Question

20 mm 50 mm 35 mm r = 2 mm Sketch g, for Problem 7.53

Answer 1

Pmin =5000N MPa xpE MPa min Sup fman 10,000 0 3 mean m= mintomyn 3ou Conn 2 pmPitude &man- n 150 2- Goodman sealationx 25 MPa 3 ami m T Fos Sel UTS 25 + 26 $3 Fos 252 112-M 0.099206 + 0.074311 FoS S.47 Cos= (0.099206+0.

TY-lmn te fom m ASt 3020 ee renghth uzo mfa Yielel treny th, 3 SO MPa At elevateal temt LOKO 242 Mfa 350xO 0245MPA Endinence 1venth se osru (ih ident ondiian) 0K251 = 126 Nfa Cereneetedl endurence shregth tn fachap ondihons Se' kakiekd ke Se 1e assum because Tisese valie e notsiven inSe 1 1k 0-89K1xl26Pa ka= t aueition 4kas turfa ce inish for And at 7o1 Reliabiity kee o 89 kdzl out kel ke-Reliabidiyt kf fati gue res Naw Sel= 112-14MPa Con comprtion faer ke = BtreesisMan lhen area ismin 112 14 londing Fa cer (50-d)*t r= 12.14150-20 JI 112-14x 300 33-642 kN P Ans