• H-section steel columns, beams, and wind-proof columns
• Surface treatment with one coat of red-oxide primer and two coats of grey finish paint

• Corrugated single steel sheet: 0.3mm-0.6mm thickness
• Sandwich panel insulation with EPS foam, glass wool, rock wool, or PU: 50mm-150mm thickness
• Transparent FRP sheet: 1.0mm-2.0mm thickness
• Flashings made from color-coated corrugated steel sheet

• Windows: PVC or aluminum-alloy options
• Doors: Sliding or roll-up door configurations

• Gutter systems
• Downpipes
• Brick walls (height customized to client requirements)
• Ventilation systems
• Crane systems with lifting height >6m and capacity 3-30T

• Free design architectural drawings 2D & 3D
• Structure frame design life more than 50 years
• Wind resistance, snow resistance, earthquake resistant design
• Multiple steel structure design standards: EN10902 Europe standard, AS4100 Australia standard, AISC-360-05 American standard
• Clear span up to 60m
• High strength steel material S355JR, Q355B, GR50, AS3678-350
• Steel portal frame structure with H Beam and I beam
• Roof and wall cladding insulation & single skin both available
• Industrial gate, entrance and windows included
• Bolt assembly without on-site welding
• Hot dip galvanized and painted structure frame options
• Delivery within 4-6 weeks
• Customized designs available

• Free provision of detailed consulting services
• Customized architectural design schemes and detailed construction drawings based on your requirements
• Provision of construction budget quotes
• Production and processing tailored to your specifications
• Transportation arrangements aligned with your needs
• On-site construction, installation, and commissioning services; or on-site installation guidance (as required)

About Us

Qingdao Zhongbo Steel Structure Co., Ltd. is a comprehensive steel structure enterprise affiliated to Shandong Zhongbo Materials Technology Group Co., Ltd. Located in Qingdao, Shandong Province, the company covers an area of over 106,667 square meters (160 mu) with 6 production and processing bases, and the total area of workshop buildings reaches 50,000 square meters. Its products are exported to more than 80 countries and regions worldwide.

Over the past 15 years, Qingdao Zhongbo has been deeply committed to the design and R&D of steel structure building systems. To date, the company has obtained 43 patented technologies. Its independently developed corrosion-resistant industrial steel products and building corrosion protection system materials comprehensively solve the chemical corrosion problem of steel components at the system level. Meanwhile, Zhongbo holds a range of national qualifications, including General Contracting Qualification for Construction Projects, Steel Structure Construction and Installation Qualification, Decoration and Renovation Qualification, Integrated Waterproof, Corrosion-Resistant and Thermal Insulation Qualification, Fire Protection Facilities Qualification, Construction Labor Service Qualification, Special Structure Reinforcement Qualification, and Electronic Intelligence Qualification. In 2021, the company was certified as a National High-Tech Enterprise and a National Technology-Based Enterprise.

• Project site location
• Overall dimension (length*width*eave height in meters)
• Mezzanine requirements and load capacity (kg per square meter)
• Wall cladding preference (single-layer steel sheet or sandwich panel)
• Snow load if applicable
• Wind speed/load
• Interior column allowance
• Overhead crane requirements and capacity
• Any other particular requirements

• Warehouse/Storage
• Factory
• Agriculture Barn
• Repair/Mechanic Shop
• Office Space
• Medical Warehouse
• Animal Farm (please specify animal type)