三環鏈
三環鏈 無縫環 萬能環 礦車銷子 礦車碰頭 礦車輪對
規格   寬度(mm)  弧半徑(mm)  重量（kg/套）  試驗負荷(KN)        最小內寬(mm) 最大外寬(mm)
22×105   40          87          41             2.9                  370          15 
26×118   46          102         48             4.6                  520          15 
28×120   48          108         51             6.7                  610          15 
30×120   48          112         53             7.8                  670          15 
30×130   55          119         56. 5           6.9                  670          15 
32×140   58          126         60             9.9        &nb