GB/T 4227-1984
abolished_transferred
YB/T 4163-2026
Pending
Industry standards-Black metallurgy
YB/T 4163-2026 Transmission tower hot-rolled angle steel
YB/T 4163-2026 Transmission tower hot-rolled angle steel
Price:
$ 20.00
Basic Information
Standard Code:
YB/T 4163-2026
Standard Type:
Industry standards
Standard Status:
Pending
is_force_gb:
no
CCS Name:
Steel shapes and special-shaped steel
ICS Name:
Steel sections
Publish Date:
2026-04-16
Implement Date:
2026-11-01
Scope
This document specifies the classification and designation method of hot-rolled angle steel for transmission towers, the content of orders, manufacturing processes, technical requirements, test methods, inspection rules, packaging, marking, and quality certificates. This document is applicable to hot-rolled equilateral angle steel for transmission towers. Hot-rolled angle steel for other steel structures, such as substation projects, can be used as a reference for implementation. This document is not applicable to hot-rolled weather-resistant angle steel for transmission towers.
Development Information
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