at elastic limit is 160 kN. The maximum load is 180 kN. The total extension at fracture is 56 mm and diameter at neck is 18 mm. Find a. The stress at elastic limit b. Youngs's Modulus c. Percentage elongation d. Percentage reduction in area e. Ultimate tensile stress
A small aluminum alloy [E = 61 GPa] tee shape is used as a simply supported beam as shown. For this beam, a = 155 mm. The cross-sectional dimensions of the tee shape are b %3D = 22 mm, d = 33 mm, and t = 7 mm. After loads are applied to the beam at B, C, and D, a %3D compressive normal strain of 420 µɛ is measured from a strain gage located at c = 6 mm below the topmost edge of the tee stem at section 1-1. What is the applied load P? P 3P В D E Strain gage- d H b Answer: P = i N
A small aluminum alloy [E = 76 GPa] tee shape is used as a simply supported beam as shown. For this beam, a = 180 mm. The cross-sectional dimensions of the tee shape are b = 24 mm, d = 36 mm, and t = 4 mm. After loads are applied to the beam at B, C, and D, a compressive normal strain of 430 με is measured from a strain gage located at c = 10 mm below the topmost edge of the tee stem at section 1-1. What is the applied load P?
2. A steel bar, whose cross section is 0.55 inch by 4.05 inches, was tested in tension. An axial load of P = 30,500 lb. produced a deformation of 0.105 inch over a gauge length of 2.05 inches and a decrease of 0.0075 inch in the 0.55-inch thickness of the bar. Determine the lateral strain. * Your answer Determine the axial strain. Your answer Determine the Poisson's ratio v. * Your answer Determine the decrease in the 4.05-in. cross-sectional dimension (in inches). * Your answer
A small aluminum alloy [E = 65 GPa] tee shape is used as a simply supported beam as shown. For this beam, a = 125 mm. The cross-sectional dimensions of the tee shape are b = 15 mm, d = 23 mm, and t = 9 mm. After loads are applied to the beam at B, C, and D, a compressive normal strain of 460 με is measured from a strain gage located at c = 9 mm below the topmost edge of the tee stem at section 1-1. What is the applied load P?
A steel specimen is tested in tension. The specimen is 25 mm wide by 12.5 mm thick in the test region. By monitoring the load dial of the testing machine, it was found that the specimen yielded at a load of 160 kN and fractured at 214 kN. a. Determine the tensile stress at yield and at fracture. b. If the original gauge length was 100 mm, estimate the gauge length when the specimen is stressed to 1/2 the yield stress.
A 50 mm diameter steel hanger rod carries an axial load of 271 kilonewtons. Under this load, it's average unit strain is 0.00069. determine the modulus of elasticity for the steel.
An extruded polymer beam is subjected to a bending moment M. The length of the beam is L = 760 mm. The cross-sectional dimensions of the beam are b1 = 33 mm, d1 = 110 mm, b2 = 20 mm, d2 = 20 mm, and a = 6.5 mm. For this material, the allowable tensile bending stress is 11 MPa, and the allowable compressive bending stress is 12 MPa. Determine the largest moment M that can be applied as shown to the beam.
An extruded polymer beam is subjected to a bending moment M. The length of the beam is L = 680 mm. The cross-sectional dimensions of the beam are b1 = 33 mm, d1 = 93 mm, b2 = 20 mm, d2 = 20 mm, and a = 6.5 mm. For this material, the allowable tensile bending stress is 16 MPa, and the allowable compressive bending stress is 9 MPa. Determine the %3D largest moment M that can be applied as shown to the beam. b2 M d2 d1 | A B L b1 Answer: M = i N•m
A cylindrical specimen of some metal alloy having an elastic modulus of 101 GPa and an original cross-sectional diameter of 3.6 mm will experience only elastic deformation when a tensile load of 2430 N is applied. Calculate the maximum length of the specimen before deformation if the maximum allowable elongation is 0.41 mm. i mm
An extruded polymer beam is subjected to a bending moment M. The length of the beam is L = 680 mm. The cross-sectional dimensions of the beam are b, = 36 mm, d1 = 95 mm, b2 = 22 mm, d2 = 22 mm, and a = 7 mm. For this material, the allowable tensile bending stress is 11 MPa, and the allowable compressive bending stress is 13 MPa. Determine the largest moment M that can be applied as shown to the beam. b2 M d2 d1 |A В b1 Answer: M = N-m