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Hexagon socket countersunk head screws with reduced loadability
Standard in brief
Scope of Application:
本文件规定了由于头部设计而降低承载能力的内六角沉头螺钉的型式尺寸、技术条件、标志标签和标记。本文件适用于螺纹规格为M2~M20,粗牙螺纹,性能等级为8.8、10.9和12.9,组别和性能等级为A250、A450、A270、A470、A280和A480,产品等级为A级的内六角沉头螺钉。〓〓
Basic information
Standard No:GB/T 70.3-2023
Standard Name:降低承载能力内六角沉头螺钉
English Name:Hexagon socket countersunk head screws with reduced loadability
Standard Status:现行
Release Date:2000-09-26
Effective Date:2023-12-01
Language of Publication:中文简体
Standard Classification
ICS Number:21.060.10
CCS Number:J13
Related Standards
Referenced Standards:GB/T 2,GB/T 90.1,GB/T 90.2,GB/T 197,GB/T 1237,GB/T 3098.1,GB/T 3098.6,GB/T 3099.4,GB/T 3103.1,GB/T 5267.1,GB/T 5267.2,GB/T 5276,GB/T 5779.1,GB/T 5779.3,GB/T 16938
Adopted Standards:ISO 10642:2019
Adopted Standard Name:《紧固件 降低承载能力内六角沉头螺钉》
Adoption Level:MOD
Publication Information
Number of pages:20
Number of words:31 K
Format:大16
Edition:1
Color Pages:0
Electronic Version:Yes
Color Images:No
Print Publication Date:2023-05-01
Standard Revision Information
Has Amendment:No
Other Information
Application Dept:国家市场监督管理总局、国家标准化管理委员会
Standard Type:CN
Standard Attribute:GB
Other Standard Number:70.3
Drafting Organization:中机生产力促进中心有限公司、上海集优标五高强度紧固件有限公司、湖南申亿机械应用研究院有限公司、机械工业通用零部件产品质量监督检测中心、大福泵业有限公司、玉环天烨机械有限公司、嘉兴奥展实业有限公司
Management Organization:全国紧固件标准化技术委员会(SAC/TC 85)
Proposing Department:中国机械工业联合会