齿轮精度:N8级热处理前的JIS B 1702-1 牙齿概况:常规牙齿 压力角:20° 材料:s45c 热处理:牙齿表面上的诱导硬化 牙齿表面硬度:50〜60hrc dye dy after note der/re black ynove note note note Shape: S1K Standard circle diameter (mm): 125 Tooth width (m m): 25 Hole diameter (mm): 40 Module: 2.5 Tooth tip circle diameter: 130 Total length (mm): 37 Key groove b2 x t2 (mm): 12 x 3.3 Boss diameter (mm): 70 Boss length (mm): 12 Hole diameter公差:H7牙齿表面表面:切割水龙头:M8