Standard No.:	YB/T 4206-2009
English Name:	Cold-formed steel of transmission towers
Chinese Name:	输电铁塔用冷弯型钢
Chinese Classification:	H44    Profile steel and deformed steel
Professional Classification:	YB    Professional Standard - Metallurgy
ICS Classification:	77.140.60 77.140.60    Steel bars and rods 77.140.60
Issued by:	Ministry of Industry and Information Technology
Issued on:	2009-12-04
Implemented on:	2010-6-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	7500 words
Price(USD):	464.00
Delivery:	via email in 1~3 business day

本标准规定了输电铁塔用冷弯型钢的订货内容、制造工艺及交货状态、分类、标记、截面形状、尺寸和重量、技术要求、外形及允许偏差、试验方法、验收规则、包装、标志及质量证明书。
本标准适用于输电铁塔用冷弯等边角钢和冷弯圆形空心型钢，以下简称冷弯型钢。其它塔桅结构也可参考使用 本标准。