HR***5-50.Resistancetoheat,wearandcorrosion.Hardfacingofhightemperaturepartsuchasinternal-combustionenginevalve.HR***5-50，耐热、耐蚀、耐磨。堆焊高温工件如内燃机阀HR***5-50.Resistancetoheat,wearandcorrosion.Hardfacingofhightemperaturepartsuchasinternal-combustionenginevalve.HR***5-50，耐热、耐蚀、耐磨。堆焊高温工件如内燃机阀HR***5-50.Resistancetoheat,wearandcorrosion.Hardfacingofhightemperaturepartsuchasinternal-combustionenginevalve.HR***5-50，耐热、耐蚀、耐磨。堆焊高温工件如内燃机阀HR***5-50.Resistancetoheat,wearandcorrosion.Hardfacingofhightemperaturepartsuchasinternal-combustionenginevalve.HR***5-50，耐热、耐蚀、耐磨。堆焊高温工件如内燃机阀HR***5-50.Resistancetoheat,wearandcorrosion.Hardfacingofhightemperaturepartsuchasinternal-combustionenginevalve.HR***5-50，耐热、耐蚀、耐磨。堆焊高温工件如内燃机阀HR***5-50.Resistancetoheat,wearandcorrosion.Hardfacingofhightemperaturepartsuchasinternal-combustionenginevalve.HR***5-50，耐热、耐蚀、耐磨。堆焊高温工件如内燃机阀)