| Rolled products for steel structural elements. General specifications
Прокат для строительных стальных конструкций. Общие технические условия. |
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Gosnadzor Постановление N 60 от 30.11.95Regulations for procedure of issuing … |
RD 25.953-90Automatic Fire Extinguishing Systems, Fire … |
SNiP RK 5.04-23-2002Steel structures. Design standards. |