Steel Grade GB Q235B/Q345B

• Scientific name: carbon structural steel
• GB means compulsory Chinese Standard issued by Chinese government
• Q235/345 means steel yield value 235/345 MPa
• B means quality level (A B C D) classified via its chemical component
• Chemical component:
  • C: 0.12-0.20
  • Si: ≤0.30
  • Mn:0.30-0.70
  • S: ≤0.045
  • P: ≤0.045
  • Cr: ≤0.30
  • Ni: ≤0.30
  • Cu: ≤0.30

• Founded time: 2001
• Location: Xuzhou City, Jiangsu Province, China mainland
• Main business: Design and manufacture
  • H formed portal steel structures
  • Steel space frame structures
  • Membrane structure roof
  • Pipe truss structures
  • Curtain walls
• Our advantages
  • Over 14 years rich professional industry experience
  • One-key solution: tell us your troubles, we offer you a full set final solution
  • Field installations

Application Fields:

Steel structure products are widly used in workshop, gymnasium, swimming pool, exhibition hall and so on. It changes the tranditional construction concept by lower cost and more environmentally friendly.

Technical Parameters:

Packing and Shipping

Production Process

Quality Inspection

We strictly abide by the national container house production standards and absolutely guarantee product quality. Each batch of products must undergo strict testing before they can be shipped and delivered to customers.

Successful Project

Our Exhibition

Customer Visit

Basic Design Requirements: design Load: (very important)
1. Snow load:

2. Wind load:
3. Seismic magnitude:

4. Middle Column allowed or not:
5. Project location:
6. Length (side wall, m):
7. Width (end wall, m):
8. Wall Height (eave, m):
9. Mezzanine or not? And usage:

Building Purpose: we will recommend the best design for the purpose of the building
A. Warehouse/Storage

B. Factory
C. Agriculture Barn

D. Retail Store
E. Repair/Mechanic Shop

F. Office Space
G. Medical Warehouse

H. Animal Farm (please confirm what kind of animal)

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