Heavy Duty Steel Structure Warehouse Q355B Steel Frame Industrial Workshop Metal Building Construction
Product Specifications
| Attribute |
Value |
| Type |
Portal Frame Structure |
| Design Software |
SketchUP/AutoCAD/PKPM/3D3S/TEKLA |
| Material |
Q235B/Q355B Steel |
| Main Frame |
Welded H-shape Steel Beam |
| Welding Method |
SAW, MIG, GMAW |
| Surface Treatment |
Anti-corrosive paint or hot dipped galvanized |
| Life Time |
Main Structure 35-50 Years |
| Delivery Time |
25-40 Days |
| Standard |
GB Standard |
| Material Grade |
Q355B, Q235B |
| Structure Type |
Portal frame |
| Design Load |
Wind, Snow, Seismic |
| Sand Blasting |
Sa 2.5 |
Product Overview
At TSIN, we specialize in custom fabricating steel structure components to your unique requirements—manufacturing strictly in line with your detailed drawings and specifications. We also supply structural steel compliant with international standards (EN, DIN, ASTM, JIS) and offer imported sectional steel profiles (IPE, IPN, UB, W beams) with a minimum order quantity (MOQ) of 60 tons.
- Lightweight & High-Strength: Exceptional strength-to-weight ratio enables large spans while minimizing foundation load.
- Efficient Construction: Streamlined on-site assembly significantly shortens build time compared to concrete structures.
- Cost-Efficient: Total investment is typically 20-30% lower than conventional construction methods.
- Durable & Resilient: Superior fire protection and corrosion resistance extend service life.
- Sustainable & Flexible: Structures are easily disassembled, relocatable, and recyclable—supporting eco-friendly recovery and reuse.
Technical Specifications
| Products |
Steel structure Fabrication |
| Material |
Q235B, Q345B, S235JR, S355JR, SS400, A36, A572Gr50, A992 |
| Surface Treatment |
1. Painting; 2. Galvanized |
| Certification |
ISO9001, ISO14001, OHSAS18001, EN1090, ISO3834 |
| Standard |
GB, ASTM, EN, ISO, AS/ANS |
| Specification |
Per drawing |
| Place of Origin |
Shandong, China |
| MOQ |
20 Tons |
| Application |
Steel Warehouse, Steel Workshop, Multi-storey Building |
Product Gallery
Quality Assurance
At TSIN, we adhere to all welding procedures in accordance with GB standards. Our dedicated Welding Inspectors are certified by government authorities, ensuring compliance and quality. We perform non-destructive testing (NDT) following contract specifications and applicable welding codes. Throughout this process, we document and maintain all inspections, test plans, and quality manuals thoroughly.
The tests we conduct include:
- Dimension Check
- Visual Examination
- Ultrasonic Testing
Whether manufacturing a domestic structure, industrial building, or commercial facility, our precision fabrication reduces on-site time and associated labor costs. At TSIN, we believe that the quality of our work is a defining feature of our services. We are committed to delivering exceptional quality products and services that reflect our dedication to excellence at every stage of the project lifecycle.
We implement extensive quality control measures to safeguard quality from start to finish. This includes thorough inspections of all materials before and after fabrication. TSIN employs highly trained and experienced professionals in fabrication and welding, enabling us to offer a wide variety of services and steel sections tailored to meet your specific project requirements.
Our fabrication process includes:
- Measuring, cutting and welding the steel
- Placing the holes and cleats in the correct position
- Packaging and carefully loading in the right sequence
- Dispatching to site and erecting if required
Frequently Asked Questions
Q1: Can I visit your factory before ordering?
A: Yes, we welcome factory visits. We can arrange airport pickup from Qingdao Airport and assist with hotel bookings.
Q2: How do we cooperate on a project?
A: Our process includes: 1) Reviewing your project requirements, 2) Providing free design drawings for your approval, 3) 30% deposit after contract signing, 4) Final design confirmation, 5) Production and final payment before shipment, 6) Optional installation support.
Q3: What is the price range?
A: Prices vary based on material quality, size, and design complexity, typically ranging from $19 to $100+ per square meter.
Q4: Do you provide installation service?
A: We provide detailed construction drawings and manuals. For additional support, we can send workers and engineers to your site (with costs covered by the buyer).
Q5: What is the delivery time?
A: Typically 30 days after deposit receipt, with partial shipments available for large orders.
Q6: What anti-rust treatments are available?
A: Options include: normal anti-rust paint, epoxy zinc primer, hot-dip galvanization, hot-dip galvanization with PU finish, or stainless steel structures (301/304/316).
Q7: How is quality controlled?
A: Our products meet CE EN1090 and ISO9001:2008 standards. We provide quality inspection reports to verify materials and manufacturing processes.