Home / Standards / GB/T 19935 GB/T 19935 Active Name plates, centre distances, information to be supplied to gear manufacturer by the purchaser for worm gear units 蜗杆传动装置的铭牌、中心距、用户提供给制造商的参数 Standard Type GBT ICS 21.200 CCS J17 Status 现行 Issue Date 2025-05-30 Implementation 2025-12-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委