logo
vr
Qingdao Ruigang Steel Structure Co., Ltd. Profil Perusahaan
Produk
Rumah > Produk > bangunan struktur baja > Prefabricated Metal Building with Q355/Q235B Steel Grade and Hot-dip Galvanization for Wind Load Up to 300 km/h
Rincian produk
Menyoroti:

Q355/Q235B Steel Grade Prefabricated Metal Building

,

Hot-dip Galvanization Steel Structure Building

,

Wind Load Up to 300 km/h Commercial Steel Building

Nilai:
Q235/Q355/Q235B/Q355B
Jenis koneksi:
Baut, Dilas
Aplikasi:
Industri dan Komersial
Jenis:
Bangunan Struktur Baja Prefab
Standar Desain:
AISC, MBMA, AWS, ASTM
Beban Angin:
Hingga 300 km/jam
Perawatan Permukaan:
Galvanisasi Hot-dip, Pelapis Cat
Pelapis Dinding:
Lembaran Baja Galvanis, Panel Sandwich, Pelapis Logam
Nilai:
Q235/Q355/Q235B/Q355B
Jenis koneksi:
Baut, Dilas
Aplikasi:
Industri dan Komersial
Jenis:
Bangunan Struktur Baja Prefab
Standar Desain:
AISC, MBMA, AWS, ASTM
Beban Angin:
Hingga 300 km/jam
Perawatan Permukaan:
Galvanisasi Hot-dip, Pelapis Cat
Pelapis Dinding:
Lembaran Baja Galvanis, Panel Sandwich, Pelapis Logam
Deskripsi Produk
Prefabricated Metal Building Steel Structure High-Rise Building Commercial Complex
Steel Structure Building represents the pinnacle of modern engineering, utilizing high-grade structural steel members for its primary load-bearing framework. Unlike traditional concrete or timber, steel buildings offer an unparalleled strength-to-weight ratio, allowing for expansive spatial designs and rapid site deployment. As the global industry shifts towards sustainability and efficiency, steel structures have become the definitive choice for industrial plants, logistics hubs, and commercial complexes, providing a fire-resistant, seismic-stable, and 100% recyclable building solution that safeguards your long-term investment.
Technical Specifications
ITEMSSPECIFICATION
Main SteelQ355, Q235, Q355B, Q235B, etc.
Anti-rust protectionHot-dip galvanized or anti-rust painting
Purlin and girtsCold-rolled C or Z steel, Q355 or Q235
Column & BeamWelded or Hot rolled H-section
Connection methodWelding connection or bolt connection
Wall & RoofSandwich panel or steel sheet
DoorRolled up door or Sliding door
WindowPlastic steel or Aluminum alloy window
SurfaceHot-dip galvanized or painted
Crane5MT, 10MT, 15MT, and more
Prefabricated Metal Building with Q355/Q235B Steel Grade and Hot-dip Galvanization for Wind Load Up to 300 km/h 0 Prefabricated Metal Building with Q355/Q235B Steel Grade and Hot-dip Galvanization for Wind Load Up to 300 km/h 1
Advanced Manufacturing Process
Our factory leverages automated technology to ensure that every structural component meets the most rigorous engineering tolerances.
  • Precision Cutting & Drilling: Utilizing multi-axis CNC high-definition flame and plasma cutting systems for millimeter-level accuracy.
  • Automated Fusion Welding: All primary H-sections undergo Submerged Arc Welding (SAW), ensuring deep-penetration, defect-free structural joints.
  • Mechanical Shot Blasting: Every steel member is cleaned to Sa2.5 grade via automated shot blasting, creating the perfect surface for coating adhesion.
Prefabricated Metal Building with Q355/Q235B Steel Grade and Hot-dip Galvanization for Wind Load Up to 300 km/h 2
Rigorous Quality Control & International Certification
At Ruigang, quality is not a variable; it is a constant. We implement a multi-stage inspection protocol and hold prestigious international certifications to ensure our buildings meet global safety and quality standards.
  • Authoritative Certifications (ISO & CE): Our manufacturing facility is ISO 9001:2015 certified for quality management, ensuring consistent excellence from design to delivery. Furthermore, our products carry the CE Mark, confirming compliance with European health, safety, and environmental protection standards.
  • Raw Material Verification: 100% traceability for all Q355B/Q235B structural steel through original Mill Test Certificates (MTC).
  • Non-Destructive Testing (NDT): Critical load-bearing welds undergo Ultrasonic Testing (UT) and Magnetic Particle Testing (MT) by certified inspectors to guarantee subsurface integrity.
  • Full-Process Documentation: We provide comprehensive inspection reports and quality dossiers for every project, giving clients total peace of mind regarding structural safety.
Prefabricated Metal Building with Q355/Q235B Steel Grade and Hot-dip Galvanization for Wind Load Up to 300 km/h 3
Global Footprint & Proven Success
With thousands of successful projects spanning over 50+ countries, Ruigang has established a formidable presence across Africa, Central Asia, the Middle East, and South America.
  • Regional Expertise: From high-snow load environments to high-corrosion coastal zones, we adapt our designs to excel in any regional climate.
  • Prestigious Feedback: Our international clients consistently commend our buildings for their seamless site-erection and superior finish quality.
Prefabricated Metal Building with Q355/Q235B Steel Grade and Hot-dip Galvanization for Wind Load Up to 300 km/h 4 Prefabricated Metal Building with Q355/Q235B Steel Grade and Hot-dip Galvanization for Wind Load Up to 300 km/h 5
Optimized Packing & Global Logistics
Strategically located near Qingdao Port, we provide distinct logistical advantages that reduce lead times and transit risks.
  • Volumetric Nesting Technology: We use 3D software to optimize loading into 40' HQ containers, maximizing space and lowering landed shipping costs.
  • Safe-Transit Packaging: Components are bundled using specialized steel cradles and high-tensile strapping to prevent movement or structural distortion.
  • Intuitive Identification System: Every member is etched with a unique tracking code corresponding to our 3D shop drawings, simplifying on-site installation.
Prefabricated Metal Building with Q355/Q235B Steel Grade and Hot-dip Galvanization for Wind Load Up to 300 km/h 6
Frequently Asked Questions
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.
How about your quality control?
  • 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.
  • Our workers are all certified and regularly assessed, ensuring production quality.
  • During the production process, we have three parts: self-inspection, mutual inspection, and workshop inspection. Only qualified product can move to next step.
  • Before delivery, inspection working will check everything with delivery list, to ensure that we send you every items and you can install it locally.
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.
Do you offer service for installation?
Yes, we provide very detailed installation drawings and videos. Generally, you can install it locally as they are all prefabricated and bolted. Otherwise, we can also send engineer for guiding installation.
What's the payment term?
We have two payment terms: 30% advance payment before producing by T/T, and 70% balance by T/T before shipping; or 100% irrevoable L/C.
How to get a fast quotation?
Please send us your project preliminary drawing, then we would quote you accordingly in 2 days. Or we confirm several questions with you, then do quotation list with details for you timely.
Is your price competitive compared with other companies?
We are direct factory, yes, it's competitive, price and quality are guaranteed.
Our Steel Structure Fabrication Factory
Ruigang Heavy Industry Co., Ltd. is a leading provider of integrated steel structure solutions, offering a seamless, end-to-end service that covers every phase, from innovative design through to final erection. Our commitment to delivering efficient, high-quality, and sustainable construction is driven by the expertise of 115 dedicated professionals and supported by our 50,000m² advanced facility. Situated strategically in the West Coast New District, we leverage convenient access to Qingdao Port for efficient logistics.
Building a more resilient world, one structure at a time. Contact Ruigang Heavy Industry today for a professional engineering consultation and a transparent quotation.
Prefabricated Metal Building with Q355/Q235B Steel Grade and Hot-dip Galvanization for Wind Load Up to 300 km/h 7 Prefabricated Metal Building with Q355/Q235B Steel Grade and Hot-dip Galvanization for Wind Load Up to 300 km/h 8
Peringkat Umum
5.0
★★★★★
★★★★★
Berdasarkan 50 ulasan baru-baru
5 BINTANG
100%
Bintang 4
0
3 Bintang
0
Bintang 2
0
1 bintang
0
Semua Ulasan
  • F
    Frideus Oyoku
    Australia Dec 31.2025
    ★★★★★
    ★★★★★
    Quality : The quality is much better than I see from the pictures . Delivery : delivery time is also very fast , Then we can begin the installation asap . A very good purchase exprience .
  • K
    Kamele Johnson
    Mexico Dec 3.2025
    ★★★★★
    ★★★★★
    Smooth communication, good service attitude, timely delivery.
  • K
    Karim Dharsi Dhandho
    Uruguay Mar 8.2023
    ★★★★★
    ★★★★★
    Top-quality steel structures and outstanding customer service. Every detail was handled carefully, and delivery was on time. We are impressed by Steven's professionalism and will continue our cooperation.