kobelco 7050 track roller 1). accept oem or drawing 2).certificate iso9001 2008 ;iso1004 2004 3) material 35simn, 28crmnmo, etc. 4) technique forging 5)crawler
yantai evergrowing, professional crawler crane undercarriage parts supplier, we produce undercarriage parts for crawler crane. such as track shoes, upper and lower rollers, idlers and sprockets.
track lower bottom rollers for kobelco 7035 7045 7050 7055 crane. track lower bottom tollers for kobelco 7035 7045 7050 7055 crane are suitable for kobelco 7035 7045 7050 7055 crane.the 7035 track rollers/7045 lower rollers/7050 track rollers/7055 lower rollers are used to support the weight of the body and allowing the tracks shoe to move along with the wheel.
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2017 best sale kobelco 7150 crawler crane track roller with free samples , find complete details about 2017 best sale kobelco 7150 crawler crane track roller with free samples,kobelco 7150 crawler crane track roller,kh70 track roller,kh180 3 crawler crane parts track roller from construction machinery parts supplier or manufacturer fujian lianjun machinery co., ltd.
the material of kobelco 7055 track roller is 50mn, 42crmo, the main process is casting or forging ,machining, heat treated. after quenching of wheel surface ,the hardness require up to hrc 52 58 to strengthen the wear resistance of wheel surface. the shaft for kobelco 7055 track roller has high accuracy, the material of shaft is 50mn or 40mn2.