Standard No.:	GB/T 26080-2010
English Name:	Roll-forming rectangle steel tube for tower crane
Chinese Name:	塔机用冷弯矩形管
Chinese Classification:	H44    Profile steel and deformed steel
Professional Classification:	GB    National Standard
ICS Classification:	77.140.70 77.140.70    Steel profiles 77.140.70
Issued by:	AQSIQ
Issued on:	2011-1-10
Implemented on:	2011-10-1
Status:	abolished
Superseded by:	GB/T 26080-2024 old roll-forming rectangle steel tube for tower cranes
Superseded on:	2024-11-1
Abolished on:	2024-11-01
Language:	English
File Format:	PDF
Word Count:	6000 words
Price(USD):	180.00
Delivery:	via email in 1~3 business day

本标准规定了塔式起重机结构用冷弯矩形管的分类及代号、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、包装、标志和质量证明书。
本标准适用于可冷加工变形的冷轧或热轧钢板和钢带在连续辊式冷弯机组上生产的用于塔式起重机结构件的矩形管。