401| 0
|
SAE AS 3251C 2013 机制螺栓—双六角加长垫圈头,钻孔,PD杆,镀银,镍合金,UNS N07718,最低强度为185KSI,螺纹为.2500-28 |
匿名
发表于 2019-12-8 09:16:50
|阅读模式
| |
|小黑屋|标准知识分享 ( 闽ICP备19022192号-2 )
GMT+8, 2024-4-18 04:16 , Processed in 0.203125 second(s), 23 queries .