Standard No.:	JB/T 10149-1999
English Name:	Sintered steel nuts and gear rings intended to be used in drill chuck Technical conditions
Chinese Name:	钻夹头用烧结钢螺母和齿圈 技术条件
Chinese Classification:	J52    Machine tool assistive device and accessory
Professional Classification:	JB    Professional Standard - Machinery
ICS Classification:	25.060.20 25.060.20    Dividing and tool-workpiece holding devices 25.060.20
Source Content Issued by:	National Metal Cutting Standardization Technical Committee
Issued on:	1999-10-08
Implemented on:	2000-3-1
Status:	abolished
Superseded by:	JB/T 10149-2011 Sintered-steel nut and gear ring for drill chuck — Specifications
Superseded on:	2011-8-1
Abolished on:	2011-08-01
Target Language:	English
File Format:	PDF
Word Count:	3500 words
Translation Price(USD):	220.0
Delivery:	via email in 1~3 business day

JB/T 10149-1999 本标准制定时在材质及扭矩部分参照了德国 DIN 6349-1978 第 5 部分《扳手夹紧式三爪钻夹头 技术要求》。 本标准规定了钻夹头用烧结钢螺母和齿圈的要求，抽样，试验方法，标志、包装及运输。 本标准适用于钻夹头上使用材料为烧结钢的螺母和齿圈。 本标准是首次发布。