D 822斯米克焊条焊丝
HRc≥53.ResistancetoWearandheat,badshockresistance.Hardfacingofrotatingbladewheelofboiler.HRc≥53，耐热、耐磨，但抗冲击性差。堆焊锅炉旋转叶轮HRc≥53.ResistancetoWearandheat,badshockresistance.Hardfacingofrotatingbladewheelofboiler.HRc≥53，耐热、耐磨，但抗冲击性差。堆焊锅炉旋转叶轮HRc≥53.ResistancetoWearandheat,badshockresistance.Hardfacingofrotatingbladewheelofboiler.HRc≥53，耐热、耐磨，但抗冲击性差。堆焊锅炉旋转叶轮HRc≥53.ResistancetoWearandheat,badshockresistance.Hardfacingofrotatingbladewheelofboiler.HRc≥53，耐热、耐磨，但抗冲击性差。堆焊锅炉旋转叶轮HRc≥53.ResistancetoWearandheat,badshockresistance.Hardfacingofrotatingbladewheelofboiler.HRc≥53，耐热、耐磨，但抗冲击性差。堆焊锅炉旋转叶轮HRc≥53.ResistancetoWearandheat,badshockresistance.Hardfacingofrotatingbladewheelofboiler.HRc≥53，耐热、耐磨，但抗冲击性差。堆焊锅炉旋转叶轮)