Question

Q11. diar S. Shown on the next page are the results from a tensile test on a AISI-SAE type 416 stainless stoel shown on two different scales, one showing the entire curve and the second emphasizing the yield region Using the information below, compute the following and nill in the blanks. Don't put your calculation in the blank, put your answer in the blank (5 points each) d 0.325 in Final Gage Length: 1-2.20 in Final Diameter: Initial Gage Length: Initial Diametet l-2 in do-0.505 in 0.2% Ofset Yield Strength (in MPa) P 36000 A. 55 P3730 Ultimate Tensile Strength (in MPa) 133732 Q003 0.505 Pe Engineering Stress at Fracture (in MPa) Ao Pe True Stress at Fracture (in MPa) 337S。 AF オ0.33 (SO00 Elastic Modulus (in GPa) E SA 4 l20 L Percent Reduction in Arca A. Percent Elongation GYA A 0.2-0.1 8-1-40 2

Force displacement stress stain diagram

Answer 1

second gaph drw line OA through this poinb Mark 2t0 0 DE= 2 D04 Lane parallel bo the straight The load camespndang meet the yield shrength On t the paint where this line givts the loadfor yield rayth urve 22000 Inihial x d,2-x0-5052 anea 0.2003 in 2 A=auhal area 4 feld shreagth 22000 0-2003 H01-837 tbin2 101.337 Ki0 lin2 109.827K(0X 4.448 N (0 0254 m2 11 Viald shagk 157.3 MPa

ultimate tansile shrength (UTS) Lomespondi to the pant on the grph here shress is maximum Haus case it is the mAXimum UTS graph laad 36000 360 36000 Ap 0 2003 174.733 X1D lot lin2 F.723 X10 X4.44 (D 0254 m2 TS 12 21.2 MPa bas alty shs graph ends shenein Enguneenng strest (ES) at fachure stest ar initial the an extra fachoy t ESE 2800D area This acts used area same design Safeby in 28000 AD D-2003 131-72XL0 bflin2 129.7A2 X103x 4.44 (0-0254 m2 963.8 MPa ES (TS) Tue strest indicates the stresthee the at fachure ued to calculat stress aurea TS 28000 2/00 D LX0-2252 4 4 337.521XID bn 329.52 XLx 4.4448 N (D 0254)2 2 TS=2327 MPa modulus is the ratio of stres and Elashic sbrain at the pcaportional linit it the point

Page up ahich graph linear (Here it is A) yemains Stress at A strain at A E = KA) 15000 74. 811 X108 lflin 0-2003 74 881 X103x 4.448 56. 2 MPa Ea 2.005-la 2 005 -2 2 -2 z 2.5X O S16 2x10 = 2.5XID-3 206 5 GPa E= Percentage reductien An-A XI00 AD In area Af= D 22s2 0.083 n2 ofe reduchon D 2003- 0 D83 KID0 area 02003 5A58 % Elayatien 4XIDO 2.2-2 XIDO 2