ASTM E1921-2007 标准详情
- 标准号:ASTM E1921-2007
- 中文标题:测定铁素体钢过渡温度范围内参考温度To'的试验方法
- 英文标题:Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2007
Fracture toughness is expressed in terms of an elastic-plastic stress intensity factor, KJc, that is derived from the J-integral calculated at fracture. Ferritic steels are inhomogeneous with respect to the orientation of individual grains. Also, gra
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