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International Standard Category: Other machine tools

JB/T 3989.1-1999    Involutes Cylindrical Gear Grinder Parameters and Model Spectrum of Series
渐开线圆柱齿轮磨齿机 参数和系列型谱 ;
Category No.:25.080.99 Valid Status:superseded
Issued Organization:全国金属切削机床标委会磨床分会 Issued Date:1999-05-20
Implemented Date:2000-1-1 Abolished Date:
Superseded Standard.:JB/T 3989.1-2019
Superseded Date:2020-1-1
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