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Tianjin Qiangbang
Industrial Excellence Since 2000

Leading manufacturer of spring steel flat bars, leaf springs, agricultural machinery, and prestressed products with over 20 years of trusted global service.

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About Tianjin Qiangbang

Tianjin Qiangbang Industrial Co., Ltd. is a comprehensive enterprise integrating the steel, agricultural, and automotive parts industries. With over 20 years of manufacturing experience, we specialize in high-quality spring steel flat bars, leaf springs, agricultural machinery, and prestressed products.

Our online platform focuses on delivering a full range of agricultural machinery and spare parts, backed by competitive pricing, fast delivery, and a robust supply chain. All raw materials are sourced from our own spring steel production line, ensuring consistency and quality control.

2000
Established
1000+
Staff Members
4
Product Categories
100+
Product Types
Tianjin Qiangbang Factory

Our Product Range

Engineered for durability and performance, our products serve automotive, agricultural, and construction industries worldwide.

Hot Rolled Spring Steel Flat Bar

Hot Rolled Spring Steel Flat Bar

  • • Width: 45mm – 130mm
  • • Thickness: 5mm – 35mm
  • • Length: Up to 5800mm
  • • High tensile strength & fatigue resistance
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Leaf Springs

Tricycle & Small Trailer Leaf Springs

  • • Made from in-house spring steel
  • • Customizable length & curvature
  • • Ideal for light-load vehicles
  • • Corrosion-resistant coating available
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Light Truck Leaf Springs

Light Trucks & Pickup Leaf Springs

  • • Designed for mid-load applications
  • • Precision heat-treated
  • • OEM quality standards
  • • Long service life under stress
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Heavy Truck Plate Springs

Heavy Truck & Trailer Plate Springs

  • • For commercial and industrial vehicles
  • • Multi-leaf parabolic design
  • • High load-bearing capacity
  • • Shock absorption optimized
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Cultivator

Cultivator & Farming Equipment

  • • Full line of tillage machinery
  • • Durable spring steel construction
  • • Efficient soil preparation
  • • Suitable for large-scale farming
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Disc Harrow

Heavy Duty Trailed Disc Harrow

  • • High-strength disc blades
  • • Adjustable working depth
  • • Ideal for stubble fields
  • • Built for rugged terrain
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Light Offset Disc Harrow

Light Offset Disc Harrow

  • • Compact and maneuverable
  • • For small to medium farms
  • • Quick-attach hitch system
  • • Low maintenance design
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Prestressed Products

Prestressed Steel Products

  • • Spiral Rib PC Wire
  • • PC Strand Low Relaxation
  • • High Carbon Spring Steel Wire
  • • Used in concrete reinforcement
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Why Choose Tianjin Qiangbang?

We combine decades of expertise with cutting-edge manufacturing to deliver unmatched value.

Vertical Integration

From raw spring steel to finished products, we control the entire production chain for consistent quality and cost efficiency.

Fast Global Delivery

Our logistics network ensures prompt shipment to customers across Europe, Asia, Africa, and the Americas.

Certified Quality

We adhere to international standards with rigorous testing and quality assurance at every stage.

20+
Years Experience
1000+
Employees
100+
Product Lines
50+
Countries Served

Frequently Asked Questions

What materials are used in your spring steel flat bars?

Our spring steel flat bars are made from high-carbon alloy steel with precise heat treatment to ensure optimal elasticity and durability.

Can you customize leaf springs for specific vehicle models?

Yes, we offer OEM and ODM services. Provide us with specifications or samples, and we’ll manufacture to your exact requirements.

What is the delivery time for bulk orders?

Typical lead time is 15–30 days depending on order size and destination. We prioritize fast and reliable shipping.

Do you provide certifications for your products?

Yes, we provide material test certificates, ISO compliance documents, and other required certifications upon request.

Get in Touch

Reach out for quotes, technical support, or partnership opportunities.

Contact Information

  • Hotline: +8615122277707
  • Office: +86-22-87820460
  • Office: Haiyi International 2-1403, Huayuan Industrial Park, Xiqing District, Tianjin
  • Factory: 100 meters west of Xizhaizhuang Village, Xizhaizhuang Town, Jinghai District, Tianjin

Visit Our Website

For detailed product catalogs, specifications, and inquiry submission, please visit our official website.

Visit Official Website

We do not collect inquiries via this page. Please use the official site for all communications.

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