HRc≥53. Wear and heat resistance at high temperature, bad shock resistance. Hardfacing of three-cone bit.
HRc≥53,高温下耐磨、耐热,但抗冲击较差。堆焊牙轮钻头HRc≥53. Wear and heat resistance at high temperature, bad shock resistance. Hardfacing of three-cone bit.
HRc≥53,高温下耐磨、耐热,但抗冲击较差。堆焊牙轮钻头HRc≥53. Wear and heat resistance at high temperature, bad shock resistance. Hardfacing of three-cone bit.
HRc≥53,高温下耐磨、耐热,但抗冲击较差。堆焊牙轮钻头HRc≥53. Wear and heat resistance at high temperature, bad shock resistance. Hardfacing of three-cone bit.
HRc≥53,高温下耐磨、耐热,但抗冲击较差。堆焊牙轮钻头HRc≥53. Wear and heat resistance at high temperature, bad shock resistance. Hardfacing of three-cone bit.
HRc≥53,高温下耐磨、耐热,但抗冲击较差。堆焊牙轮钻头