GB/T 4227-1984
abolished_transferred
YB/T 4421-2026
Pending
Industry standards-Black metallurgy
YB/T 4421-2026 Wind power flange with continuous casting round billet
YB/T 4421-2026 Wind power flange with continuous casting round billet
Basic Information
Standard Code:
YB/T 4421-2026
Standard Type:
Industry standards
Standard Status:
Pending
is_force_gb:
no
CCS Name:
Steel ingots and steel billets
ICS Name:
Steel sections
Publish Date:
2026-04-16
Implement Date:
2026-11-01
Publisher:
工业和信息化部
Technical Committee:
全国钢标准化技术委员会
Scope
本文件规定了风电法兰用连铸圆坯的订货内容、尺寸、外形、重量及允许偏差、技术要求、试验方法、检验规则及包装、标志和质量证明书等。本文件适用于锻造、轧制方式制造风电法兰用的连铸圆坯
Development Information
Drafting Units:
江苏利淮钢铁有限公司、承德建龙特殊钢有限公司、北京国网富达科技发展有限责任公司、宏盛华源铁塔集团股份有限公司、浙江盛达铁塔有限公司、江苏振光电力设备制造有限公司、青岛汇金通电力设备股份有限公司、山东建兴铁塔制造有限公司、山东鼎昌铁塔制造有限公司、山东百顺铁塔制造有限公司、重庆江电电力设备有限公司、冶金工业信息标准研究院
Drafting Persons:
车从荣、翟万里、马小亮、王玉婕、李凤辉、朱建清、戴刚平、殷绪珂、李光、董萍、刘宝石、安太武、董世奇、靳佰然、厉云吉、李军龙、张洪才、徐昊驰、张明扬
Replace the following standards
Related Standards
GB 702-1986
Abolished
GB 702-1986 Hot-rolled round and square steels—Dimension, shape, weight and tolerance
GB/T 6723-1986
Replaced
GB/T 6723-1986 Cold forming sectional steel—Open sectional steel for general structure—Demension, form, weight and permissible deviations
GB/T 6726-1986
Replaced
GB/T 6726-1986 Cold forming sectional steel for cargo vehicle—Demension, form, weight and permissible deviations
GB/T 6727-1986
Replaced
GB/T 6727-1986 Cold forming sectional steel for passenger vehicle—Demension, form, weight and permissible deviations
GB/T 8649-1988
Abolished