GB/T 4791-2025

Active

Graphical symbols for pipeline accessory of ships

船舶管路附件图形符号

Standard Type
GBT
ICS
47.020.30
CCS
U 04
Status
现行
Issue Date
2025-10-31
Implementation
2026-05-01
Responsible Dept
国家标准委
Drafting Unit
N/A