| 规格和标准 |
Gear accuracy: JIS B 1702-1 Before N8 grade heat treatment Tooth profile: regular teeth Pressure angle: 20° Material: S45C Heat treatment: Induction hardening on the tooth surface Tooth surface hardness: 50-60HRC Surface treatment: Black dye (no re-black dye after additional work, no re-black dye after quenching) Number of牙齿:21 形状:S1K 标准圆直径(mm):52.5 牙齿宽度(mm):25孔直径(mm):25模块:2.5牙齿尖端圆形直径:57.5总长度:总长度(mm):37键groove by groove b2 x t2(mm)长度(mm)长度(8 x 3.3 x 3.3 x 3.3 boss diatie(mm):42 boss imem tiume(mm):42 bobs iime:42:42 bobs ime:42:42 boss imete(mm s:42 boss; 42公差:H7牙齿表面表面:切割水龙头:M6
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