Standard No.:	GB/T 17587.2-2025
English Name:	Ball screws - Part 2: Nominal diameters;leads;nut dimensions and mounting bolts - Metric series
Chinese Name:	滚珠丝杠副 第2部分：公称直径、公称导程、螺母尺寸和安装螺栓 公制系列
Chinese Classification:	J51    Machine tool element
Professional Classification:	GB    National Standard
ICS Classification:	25.040.20 25.040.20    Numerically controlled machines 25.040.20
Source Content Issued by:	SAMR, SAC
Issued on:	2025-10-31
Implemented on:	2026-5-1
Status:	to be valid
Superseding:	GB/T 17587.2-1998 Ball screws - Part 2: Nominal diameters and nominal leads - Metric series
Target Language:	English
File Format:	PDF
Word Count:	14500 words
Translation Price(USD):	435.0
Delivery:	via email in 1~5 business day

本文件规定了滚珠丝杠副的公称直径和公称导程、滚珠螺母的安装尺寸和安装螺栓的公制系列，并给出了公称直径和公称导程的优先组合与一般组合。
本文件适用于各类机械产品使用的公称直径为4 mm～160 mm、公称导程为1 mm～50 mm的公制滚珠丝杠副。