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Precision Steel Balls for Industrial Excellence

TAIAN SIBAO STEEL BALL CO., LTD. – Trusted manufacturer since 1998. Delivering high-quality stainless, carbon, and chrome steel balls with global OEM capabilities and 20+ years of expertise.

Steel Balls Factory
Factory View

About TAIAN SIBAO

Established in 1998 and located at the foot of Mount Tai, Taian Sibao Steel Ball Co., Ltd. is a leading manufacturer of precision steel balls in China. With convenient access to National Road 104, our 36,000-square-meter facility combines advanced machinery with skilled expertise to deliver consistent quality.

We specialize in OEM processing and export over $10 million worth of steel balls annually. Our team includes 36 senior mechanics, 6 quality inspectors, and 6 foreign trade managers, ensuring every product meets international standards.

Learn more about our company →
20+
Years of Experience
36,000
Square Meters Facility
2,000
Tons Annual Capacity
$10M
Annual Export Volume

Our Products

We manufacture high-precision steel balls in various materials and grades to meet diverse industrial needs. All products are produced under strict quality control and available for OEM customization.

Stainless Steel Ball

Stainless Steel Ball

High corrosion resistance, ideal for food, medical, and marine applications. Available in 304, 316, and 440C grades.

  • Grade: 304, 316, 440C
  • Diameter: 0.5mm – 100mm
  • Hardness: HRC 58-65
  • Finish: Mirror polished
Carbon Steel Ball

Carbon Steel Ball

High strength and wear resistance. Suitable for bearings, valves, and mechanical components.

  • Material: 1010, 1045, 1080
  • Diameter: 1mm – 80mm
  • Hardness: HRC 60-66
  • Finish: Ground or lapped
Chrome Steel Ball

Chrome Steel Ball

High load capacity and durability. Widely used in bearings, automotive, and industrial machinery.

  • Material: GCr15 / 52100
  • Diameter: 1.5mm – 75mm
  • Hardness: HRC 62-66
  • Grade: G10 to G1000
Precision Lapped Ball

Precision Lapped Ball

Ultra-precise balls for aerospace, metrology, and high-end instrumentation.

  • Tolerance: G3 to G10
  • Roundness: ≤0.1µm
  • Surface Finish: Ra ≤0.025µm
  • Materials: Stainless, Chrome, Ceramic
Hardened Steel Ball

Hardened Steel Ball

Heat-treated for maximum durability. Ideal for high-stress mechanical environments.

  • Hardness: HRC 64-68
  • Material: Alloy steel
  • Diameter: 2mm – 60mm
  • Process: Quenched & tempered
Ball for Bearings

Bearing Grade Ball

Designed specifically for ball bearings in motors, gearboxes, and rotating equipment.

  • Standards: ISO 3290
  • Grade: G16 to G100
  • Materials: Chrome, Stainless
  • Applications: Automotive, Industrial
OEM Steel Ball

OEM/ODM Services

Custom steel balls tailored to your specifications – size, material, grade, packaging.

  • Custom sizes & grades
  • Private labeling
  • MOQ: 100kg
  • Fast prototyping
Industrial Steel Ball

Industrial Steel Ball

General-purpose steel balls for valves, pumps, machinery, and construction tools.

  • Diameter: 1mm – 100mm
  • Materials: Carbon, Chrome, Stainless
  • Finish: Ground, milled, or polished
  • Bulk packaging available

Why Choose QZSteelBall?

Advanced Manufacturing

Equipped with 96 cold heading machines, 83 grinders, and 9 heat treatment units for consistent, high-volume production.

Quality Assurance

Rigorous inspection by 6 dedicated quality control engineers ensures every batch meets ISO and customer standards.

Global Export Experience

Serving clients in over 50 countries with $10M annual exports and experienced foreign trade managers.

OEM/ODM Capabilities

Full customization from material selection to packaging. We bring your design to life with precision.

Efficient Logistics

Located near National Road 104 for fast domestic shipping and seamless port access for international delivery.

Dedicated Support

Direct access to sales and technical teams via WhatsApp, WeChat, and email for fast response and support.

Frequently Asked Questions

What materials do you offer for steel balls?

We manufacture stainless steel (304, 316, 440C), carbon steel (1010, 1045), and chrome steel (GCr15/52100) balls. Custom materials are also available upon request.

Can you produce custom-sized steel balls?

Yes, we offer OEM services and can produce steel balls from 0.5mm to 100mm in diameter based on your specifications.

What is your minimum order quantity (MOQ)?

Our standard MOQ is 100kg, but we can discuss lower quantities for sample or trial orders.

Do you provide samples?

Yes, we offer free samples for evaluation. Shipping costs may apply depending on destination.

What certifications do you have?

Our production follows ISO 3290 standards. We maintain strict internal quality control and can provide material test reports (MTRs) upon request.

How do you ensure product quality?

We have 6 dedicated quality inspectors who perform dimensional checks, hardness testing, surface finish inspection, and batch traceability throughout production.

Get in Touch

Contact our team for quotes, samples, or technical inquiries. We respond within 24 hours.

Contact Information

Company: TAIAN SIBAO STEEL BALL CO., LTD

Contact Person: Nancy Hao

Mobile/WeChat: +86 18253837242, +86 17662583900

WhatsApp: +86 18253837242, +86 13562850409

Email: [email protected], [email protected]

Address: Nanyixian, High-Tech Zone, Feicheng City, Shandong Province, China

Website: www.qzsteelball.com

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