Economic design muti-storey steel structure office building

Material:Q345,Q235B

Main frame:hot rolled and welded steel

Column and beam surface treatment:galvanized

Connection form:Bolt connection

Floor:four floors (customized size)

Seismic grade:Nine

Installation:With engineer instruction

Certificates:ISO9001:2008,CE

NANTONG GAOYA STEEL STRUCTURE CO., LTD.
NANTONG GAOYA INTERNATIONAL TRADING CO.LTD. Specializing in designing,producing and installing kinds of buildings,and other series.