4 mm yield shrss = 400 MA : S 了 320x o 320 x10 Representahm Stress eliment X. principal shrsse 2. (100)+ (-P)- (10) (Sy)
ト2 +100トーノ50.000 。 as we Rdylaken Shess in y'a nyahive yrt! İressure p= 34o.si 24 MPq minimum to Caye yield (b) A ccordiny to Tresa Jield nian, hessてmes = Sy 2. 2 100-P st syt-100 400-U h- 30 MPa