Feige Steel Ball – High-Quality Precision Steel Balls Manufacturer Since 1989

Trusted Manufacturer Since 1989

Changzhou FeiGe Steel Ball Co., Ltd. was founded in 1989 and has since become a professional manufacturer specializing in high-precision steel balls. Located in Changzhou, Jiangsu Province, China, our factory spans over 18,000 square meters and employs more than 100 staff, including 30 skilled technicians.

With an annual production capacity of 1 trillion steel balls, we are committed to delivering reliable, high-quality, and cost-effective solutions to global industries.

Our products meet international standards including GB, ISO, DIN, EN, and JIS. We are certified under ISO 9001, IATF16949, RoHS, and MSDS, ensuring consistent quality and compliance.

30+

Years of Experience

100+

Employees

423+

Production Machines

50+

Countries Served

Our Precision Steel Ball Products

We manufacture a wide range of high-precision steel balls for industrial, automotive, electronic, and mechanical applications. All products meet international standards and are rigorously tested for quality and durability.

Chrome Steel Ball

G10-G100 Precision, 5.953mm to 6.35mm, ideal for deep groove bearings.

High hardness & wear resistance
ISO & DIN compliant
Low noise, long service life

3.175mm Chrome Steel Ball

Precision G10-G100, made in China for bearing applications.

Diameter: 3.175mm (1/8 inch)
High load capacity
Suitable for mini bearings

8mm Chrome Steel Ball

For bicycle bearings, low noise, brass cage compatible.

Precision G10-G100
Low friction & noise
Ideal for cycling components

4mm Silver Plated Ball

Anti-tarnish, hypoallergenic, used in eyeglass hinges.

Corrosion resistant
Smooth surface finish
Safe for skin contact

11mm Chrome Steel Ball

G10-G1000 precision, used in car accessories and industrial parts.

High precision tolerance
Durable under high load
Automotive grade

304 / 304L Stainless Steel Ball

Corrosion-resistant, ideal for food, medical, and marine applications.

Non-magnetic (304L)
Excellent oxidation resistance
Meets ASTM A276 standards

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316 / 316L Stainless Steel Ball

Superior corrosion resistance, ideal for harsh environments.

Molybdenum-enhanced alloy
Saltwater & chemical resistant
High temperature stability

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420 / 420C Stainless Steel Ball

High hardness martensitic stainless steel for cutting tools and valves.

Hardness up to 58 HRC
Magnetic & wear-resistant
Precision ground surface

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440 / 440C Stainless Steel Ball

Highest hardness in stainless series, used in aerospace and high-performance bearings.

Up to 60 HRC hardness
Excellent wear resistance
Precision G3-G10 available

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Ceramic Ball (Si3N4, ZrO2)

Non-conductive, lightweight, ideal for high-speed and corrosive environments.

40% lighter than steel
Electrically insulating
High temperature resistance

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Tungsten Carbide Ball

Extreme hardness and wear resistance for industrial tooling and gauges.

Hardness: 90+ HRA
High density & impact resistance
Precision ground to G3-G10

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Drilled Steel Ball

Custom drilled holes for specialized applications in instrumentation and valves.

Available in chrome & stainless
Precision hole alignment
Custom diameters & hole sizes

Why Choose Feige Steel Ball?

We combine decades of expertise, advanced manufacturing, and strict quality control to deliver superior steel ball solutions.

Advanced Manufacturing

423+ sets of professional production equipment and 100+ testing machines ensure consistent precision and quality.

Certified Quality

ISO 9001, IATF16949, RoHS, and MSDS certified. We meet GB, ISO, DIN, EN, JIS, and other international standards.

Global Reach

Exported to over 50 countries. Trusted by automotive, bearing, electronic, and machinery industries worldwide.

Custom Solutions

We offer custom sizes, materials, and finishes to meet your specific application requirements.

Fast & Reliable Delivery

Large-scale production capacity ensures short lead times and on-time delivery for bulk orders.

Dedicated Support

Our technical team provides expert guidance on material selection, application, and specifications.

Our Application Areas

Feige steel balls are engineered for performance and reliability across a wide range of industrial and commercial applications.

Automotive Parts

Bearings, transmissions, steering systems, and more.

Bearing Industry

Deep groove, angular contact, thrust, and linear bearings.

Electronics & Electrical

Switches, connectors, sensors, and precision instruments.

Machinery & Equipment

Pumps, valves, conveyors, and industrial automation.

Frequently Asked Questions

Get answers to common questions about our products and services.

What materials do you offer for steel balls?

We manufacture chrome steel (SUJ2), 304/304L, 316/316L, 420/420C, 440/440C stainless steel, ceramic (Si3N4, ZrO2), tungsten carbide, copper, glass, and plastic balls.

What precision grades do you produce?

We offer precision grades from G3 to G1000, depending on material and application. Common grades include G10, G16, G20, G28, and G40.

Are your products certified?

Yes, we are certified under ISO 9001, IATF16949, RoHS, and MSDS. Our products comply with GB, ISO, DIN, EN, JIS, and other international standards.

What is your minimum order quantity (MOQ)?

MOQ varies by product and size. For standard items, MOQ can be as low as 1 kg. Contact us for specific requirements.

Do you offer custom sizes or drilling?

Yes, we provide custom diameter balls and drilled steel balls with precise hole placement and size according to customer drawings.

How can I request a quote or sample?

Please visit our official website or contact our sales team directly. We offer free samples for qualified customers.

Get in Touch with Us

For inquiries, quotes, or technical support, please contact our team. We're here to help you find the right steel ball solution.

Contact Information

Factory Address:

Xiashu Village, Wujin District, Changzhou, Jiangsu, China, 213178

Office Address:

Room B1207, Changzhou World Trade Center, No.16 Yanzheng Road, Changzhou City, Jiangsu Province, China

Factory Phone:

+86 519 86200760 (Chinese Only)

Office Phone:

+86 519 86201099

Mobile (Sales):

+86 13358167233

Mobile (Technical):

+86 13961220766

Sales Email:

[email protected]

Technical Email:

[email protected]

Visit Official Website

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