Product Description: Product Description What is Q355B Steel? Q355B is a structural steel grade specified in China’s national standard GB/T 1591-2018. It is an upgraded version of Q345B steel with higher strength and ...learn more
Customized Prefabricated Light Gauge Steel Building Q355B

Customized Prefabricated Light Gauge Steel Building Q355B
5000 Square Meters per Month
usd $49-79square meter
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QHHK Steel Structure

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2 Years
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