一.不锈钢球，不锈钢珠，不锈钢钢球: 

1.材质: 201,202,302,303,304,316,316L,420,440,440C等; 

2.规格: 0.5mm----50.8mm; 

3.级别: G10-----G1000; 

二. 轴承钢球，铬钢球，滚珠，铬钢珠，轴承钢珠: 

1.材质: GCr15 440 440c; 

2.规格: 0.5mm--200mm 

3.级别: G10----G1000; 

三.微型钢球，小钢珠，小型钢球: 

1.材质: 

不锈钢(201,304,316,316L,420,440,440C); 

轴承钢GCr15; 

碳钢1010,1015,Q235,A3,C15; 

2.规格: 0.3mm-----2.5mm 

0.3mm,0.35mm,0.4mm,0.5mm, 0.6mm, 0.7mm , 0.8mm,0.9mm,1.0mm, 1.2mm,1.25mm,1.30mm,1.35mm,1.40mm,1.45mm,1.50mm,1.588mm,1.60mm,

1.65mm,1.75mm,2.0mm,2.381mm,2.5mm; 

3.级别: G10--G1000; 

四. 特大轴承钢球，大型钢球，特大钢球： 

1.特大轴承钢球规格:30MM----265MM 

2.特种GCR15钢球具体规格: 

30mm, 30.163mm, 31mm, 31.75mm, 32mm, 33.338mm, 34mm, 35mm, 34.925mm, 36.513mm, 38.1mm, 39.688mm, 40mm, 41.275mm, 42.863mm, 44.45mm, 4 5mm, 47.625mm, 50mm, 50.8mm, 53.975mm, 55mm, 57.15mm, 60mm, 60.325mm, 63.5mm, 69.85mm,. 70mm, 75mm, 76.2mm, 80mm, 88.9mm, 90mm, 100mm, 101.6mm, 110mm, 115mm,120mm,125mm,127mm,130mm,135mm,140mm,145mm,150mm, 152.4mm, 155mm,160mm,165mm,170mm,175mm,180mm,190mm,200mm,250mm,265mm

3.轴承钢球材质: 

GCr15  AISI52100  SUJ2  100CR6 ;