Two pieces roller shell rim. Heat treated shells for body strength and longer wear life. Heat treated for a deep uniform hardened depth that provides wear life equal to link wear life. Center flange absorbs side thrust from roller shell.
Side cover: QT 450-10, strength as follows: tensile strength ob (MPa): 2450 yield strength 00.2 (MPa): 2310 hardness: 160 ~ 210 hb. Roller: 45 # carbon steel or 40 Cr. Quenching of HRC25-30 and surface quenching of HRC 52-58.
Two pieces roller shell rim. Heat treated shells for body strength and longer wear life. Heat treated for a deep uniform hardened depth that provides wear life equal to link wear life. Center flange absorbs side thrust from roller shell.
1x Bottom Roller. Roller Specifications：. Bolt, grade 12.9, HRC45-52. Surface Hardness: HRC52-58, Deepth:5mm-10mm. So we could help you solve the problem well. Material: 50 MnB Steel. Anyway ,by nice communications ,we can find a way to make you satisfied.
Side cover: QT 450-10, strength as follows: tensile strength ob (MPa): 2450 yield strength 00.2 (MPa): 2310 hardness: 160 ~ 210 hb. Roller: 45 # carbon steel or 40 Cr. Quenching of HRC25-30 and surface quenching of HRC 52-58.
Two pieces roller shell rim. Heat treated shells for body strength and longer wear life. Heat treated for a deep uniform hardened depth that provides wear life equal to link wear life. Center flange absorbs side thrust from roller shell.
Side cover: QT 450-10, strength as follows: tensile strength ob (MPa): 2450 yield strength 00.2 (MPa): 2310 hardness: 160 ~ 210 hb. Roller: 45 # carbon steel or 40 Cr. Quenching of HRC25-30 and surface quenching of HRC 52-58.
Side cover: QT 450-10, strength as follows: tensile strength ob (MPa): 2450 yield strength 00.2 (MPa): 2310 hardness: 160 ~ 210 hb. Roller: 45 # carbon steel or 40 Cr. Quenching of HRC25-30 and surface quenching of HRC 52-58.