1、40 12 2 0 0 8 M12 W : 6 mm H,oo “ +, Ho “ Y+ V ,V 6 mm, “ MM t . L= T,yp aFvVvl,VKz 6 mm,“o) V V, Vrhl “.#2001#12 ,:o3 “Ks4 回归公式 KZE , “KT1Yy ohfoVrB,B TK T = 1+ 01413h01425f r-01662. ( 2)|K9 T T( 2)9 TM1 ,M E m( m5 U).Vm5 V A, T( 2) ErTdz, vs dl, KTs1 (- 418% 915%W.D9YVKZE9 3 o “ KT = 1+ 0124 tr12.
2、 ( 3), t, roV.T(2) T( 3)B ,yN |hf =5 mm, t = 12 mm, r = 1, 2, 3, 4, 5, 6, 7, 8 mm,|T(2) T( 3)T1,TnV1.m5 E mV1 “ 1Vr /mm 1 2 3 4 5 6 7 8T(2)9 TK T1181811517113961132711282112501122611207T(3)9 TK T1183111588114801141611372113401131411294V1 V A,YV T( 2) T( 3),Vr | H,9 “ z,M t B. 8 Y V? K s,# |/.5 结 论1)
3、KZE9 “ H,o%Kvl V |013 015 mm,“; V 9 VZLy , 89 HW.2) “ Yv, T, L=i M,Y |,# “ Y V I n.3) “ oMv79F,MV 5mm H, “ oMi A.V “ YKv , “V9F, “ Mhl. L=,ypVKz 6mm,“o) V V,rhl “.4)K9 B,1oVBVr T,BVr T9 TK9 TWd,- 418% 915%W, VB T z, V L=.参考文献: 1 GURNEY T R. Finite element analyses of some jointswith thewelds transve
4、rse to the direction of stress J.W eldingResearch Internationa,l 1976, 6( 4): 40- 72.2 3, S.hT s# “ J.q v, 2005, 29(1): 123- 125. 3fj,l ,a,.ho “Ks J./w , 2004, 8( 5): 91- 99. 4A i, n .o “ Ks J,+, 2006, 23( 4): 21- 23. 5c a, 3,b+!,.Ansys E3ho“ J,S ( ), 2006, 6( 11): 53- 54. 6 BRENNAN F P, PELETIES P, HELLIER A K. Predic-ting weld toe stress concentration factors for T andskewed T-joints plate connections J, InternationalJournalofFatigue, 2000, 22( 7): 573- 584. 7-. p sM .:S, 2003. 8 . PAnsys611 sM .:v, 2002. 95 b.o p M . : 2v, 1996.(I 张 红)#2002#W : v 40
