Customized Large Span Prefabricated Steel Structure Building For
Industrial Factory And Warehouse
Description
Steel structure building utilizes a core load-bearing frame of
structural steel components (like I-beams and HSS), meticulously
engineered for peak efficiency under stress. Since the frame is
typically prefabricated, it ensures extreme construction precision
and allows for rapid on-site erection. Leveraging steel's superior
strength-to-weight ratio, these structures are the definitive
choice for high-rise and large-span projects, offering architects
boundless freedom and delivering exceptional seismic performance
over traditional materials.
| ITEMS | SPECIFICATION |
| Main Steel | Q355, Q235, Q355B, Q235B, etc. |
| Anti-rust protection | Hot-dip galvanized or anti-rust painting |
| Purlin and girts | Cold-rolled C or Z steel, Q355 or Q235 |
| Column & Beam | Welded or Hot rolled H-section |
| Connection method of steel structure | Welding connection or bolt connection |
| Wall & Roof | Sandwich panel or steel sheet. |
| Door | Rolled up door or Sliding door |
| Window | Plastic steel or Aluminum alloy window |
| Surface | Hot-dip galvanized or painted |
| Crane | 5MT, 10MT, 15MT, and more |
Painting system on peb steel structure surface:
Corrosion Prevention: Coating Systems vs. Galvanizing
Steel structures are shielded from rust using either Protective Coating Systems or the intrinsically superior Hot-Dip Galvanization (HDG) process.
Anti-Rust Painting employs a sequence of coats to establish a shield. After essential
surface cleaning (like sandblasting), a corrosion-inhibiting primer is applied, followed by layers to achieve the required film
thickness and a final, aesthetic topcoat. This method is valued for versatility in finish and ease of on-site application. However, its long-term reliability is directly proportional to
the quality and consistency of the initial surface treatment.
Hot-Dip Galvanization achieves superior protection through a chemical bonding process.
Clean steel is dipped into molten zinc, causing the metals to react
and form highly durable zinc-iron alloy layers. This method is prized for its integrated defense. Beyond functioning as a tough physical barrier, the zinc layer
provides crucial sacrificial protection, guaranteeing the underlying steel remains rust-free even when
scratched. This technique delivers unmatched coverage for intricate geometries and ensures decades of low-maintenance service.
Common Applications of Steel Structure Building:
Industrial & Warehousing: Steel is the foundational material for factories and distribution centers, providing the essential wide, open spans necessary to accommodate heavy machinery and flexible operational
layouts.
High-Rise & Retail: Indispensable for skyscrapers, commercial offices, and major shopping complexes. Steel frames handle intense wind and seismic loads efficiently,
enabling vast, unobstructed interior spaces for modern design.
Civil Works & Transit: Critical for bridges, transport hubs, and airport structures. Steel is highly valued for its exceptional durability and the speed at which complex, large-scale projects can be
assembled.
Specialty Structures: Used extensively in stadiums, arenas, and aircraft hangars where the architecture requires highly specialized geometric
designs and extremely long roof spans.
Agricultural & Residential: The material offers a cost-effective and robust framework for structures like barns and silos. It is also increasingly
adopted in modular and multi-story housing due to its inherent efficiency.
Why Us?
Design Efficiency: Our senior design team crafts custom-engineered solutions,
meticulously optimizing steel usage through precise calculations to guarantee highly efficient,
high-performing final structures.
Manufacturing Precision: Leveraging advanced equipment, our skilled production team
delivers superior craftsmanship and unwavering quality in the fabrication of every structural
component.
Integrated Partnership: We are your single-source provider, offering a seamless, design-to-installation service that expertly manages the entire lifecycle of your project.
Guaranteed Quality: Our absolute commitment to excellence is verified by strict
adherence to international standards, backed by reliable, responsive after-sales support for long-term client satisfaction.
Packing & Loading:
Maximum Protection: Every component is secured using damage-proof, reinforced packaging, creating a reliable barrier that completely eliminates the risk
of damage during transit.
Precision Loading: Leveraging specialized equipment, our expert team optimizes every 40-foot high cube container, maximizing space efficiency while strictly maintaining careful
material handling standards.
Seamless On-Site Arrival: We enforce a rigorous, full-cycle logistics system to guarantee all materials reach your construction site on schedule and without complication.
FAQ:
1. You are manufacture factory or trading company?
As a direct manufacturing facility based in Qingdao, China—just a
stone's throw away from the Qingdao Port—we pride ourselves on our
stringent quality management system, expert design team, robust
production capabilities, and extensive manufacturing experience.
2. How about your quality control?
1)we only cooperate with high-quality raw material suppliers with
strength and reputation, and our quality inspection department will
conduct
100% strict testing on the raw materials before entering our
factory.
2) our workers are all certified and regularly assessed, In this
way, we can guarantee the production quality.
3)During the production process, we have three parts:
self-inspection, mutual inspection, and workshop inspection. Only
qualified product can move to next step.
4) Before delivery, inspection working will check everything with
delivery list, to ensure that we send you every items and you can
install it locally.
3.What's the delivery time?
Usually 30 days. Don't worry about the delivery time at all, we
have perfect management plan for each project, then deliver to you
on time.
4. Do you offer service for installation?
Yes,But we will provide very detailed installation drawings and
videos. Generally, you can install it locally,they are all
prefabricated and bolted.
Otherwise , we can also send engineer for guiding installation.
5. What's the payment term?
We have two payment terms.
1) 30% advance payment before producing by T/T, and 70% balance by
T/T before shipping.
2) 100% irrevoable L/C
6. How to get a fast quotation?
Please send us your project preliminary drawing, then we would
quote you accordingly in 2days. Or we confirm several questions
with you, then do quotation list with details for you timely.
7. Is your price competitive compared with other companies?
We are direct factory, yes, it`s competitive, price and quality are
guaranteed.
Our Steel Structure Fabricaiton Factory
Qingdao Ruigang Heavy Industry Co., Ltd. is your trusted provider
for comprehensive steel structure solutions. We manage the entire
project lifecycle through a seamless, integrated service, spanning
from innovative design straight through to final installation. Our
commitment to high-quality, sustainable buildings is fueled by our state-of-the-art 50,000 m2 facility and driven by the expertise of 115 dedicated professionals. We're
strategically located in the West Coast New District, near Qingdao
Port.
Certification
Product Attributes
