标准查询
DIN EN ISO 10513 2型全金属六角锁紧螺母—细牙—性能等级8、10和12级
(ISO 10513:1997 | DIN EN ISO 10513 | 代替 DIN 980|DIN 6925)
Prevailing torque type all-metal hexagon nuts,style 2,with metric fine pitch thread - Property classes 8,10 and 12