A dimension effect probe of mechanical properties of a low alloy casting steel is done using the mechanical properties analysed respectively from samples cut from keelblock, rectangle block and real casting product, all of which are poured from the same heater.
分别用同炉浇注的基尔试块、长方体试块和铸件本体上取样检测的力学性能，探讨一种低合金铸钢力学性能的尺寸效应。
