Gear accuracy: JIS B 1704: 1978: Grade 4 Tooth surface hardness: (115-120HRR) Tooth profile: Gleason Surface treatment: None Pressure angle: 20° Tooth surface finish: Cut Tooth cutting reference surface: Hole Heat treatment: None Twist angle: 0 Additional workability: Possible Number of teeth: 1/2 Module: 3 Number of teeth: 20 Hole diameter (mm): φ1 6 Total length (mm): 50.81 Boss diameter (mm): 50 Boss length (mm): 27.5 Tooth width b(mm): 22 Assembly distance A(mm): 90 Substance circle直径D(mm):60 牙齿尖端圆直径:67.22 孔长度:47 切割表面直径:29.61 牙齿宽度B(mm):22 组装距离A(mm):90 ):90
|