Standard No.:	GB/T 25672-2021
English Name:	Hammer drill bit and shell hammer drill bit
Chinese Name:	电锤钻和套式电锤钻
Chinese Classification:	J41    Cutting tools
Professional Classification:	GB    National Standard
ICS Classification:	25.100.30 25.100.30    Drills, countersinks, reamers 25.100.30
Source Content Issued by:	SAMR; SAC
Issued on:	2021-05-21
Implemented on:	2021-12-1
Status:	valid
Superseding:	GB/T 25672-2010 Hammer drills and Shell hammer drills
Target Language:	English
File Format:	PDF
Word Count:	8000 words
Translation Price(USD):	300.0
Delivery:	via email in 1~3 business day

本文件规定了电锤钻和套式电锤钻的型式和尺寸、外观和表面粗糙度、位置公差、材料和硬度、性能试验、标志和包装等的基本要求。
本文件适用于在无金属夹杂物的混凝土、砖等材料上钻孔用的直径从5mm～52mm的电锤钻，以及在砖、砌块、轻质墙等材料上钻孔用的直径为25mm～150mm的套式电锤钻。