JIS SS400 Standard Structural Steel H Beam I Beam Wide Flange Beam for Bridge
Product Spotlights
Hemaokang Steel (Shandong) Co., Ltd. proudly presents our JIS SS400 Standard Structural Steel H Beam I Beam Wide Flange Beam — a premium solution designed for demanding bridge construction and large-scale infrastructure projects. As a newly established (2025) but rapidly growing exporter with an annual export value of US$50 Million – US$100 Million, we combine modern manufacturing capabilities with strict quality control to deliver beams that meet the rigorous JIS G3101 standard. Our beams offer exceptional strength, dimensional accuracy, and versatility, making them the preferred choice for engineers and contractors worldwide.
Product Overview
Our JIS SS400 structural steel beams are available in three popular profiles — H Beam, I Beam, and Wide Flange Beam — to suit various load-bearing and connection requirements. Manufactured from high-quality SS400 carbon steel, these beams exhibit excellent weldability, machinability, and tensile strength. They are widely used in bridge girders, steel frames, high-rise buildings, industrial plants, and other heavy-duty structures.
Key Features & Benefits
- JIS G3101 Compliance — Strictly produced according to Japanese Industrial Standard, ensuring consistent mechanical properties and reliable performance.
- High Strength-to-Weight Ratio — Optimized cross-section design reduces dead load while maintaining structural integrity, ideal for long-span bridges.
- Excellent Weldability — SS400 steel grade offers low carbon content, minimizing preheating requirements and simplifying on-site fabrication.
- Wide Size Range — Flange width from 100mm to 900mm, web thickness from 5mm to 25mm, and lengths from 6m to 12m (other sizes available upon request).
- Customizable Surface Finish — Options include black (mill finish), hot-dip galvanized, or painted to match your project’s corrosion protection needs.
- Strict Quality Control — Every beam undergoes ultrasonic testing, dimensional inspection, and mechanical testing in our ISO9001-certified facility.
- Cost-Effective — As a direct manufacturer, we offer competitive pricing without compromising on material quality.
Technical Specifications
| Parameter | Value |
|---|---|
| Standard | JIS G3101 |
| Steel Grade | SS400 |
| Tensile Strength | 400-510 MPa |
| Yield Strength | ≥245 MPa (t ≤ 16mm) |
| Elongation | ≥21% |
| Flange Width | 100 – 900 mm |
| Web Thickness | 5 – 25 mm |
| Length | 6 – 12 m (customizable) |
| Surface Treatment | Black, Galvanized, Painted |
Applications
- Bridge girders, pier caps, and cross beams
- Steel structure columns and beams for high-rise buildings
- Industrial plant frameworks, warehouse racks
- Port and harbor infrastructure, offshore platforms
- Mechanical equipment supports, transmission towers
Why Choose Hemaokang Steel?
With an annual export value exceeding US$50 Million, we have served markets across North America, South America, Europe, Southeast Asia, Africa, Oceania, and the Middle East. Our team of 51-100 skilled professionals ensures efficient production, timely delivery, and rigorous quality assurance. We hold ISO9001 certification for our quality management system, and every shipment is accompanied by mill test certificates. Our location in Liaocheng, Shandong — a major steel production hub in China — gives us access to abundant raw materials and logistics advantages.
We understand that bridge projects demand the highest reliability. Our JIS SS400 beams are designed to withstand heavy loads, seismic forces, and harsh environments. Whether you need standard sizes or custom dimensions, we can provide tailored solutions to meet your engineering specifications. Contact us today for a competitive quote and technical support.
Frequently Asked Questions (FAQ)
-
Q: What is the difference between H Beam, I Beam, and Wide Flange Beam?
A: H Beam has parallel flanges with equal or nearly equal width and depth, offering high strength in both directions. I Beam has tapered flanges and is typically used for lighter loads. Wide Flange Beam (W-shape) has wide flanges and is similar to H Beam but with specific dimensional standards. All three are available in SS400 grade. -
Q: Can you provide beams with custom lengths or flange widths?
A: Yes, we can customize lengths from 6m to 18m and flange widths up to 900mm upon request. Please provide your detailed drawings or specifications for a tailored solution. -
Q: What surface treatments do you offer for corrosion protection?
A: We offer mill finish (black), hot-dip galvanized (according to ASTM A123 or JIS H8641), and various paint systems (epoxy, polyurethane). We can also apply anti-corrosion coatings for marine environments. -
Q: Do you provide third-party inspection or certification?
A: Yes, we can arrange inspection by SGS, BV, or other accredited agencies at your cost. All shipments come with our in-house Mill Test Certificate. -
Q: What is the typical lead time for a container shipment?
A: For standard sizes and quantities, lead time is approximately 15-25 days after order confirmation. Custom sizes may require 25-35 days. We can expedite for urgent projects. -
Q: Is your SS400 material suitable for welding in cold conditions?
A: SS400 has good weldability. However, for very low temperature applications (below -20°C), we recommend using a higher grade like SM490 or ASTM A572. Our technical team can advise based on your project location. -
Q: Can you supply beams with pre-drilled holes or other fabrication?
A: Yes, we offer value-added services such as drilling, cutting, beveling, and welding of end plates. Please inquire about fabrication capabilities and minimum order quantities. -
Q: What are your payment terms?
A: We accept T/T, L/C at sight, and other negotiable terms for established customers. A 30% deposit is typically required, with the balance against shipping documents.
Contact Hemaokang Steel (Shandong) Co., Ltd. today to discuss your bridge beam requirements. With our ISO9001-certified production, experienced team, and global export network, we are your reliable partner for structural steel solutions.
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