Improved crack tip opening displacement fracture toughness parameters δdc and δmc for engineering materials and associated criteria for ductile fracture

1994 ◽  
Vol 65 (3) ◽  
pp. R49-R52
Author(s):  
Tie-Jun Wang ◽  
Guo-Ming Feng
Keyword(s):  
Fracture Toughness ◽  
Ductile Fracture ◽  
Crack Tip ◽  
Crack Tip Opening Displacement ◽  
Opening Displacement ◽  
Engineering Materials ◽  
Crack Tip Opening

CTOD Specimen’s Fatigue Crack Prefabricated Test for Bridge Steel

2011 ◽  
Vol 71-78 ◽  
pp. 5034-5037
Author(s):  
Qi Ming Yu ◽  
Hao Liang Sa ◽  
Qian Long Yang ◽  
Pei Ao ◽  
Xiao Jing Liao ◽  
...  
Keyword(s):  
Fracture Toughness ◽  
Fatigue Crack ◽  
Crack Tip ◽  
Fracture Toughness Test ◽  
Crack Tip Opening Displacement ◽  
Opening Displacement ◽  
Toughness Test ◽  
Bridge Steel ◽  
Crack Tip Opening ◽  
Different Thickness

According to the BS7448 fracture toughness test standard and DNV-OS-C401,this dissertation conducted a CTOD(crack tip opening displacement) fatigue crack precast test with the used steel Q370qE in bridge.Respectively tested different thickness mather materials’condition of fatigue crack,and analysis the test’s results,thus obtained the related conclusions.

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