Q355B Hurricane Proof Prefabricated Steel Structure Warehouse Building Hot Dip

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Product Specification


High Light	Q355B steel structure warehouse building ，hurricane proof prefabricated steel building ，hot dip galvanized steel warehouse

Q355B Hurricane Proof Steel Structure Warehouse

Engineered for the world's most demanding wind zones, this Q355B high-strength steel warehouse delivers unmatched structural integrity against Category 5 hurricanes with a certified 300 km/h wind load rating. The hot dip galvanized portal frame with Z275g/m2 zinc coating provides decades of corrosion-free service even in coastal and tropical environments.

Key Advantages

Hurricane Certified: Full structural calculation for 300 km/h wind load with wind tunnel-validated bracing system
Q355B Steel Grade: 30% higher yield strength compared to standard Q235B, reducing steel tonnage while increasing safety margins
Hot Dip Galvanized: Complete frame galvanized to Z275g/m2 standard, 2x the corrosion protection of painted frames
Bolt Assembly: All structural connections use grade 10.9 high-strength bolts for fast, precise on-site erection
Clear Span Design: Column-free interior up to 60m width, maximizing usable floor space for logistics and manufacturing

Technical Specifications

Component	Specification
Main Steel Frame	Q355B Welded H-Section, Hot Dip Galvanized
Roof Purlin	Q235B C/Z Galvanized Section
Wall Girt	Q235B C Section, Hot Dip Galvanized
Roof Panel	0.5mm Color Steel + 75mm Glasswool Insulation
Wall Panel	0.5mm Color Steel Sandwich Panel 75mm EPS
Wind Bracing	Cross Rod Bracing + Portal Frame Knee Bracing
Fasteners	Grade 10.9 High-Strength Galvanized Bolts

Company Details

Bronze Gleitlager

Bronze Sleeve Bushings

and

Graphite Plugged Bushings

from Quality China Factory



Business Type:

Manufacturer,Exporter,Seller 


Year Established:

2011 


Total Annual:

22000000CNY-32000000CNY


Employee Number:

150~230 


Ecer Certification：

Verified Supplier 

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Reach Us
Qingdao Zhongbo Steel Structure Co., Ltd
No. 178, Shuangyuan Road, Jihongtan Sub-district, Chengyang District, Qingdao City, Shandong Province
https://www.ecer.com/corp/uuufaqd-zhongbosteel.html

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