HRc≥48.Resistancetowear,gascorrosionandoxidation.Hardfacingofblastfurnacehopperandcrackerpart.HRc≥48，耐磨、耐气蚀、***化。堆焊高炉料钟、破碎机件HRc≥48.Resistancetowear,gascorrosionandoxidation.Hardfacingofblastfurnacehopperandcrackerpart.HRc≥48，耐磨、耐气蚀、***化。堆焊高炉料钟、破碎机件HRc≥48.Resistancetowear,gascorrosionandoxidation.Hardfacingofblastfurnacehopperandcrackerpart.HRc≥48，耐磨、耐气蚀、***化。堆焊高炉料钟、破碎机件HRc≥48.Resistancetowear,gascorrosionandoxidation.Hardfacingofblastfurnacehopperandcrackerpart.HRc≥48，耐磨、耐气蚀、***化。堆焊高炉料钟、破碎机件HRc≥48.Resistancetowear,gascorrosionandoxidation.Hardfacingofblastfurnacehopperandcrackerpart.HRc≥48，耐磨、耐气蚀、***化。堆焊高炉料钟、破碎机件HRc≥48.Resistancetowear,gascorrosionandoxidation.Hardfacingofblastfurnacehopperandcrackerpart.HRc≥48，耐磨、耐气蚀、***化。堆焊高炉料钟、破碎机件HRc≥48.Resistancetowear,gascorrosionandoxidation.Hardfacingofblastfurnacehopperandcrackerpart.HRc≥48，耐磨、耐气蚀、***化。堆焊高炉料钟、破碎机件HRc≥48.Resistancetowear,gascorrosionandoxidation.Hardfacingofblastfurnacehopperandcrackerpart.HRc≥48，耐磨、耐气蚀、***化。堆焊高炉料钟、破碎机件HRc≥48.Resistancetowear,gascorrosionandoxidation.Hardfacingofblastfurnacehopperandcrackerpart.HRc≥48，耐磨、耐气蚀、***化。堆焊高炉料钟、破碎机件)