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Premium Steel Solutions for Global Industry

Professional manufacturer of H Beam, Steel Plate, Rebar, Round Bar, and Stainless Steel products with over 500,000 tons annual output.

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About Zhejiang Zhongding Iron and Steel

Zhejiang Zhongding Iron and Steel Co., Ltd. is a diversified private enterprise specializing in the production and distribution of high-quality steel products. With extensive experience in the steel industry, we serve clients across North America, South America, Southeast Asia, Africa, the Middle East, and Europe.

Our business covers stainless steel plates, stainless steel pipes, stainless steel rods, round bars, angle channels, rail steel, flat steel, strip steel, and more. We operate 30 joint-venture production lines with renowned steel companies, achieving an annual output of over 500,000 tons.

  • Professional production equipment
  • Advanced workshops and technology
  • Quality assurance on all products
  • Global distribution network
Factory Overview

Our Premium Steel Products

Stainless Steel Plate

Stainless Steel Plate

High corrosion resistance, ideal for construction, shipbuilding, and industrial applications.

  • Grades: 304, 316, 321, 430
  • Thickness: 0.3mm - 100mm
  • Standard: ASTM, JIS, GB
Carbon Steel Round Bar

Carbon Steel Round Bar

Durable and versatile, used in machinery, automotive, and structural applications.

  • Grades: S235JR, A36, A283
  • Diameter: 10mm - 500mm
  • Surface: Hot rolled, cold drawn
H Beam I Beam

H Beam / I Beam

Universal steel columns and beams for construction and infrastructure projects.

  • Standards: ASTM, JIS, EN
  • Height: 100mm - 900mm
  • High strength-to-weight ratio
Seamless Steel Tube

Seamless Steel Tube

Precision-engineered tubes for high-pressure applications in oil, gas, and mechanical industries.

  • Outer Diameter: 6mm - 1200mm
  • Wall Thickness: 1mm - 100mm
  • Standards: ASTM A106, API 5L
Stainless Steel Coil

Stainless Steel Coil

Continuous coils with excellent formability and surface finish for industrial processing.

  • Width: 1000mm, 1219mm, 1500mm
  • Thickness: 0.3mm - 6.0mm
  • Finishes: 2B, BA, No.4
Steel Angle

Steel Angle

Galvanized and perforated options available for structural and decorative uses.

  • Equal & Unequal Angles
  • Grades: Q235, Q355
  • Size Range: 25x25mm to 200x200mm
Rebar

Rebar

High-strength deformed steel bars for reinforced concrete structures.

  • Grades: HRB400, HRB500
  • Diameter: 6mm - 50mm
  • Standards: GB, ASTM, BS
Steel Tube

Steel Tube

Welded and seamless options for structural, mechanical, and fluid transport systems.

  • Shapes: Round, Square, Rectangular
  • Standards: ASTM, EN, GB
  • Surface: Galvanized, Painted, Bare
View All Products on Official Site

Our Manufacturing Capabilities

Advanced Plant

State-of-the-art workshops with professional production technology ensuring consistent quality and efficiency.

Professional Equipment

High-precision machinery for producing seamless tubes, steel plates, and structural sections.

Quality Assurance

Rigorous testing and inspection protocols ensure every product meets international standards.

Service Team

Dedicated professionals ready to support your procurement needs with technical expertise.

Production Capacity

500,000+
Tons Annual Output
30
Production Lines
100+
Global Markets
20+
Years Experience

Frequently Asked Questions

What steel standards do you comply with?

We manufacture products according to international standards including ASTM, JIS, GB, EN, and DIN, ensuring compatibility and reliability for global projects.

Can you provide custom sizes and specifications?

Yes, we offer OEM and ODM services. Our production lines can accommodate custom dimensions, grades, and surface treatments based on customer requirements.

What is your minimum order quantity (MOQ)?

Our MOQ varies by product type, but we are flexible and can accommodate small trial orders for new customers. Contact us for specific details.

How do you ensure product quality?

We implement strict quality control at every stage—from raw material inspection to final product testing—using advanced equipment and certified procedures.

Do you offer samples?

Yes, we provide free samples for quality evaluation. Shipping costs may apply depending on destination and sample size.

Get in Touch

For inquiries, quotes, or partnership opportunities, please contact us through the official website.

Contact Information

  • +86-13362480411
  • +86-13989454669
  • info@zjzhongding.cn
  • min@zjzhongding.cn
  • Steel City Center, Ningbo, Zhejiang
  • Available on WhatsApp

Business Hours

Monday - Friday: 8:00 AM - 6:00 PM (China Time)

We respond to all inquiries within 24 hours.

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