Street Address: Lihe,Zouqu,Changzhou.
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Surface hardness contacted by roller needle and depth of hardened layer is 58-64HRC and 0.6-1.0mm individually.
End plane, size tolerance of bottom of underside of shell hole, geometric accuracy, steel performance, axial runout, and roughness are all up to technical requirements of national standard and departmental standard. Surface hardness contacted by roller needle and depth of hardened layer is 58-64HRC and 0.6-1.0mm individually when does not use thrust washer.
Our company through the authentication of ISO/TS16949.