澳门代理百家乐

球面關節軸承

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SB 型使用最廣泛的系列。球面接觸部的寬度大,適用于重負荷。外環采用 2 處分割,易于容納內環。
SA1 型這是在歐洲普遍使用的球面軸承類型。外環由 1 處分割,與 SB 型相比寬度和厚度都較小,可用于狹小空間。

QIUMIANGUANJIEZHOUCHENGSHIYIZHONGZHONGXINGZIDONGDIAOXINHUADONGZHOUCHENG。BENCHANPINNAICHONGJIFUHENENGLIQIANG,ZUISHIHEYONGYUDISUZHONGZAIXIADEZHENDONGBUWEI。