Home / Standards / GB/T 46657-2025 GB/T 46657-2025 Active Plain bearings—Fluid film bearing materials for vehicular turbocharger 滑动轴承 车辆涡轮增压器用油膜轴承材料 Standard Type GBT ICS 21.100.10 CCS J12 Status 现行 Issue Date 2025-10-31 Implementation 2026-02-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A