Home / Standards / GBT 3480.6-2018 GBT 3480.6-2018 Calculation of load capacity of spur and helical gears — Part 6: Calculation of service life under variable load 直齿轮和斜齿轮承载能力计算 第6部分:变载荷条件下的使用寿命计算 Standard Type GBT ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A