一级牲交色网视频_丁香色综合国产精品综合网_亚洲成人无码一区_26uuu久久天堂性欧美_国产亚洲青草蜜芽香蕉精品_韩国Ⅴ欧洲V日本VA片在线观看_免费二级在线a大片_99久精品无码一级黄a二区毛片免费_草莓污视频下载_日本亚州欧美成人在线

首頁(yè) > 產(chǎn)品展示 > 鐵路產(chǎn)品
鐵路產(chǎn)品

Rubber pad under concrete sleeper rail of Railway

型號(hào)規(guī)格:
產(chǎn)品材料:
尺寸大?。?/b>
所屬類別:
產(chǎn)品詳情

Product Name: rubber base plate under railway concrete sleeper rail
Product model: I, II, IIIA, IIb (7mm, 10mm, 14mm)
Function: damping and vibration absorption. Better elasticity of rubber pad under the rail can distribute the impact energy to all parts of the rail reasonably, reduce the speed of vibration force of the track bed, and adjust the rail height
Material properties:
a. Small compression permanent deformation
b. Akron wear is small
c. Aging resistance