钢铁
鋼鐵
강철
IRON & STEEL
2005年
8期
70-72,83
,共4页
弹簧钢%高强度%疲劳寿命
彈簧鋼%高彊度%疲勞壽命
탄황강%고강도%피로수명
采用旋转弯曲疲劳试验方法研究了新型高强度弹簧钢40Si2CrNi2MoV、44Si2CrV钢的疲劳性能,试验结果表明,在试样回火温度420℃时,44Si2CrV钢试样的疲劳寿命高于40Si2CrNi2MoV钢;而当回火温度480℃或560℃时,40Si2CrNi2MoV钢的疲劳寿命高于44Si2CrV钢.经各种不同的温度回火处理而使其强度接近时,40Si2CrNi2MoV、44Si2CrV钢试样的疲劳寿命均高于60Si2CrVA钢.
採用鏇轉彎麯疲勞試驗方法研究瞭新型高彊度彈簧鋼40Si2CrNi2MoV、44Si2CrV鋼的疲勞性能,試驗結果錶明,在試樣迴火溫度420℃時,44Si2CrV鋼試樣的疲勞壽命高于40Si2CrNi2MoV鋼;而噹迴火溫度480℃或560℃時,40Si2CrNi2MoV鋼的疲勞壽命高于44Si2CrV鋼.經各種不同的溫度迴火處理而使其彊度接近時,40Si2CrNi2MoV、44Si2CrV鋼試樣的疲勞壽命均高于60Si2CrVA鋼.
채용선전만곡피로시험방법연구료신형고강도탄황강40Si2CrNi2MoV、44Si2CrV강적피로성능,시험결과표명,재시양회화온도420℃시,44Si2CrV강시양적피로수명고우40Si2CrNi2MoV강;이당회화온도480℃혹560℃시,40Si2CrNi2MoV강적피로수명고우44Si2CrV강.경각충불동적온도회화처리이사기강도접근시,40Si2CrNi2MoV、44Si2CrV강시양적피로수명균고우60Si2CrVA강.
