Diverse Product Range · Reliable Quality · Tailored Solutions

Covering various types of steel products such as steel pipes, steel plates, steel coils, steel bars, and structural steel
meeting the diverse needs of different industries.

Q235B Carbon Steel H-Beam

Q345B carbon steel H-beam provides high strength and excellent load-bearing capacity. It is widely used in construction, bridges, steel structures, and industrial frameworks.
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Product Description

Specifications Table


PropertyValue / Range
GradeQ345B (Equivalent ASTM A572 Gr.50)
Height100 mm – 1000 mm
Web Thickness5 mm – 80 mm
Flange Thickness5 mm – 80 mm
Length6 m – 12 m (custom available)
Yield Strength≥ 345 MPa
Tensile Strength470 – 630 MPa
Elongation≥ 20%


Chemical Composition (%)


CMnSiPS
≤0.201.0–1.6≤0.55≤0.035≤0.035


Key Features & Benefits


  • High load-bearing strength for large-span and heavy-load structures

  • Excellent weldability and machinability for fabrication flexibility

  • Stable structural performance with minimal deformation under load

  • Cost-effective compared to other alloy steels

  • Versatile design – available in various sizes for different projects


Applications


  • High-rise building frameworks

  • Industrial plant structures

  • Bridges, railway stations, and airports

  • Large-scale warehouses and workshops

  • Offshore platforms and shipbuilding


Production Process


  1. Raw material steel billet selection

  2. Hot rolling into H-beam shape

  3. Straightening and cutting to length

  4. Surface treatment (shot blasting, anti-rust coating)

  5. Quality inspection (mechanical test, chemical analysis)


Quality Assurance


  • Complies with GB, ASTM, JIS, EN standards

  • Mechanical and chemical testing for every batch

  • Ultrasonic flaw detection to ensure defect-free beams

  • Third-party inspection (SGS, BV, Lloyd’s Register) available


Packaging & Delivery


  • Bundled with steel straps for stability

  • Surface coated with anti-rust oil or paint

  • Can be loaded in containers or bulk vessel

  • Custom labeling with size, grade, and batch number


Product Real Shot


H型钢

Packaging and Shipping


H型钢包装


FAQ


Q1: What product information must I provide before making a purchase?

A: Please provide the material, size, surface treatment requirements, and the quantities you need.

Q2: What about product pricing information?
A: Prices may vary due to fluctuations in raw material costs.

Q3: Is it possible to send samples?
A: Yes, we offer free samples with express shipping worldwide.

Q4: Do you offer a service for customized products?
A: Yes, we can supply according to your specific requirements.

Q5: Can I visit you in person?
A: Customers from all over the world are welcome to meet with us.

Q6: Can you assist me in importing steel products for the first time?
A: Yes, we can provide support through our experienced shipping agents.



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SUBMIT

Quality and After-sale Assurance

Reliable Quality – All products are made with premium raw materials, advanced equipment, and strict quality inspections before delivery.

Compliance Guarantee – Specifications strictly follow technical agreements, ensuring products are free from defects in design, materials, and workmanship.

After-sales Service – Dedicated teams provide timely response, technical consultation, and long-term support.

Global Commitment – We serve clients in over 50 countries with consistent quality and reliable service.