Home / Standards / GB/T 3480.2-2021 GB/T 3480.2-2021 Active Calculation of load capacity of spur and helical gears—Part 2: Calculation of surface durability (pitting) 直齿轮和斜齿轮承载能力计算 第2部分:齿面接触强度(点蚀)计算 Standard Type GBT ICS 21.200 CCS J17 Status 现行 Issue Date 2021-03-09 Implementation 2021-10-01 Responsible Dept 国家标准委 Drafting Unit N/A