亚洲夜夜欢A∨一区二区三区,亚洲欧美日韩国产综合一区二区,亚洲国产日韩在线人成蜜芽,色花堂98堂国产原创,国产SUV精二区九色,成人无码A级毛片免费,日本精品无码亚洲专区,亚洲免费综合色在线视频,亚洲AV无码专区国产乱码APP,亚洲精品nv久久久久久久久久

首頁 > 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