特種鋼球， 特大軸承鋼球，大型鋼球，特大鋼球：

1.特大軸承鋼球規(guī)格:80MM----265MM    

2.特種GCR15鋼球具體規(guī)格:   

80mm,82.15mm,82.5mm, 85mm,88.9mm, 90mm,92mm,95mm,100mm, 101.6mm, 105mm,107mm,110mm, 115mm,120mm,125mm,127mm, 130mm,140mm,150mm,152.4mm,155mm,160mm,165mm,180mm,195mm,200mm,250mm,265mm 

3.軸承鋼球材質(zhì): 

 GCr15    AISI52100    SUJ2   100Cr6;