GB/T 3821-1983
Replaced
GB/T 1149.12-2023
Active
National standards
GB/T 1149.12-2023 Internal combustion engines—Piston rings—Part 12:Half keystone rings made of steel
GB/T 1149.12-2023 Internal combustion engines—Piston rings—Part 12:Half keystone rings made of steel
Basic Information
Standard Code:
GB/T 1149.12-2023
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
The body and moving parts
ICS Name:
Internal combustion engine
Publish Date:
2023-12-28
Implement Date:
2024-07-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
全国内燃机标准化技术委员会(SAC/TC 177)
Pages:
28 pages
Scope
本文件规定了活塞环型号为HK、HKB、HKBA的楔形钢质活塞环（以下简称楔形钢环)的基本尺寸特征。
本文件适用于气缸直径为50 mm~160 mm的往复活塞式内燃机用楔形钢环。
Development Information
Drafting Units:
福建东亚机械有限公司、仪征亚新科双环活塞环有限公司、安庆帝伯格茨活塞环有限公司、上海机动车检测认证技术研究中心有限公司、中原内配集团股份有限公司、上海内燃机研究所有限责任公司、北京福田康明斯发动机有限公司
Drafting Persons:
吉斌杰、石关飞、王星、郭华、计维斌、高广东、余昳、郑长宝、李细坚、吴旭陵、龚英利
Same series standard
Replace the following standards
Referenced Standards
ISO 6621-4
Adopt standards
ISO 6624-4:2016
Related Standards
GB/T 1147-1987
Replaced
GB/T 1147-1987 Reciprocating internal combustion engines—General technical specifications
GB/T 725-1991
Replaced
GB/T 725-1991 Internal combustion engines—Nomenclature and code of designations
GB/T 1149.3-1992
Replaced
GB/T 1149.3-1992 Internal combustion engines—Piston rings-Scraper rings
GB/T 1149.5-1992
Replaced
GB/T 1149.5-1992 Internal combustion engines—Piston rings-Oil control rings
GB/T 1151-1993
Replaced