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[求助]
低碳钢的疲劳裂纹扩展门槛值△Kth求解 已有3人参与
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小弟马上就要去做带预制裂纹的实验了，迫切想知道低碳钢的疲劳裂纹扩展门槛值△Kth。 我的材料是船用钢D32，这方面的资料很少，我就用低碳钢的疲劳裂纹扩展门槛值△Kth代替船用钢D32的，哪位前辈要是知道，但求帮助。 您的举手之劳，会让我少走很多弯路，谢谢了---再次感谢了----大侠们 |
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zbhwel
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Q235板材（10mm）的疲劳裂纹扩展门槛值△Kth=225.7N/mm3/2 Q235材料的Paris常数C、m及△Kth值测试 http://www.doc88.com/p-1085942172321.html |
3楼2015-01-18 11:36:04
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2楼2015-01-18 11:25:02
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Threshold Stress Intensity??????????????????????y??h??(load ratio, corrosion, etc.)????????????B(???????B???u???????)??????в???????????y??da/dN?????á?Kth?? ?w???????????????С??????????????Мy??l????????l????(??????????B???)?????á?  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_01.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_02.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_03.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_04.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_05.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_06.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_07.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_08.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_09.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_10.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_11.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_12.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_13.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_14.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_15.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_16.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_17.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_18.png  E€ect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V_???_19.png |
4楼2015-01-18 12:11:29
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