Standard No.:	GB/T 78-2007
Chinese Name:	内六角锥端紧定螺钉
English Name:	Hexagon socket set screws with cone point
Professional Classification:	J13 Fastener
Professional Classification:	GB National Standard
ICS Classification:	21.060.10
Issued by:
Issued on:	2007-07-02
Implemented on:	2007-12-01
Status:	VALID
Replace:	GB/T78-2000 Hexagon socket set screws with cone point
Language:	English
File Format:	PDF
Word Count:	3000 words
Price(USD):	90 (USD)
Delivery:	via email in 1-3 business day

This standard specifies hexagon socket set screws with cone point with thread specifications of M1.6~M24, property classes of 45H, A1-12H, A2-21H, A3-21H, A4-21H, A5-21H, CU2, CU3 and AL4 and of product grade A.
Other technical requirements, if required, shall be selected from current standards (e.g. GB/T 193, GB/T 3098.3, GB/T 3098.16, GB/T 9145 and GB/T 3103.1).

下列文件中的条款通过本标准的引用而成为本标准的条款。凡是注日期的引用文件,其随后所有的修改单(不包括勘误的内容)或修订版均不适用于本标准,然而,鼓励根据本标准达成协议的各方研究是否可使用这些文件的最新版本。凡是不注日期的引用文件,其最新版本适用于本标准。
GB/T90.1 紧固件 验收检查(GB/T90.1-2002,idtISO3269:2000)
GB/T90.2 紧固件 标志与包装
GB/T193 普通螺纹 直径与螺距系列(GB/T193-2003,ISO261:1998,ISOgeneralpurposemetricscrewthreads-Generalplan,MOD)
GB/T1237 紧固件标记方法(GB/T1237-2000,eqvISO8991:1986)
GB/T2516 普通螺纹 极限偏差(GB/T2516-2003,ISO9653:1998,ISO generalpurposemetricscrewthreads-Tolerances-Part3:Deviationsforconstructionalscrewthreads,MOD)
GB/T3098.3 紧固件机械性能 紧定螺钉(GB/T3098.3-2000,idtISO8985:1998)
GB/T3098.10 紧固件机械性能 有色金属制造的螺栓、螺钉、螺柱和螺母(GB/T3098.10-1993,eqvISO8839:1986)
GB/T3098.16 紧固件机械性能 不锈钢紧定螺钉(GB/T3098.16-2000,idtISO3506-3:1997)
GB/T3103.1 紧固件公差 螺栓、螺钉、螺柱和螺母(GB/T3103.1-2002,idtISO4759-1:2000)
GB/T5267.1 紧固件 电镀层(GB/T5267.1-2002,ISO4042:1999,IDT)
GB/T5267.2 紧固件 非电解锌片涂层(GB/T5267.2-2002,ISO10683:2000,IDT)
GB/T5276 紧固件 螺栓、螺钉、螺柱及螺母 尺寸代号和标注(GB/T 5276-1985,eqvISO225:1983)
GB/T5779.1 紧固件表面缺陷 螺栓、螺钉和螺柱 一般要求(GB/T 5779.1-2000,idtISO61571:1988)
GB/T9145 普通螺纹 中等精度、优选系列的极限尺寸(GB/T9145-2003,ISO965-2:1998,ISOgeneralpurposemetricscrewthreads-Tolerances-Part2:Limitsofsizesforgeneralpurposeexternalandinternalscrewthreads-Mediumquality,MOD)
ISO8992:1986 紧固件 螺栓、螺钉、螺柱和螺母 通用技术条件
ISO23429:2004 内六角量规