Standard No.:	GB/T 5276-2015
Chinese Name:	紧固件 螺栓、螺钉、螺柱及螺母 尺寸代号和标注
English Name:	Fasteners—Bolts,screws,studs and nuts—Symbols and descriptions of dimensions
Professional Classification:	J13 Fastener
Professional Classification:	GB National Standard
ICS Classification:	21.060.10
Issued by:
Issued on:	2015-12-10
Implemented on:	2017-01-01
Status:	VALID
Replace:	GB/T5276-1985
Language:	English
File Format:	PDF
Word Count:	20000 words
Price(USD):	600 (USD)
Delivery:	via email in 1-5 business day

前言 Ⅲ
1 范围 1
2 规范性引用文件 1
3 螺栓、螺钉和螺柱 1
3.1 六角头产品 2
3.2 内六角螺钉 3
3.3 内六角花形螺钉 4
3.4 内12角螺钉 6
3.5 扁圆头方颈螺栓(见图13) 7
3.6 开槽和十字槽螺钉(见图14~图17) 7
3.7 螺柱(见图18) 8
3.8 紧定螺钉(见图19) 9
3.9 带杆无头螺钉(见图20) 9
3.10 外螺纹末端 9
3.11 自挤螺钉(见图32) 10
3.12 自切螺钉(见图33) 10
3.13 自攻螺钉(见图34) 11
3.14 自钻自攻螺钉(见图35) 11
3.15 螺栓、螺钉和螺柱尺寸代号及内容 11
4 螺母 26
4.1 六角螺母(见图36) 26
4.2 有效力矩型螺母(见图37~图40) 27
4.3 开槽和皇冠螺母(见图41) 28
4.4 螺母尺寸代号及内容 28