Results 91 to 100 of about 538 (176)

Structure and Mechanical Properties of Linepipe Steel X80

open access: yesTeshugang, 2006
The  structure,strength  and  impact  toughness  of  linepipe  steel  X80-0.04C,1.87Mn,0.27Mo,0.06Nb,  0.006V,0.017Ti were tested and compared with linepipe steel X70.The exarination results showed that as structure of the linepipe  steel X80 was ...
张小立   +6 more
doaj  

Ductile-to-brittle transition behavior and determination method in X80 pipeline girth welds utilizing the master curve method

open access: yesHanjie xuebao
The fracture toughness distribution of X80 high-strength pipeline steel girth welds in the ductile-to-brittle transition region was systematically studied using the master curve method. According to ASTM E1921-97 Standard Test Method for Determination of
Baoming GONG   +5 more
doaj   +1 more source

Structure Feature and Strength-Toughness of High Grade Pipeline Steels

open access: yesTeshugang, 2006
The  test  results  with   electron  backscattered   difraction(EBSD)and   scanning   electron  microscope(SEM)  study  and  mechanical  properties  examination  show  that  the  structure  of microalloying  X70,X80  and  X100  pipeline  steels consists 
张小立   +5 more
doaj  

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