Shandong Zhengde Metal Manufacturing Co., Ltd
                                                                                                           
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29 Years
Since 1997
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A572 Gr50 Hot-Rolled Steel Square Bar 100x100mm to 600x300mm for Construction and Machinery

Price Negotiable
Price: negotiable
MOQ: Negotiable
Delivery Time: Negotiable
Brand: Zhengde Metal
Product Description
Product Overview
Zhengde Steel Square Bar is a high-quality carbon steel material widely used in construction, machinery manufacturing, logistics, and various engineering applications. Manufactured with precision and quality control, these square bars deliver exceptional performance across demanding industrial environments.
Key Material Properties
  • High carbon content for superior mechanical strength
  • Excellent toughness and plasticity characteristics
  • Outstanding wear resistance and corrosion resistance
  • High load-bearing capacity for structural applications
Available Specifications
Square steel is available in multiple specifications distinguished by cross-sectional dimensions, with common sizes including 8#, 10#, 12#, 14#, and 16# (numbers represent section width in millimeters). Larger cross-sectional sizes provide increased load-bearing capacity for heavy-duty applications.
Manufacturing Processes
Our square bars are produced using two primary methods:
  • Hot-Rolled Square Steel: Manufactured by heating billets to optimal temperatures and pressing through rolling machinery. Features excellent mechanical properties with slightly textured surface.
  • Cold-Drawn Square Steel: Produced through cold-working of hot-rolled material. Offers smooth surface finish with slightly reduced strength and toughness compared to hot-rolled variants.
Technical Specifications Table
H*W H*B t1 t2 r cm² kg/m IX IY ix iY Wx WY
100*100 100*100 6 8 10 21.9 17.2 383 134 4.18 2.47 76.5 26.7
125*125 125*125 6.5 9 10 30.31 847 294 5.29 3.11 136 47
150*150 150*150 7 10 13 40.55 31.9 1660 564 6.39 3.73 221 75.1
175*175 175*175 7.5 11 13 51.43 40.3 2900 984 7.5 4.37 331 112
200*200 200*200 8 12 16 64.28 50.5 4770 1600 8.61 4.99 477 160
Application Areas
  • Construction: Structural beams, columns, foundations, and bridge components ensuring building safety and stability
  • Machinery Manufacturing: Machine bases, bearing housings, and critical components for enhanced equipment stability and service life
  • Logistics & Storage: Heavy-duty shelving systems with superior load-bearing capacity for secure goods storage
Company Advantages
Quality Assurance
Strict production and inspection processes adhering to international standards ensure consistent product quality and reliability.
Competitive Pricing
Market-based pricing with volume discounts provides exceptional value for industrial customers.
Transaction Security
Secure payment processing and financial protection measures safeguard customer investments.
After-Sales Support
Comprehensive after-sales service with dedicated support teams addressing customer requirements promptly.
Company Profile
Shandong Zhengde Metal Manufacturing Co., Ltd. is an integrated enterprise specializing in production and sales of hot-rolled steel coils, cold-rolled steel coils, galvanized steel coils, color-coated steel coils, section steel, steel pipes, steel wires, metal mesh, stainless steel, aluminum, copper, and various metal products.
With five production and sales bases across Binzhou, Liaocheng, Wuxi, Tianjin, Jinan, and Tai'an, we operate over 100 production lines supported by 4 nationally recognized laboratories, 2 technical engineering centers, and 5 enterprise technology centers. Our products are exported to more than 50 countries including North America, South America, Europe, Africa, Oceania, Middle East, and Southeast Asia.
Certifications
Zhengde Steel Quality Certifications and Industry Standards Compliance

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shandong Zhengde Metal Manufacturing Co., Ltd
Location Binzhou, Shandong, China 256600
Contact Person Virtue

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