NB/T 47038-2019
恒力弹簧支吊架
Constant spring support and hanger
2019-11-04
JB/T 10357-2002
恒力碟簧支吊架
Constant support disc spring hangers
2002-07-16
CB/T 3262-2013
金属弹簧吊架
Spring hanger
2013-10-17
KS B 1561(2020 Confirm)
방진 스프링 행거
隔振弹簧吊架
2015-12-31
NB/T 47039-2013
可变弹簧支吊架
Variable spring hangers
2013-11-28
HG/T 20644-2024
弹簧支吊架选用标准