Stainless Steel Balls-UNION,AISI 420 430 440 SS304 316

Ref Price:
Loading Port:
Shanghai Port or Others
Payment Terms:
TT or LC
Min Order Qty:
5 Tons pc
Supply Capability:
500 Tons Per Month pc/month
  • OKorder Service Pledge
  • Quality Product
  • Order Online Tracking
  • Timely Delivery
  • OKorder Financial Service
  • Credit Rating
  • Credit Services
  • Credit Purchasing

Add to My Favorites

Follow us:


 Stainless Steel Ball 


Stainless Steel Ball


AISI 420 430 440 SS304 316


0.5mm--25.4mm, 1/4",3/16",5/32",1/8",7/32",5/16",7/8",1" 



Hardness ( HRC)



Bicycle, Bearing, Pulley, Slide, Handcraft, Shelf, Luggage, Hardware, Grinding media


GB/T-308-2002, GB/T1148-93

Matched Standard





Oily packing in pouch packing,plastic/tin box packing

1, 25kg/carton with steel pallet packing

2,25kg/carton without steel pallet packing

3,10kg/box then in wooden case packing

4,250kg/ steel drum packing 

or according to customers' requirement

Place of original



Within 30 days or confirmed while placing order

Stainless steel balls perform well in nuclear power plants due to their high corrosion resistance, durability, and ability to withstand extreme temperatures. They are commonly used in valves, pumps, and other critical components, ensuring efficient operation and safe containment of nuclear material.
Yes, stainless steel balls can be used in grinding applications. They are commonly used in industrial processes such as grinding, polishing, and milling due to their high resistance to corrosion, durability, and ability to withstand high temperatures. Stainless steel balls provide excellent grinding performance and are widely utilized in various industries including mining, chemical, and pharmaceutical.
No, stainless steel balls are not used in airsoft guns. Airsoft guns typically use plastic BBs.
Stainless steel balls can undergo various surface treatments, each with its own unique advantages and characteristics. Some commonly used treatments include: 1. Passivation: By eliminating impurities and contaminants, passivation improves the stainless steel ball's resistance to corrosion and enhances its appearance. This treatment forms a protective oxide layer on the surface, preventing rust and staining. 2. Electroplating: Another metal, like nickel or chrome, is deposited onto the stainless steel ball's surface through electroplating. This process enhances the ball's durability, appearance, and resistance to corrosion. 3. Polishing: Through mechanical means like abrasive polishing or buffing, the surface of the stainless steel ball is smoothened, enhancing its aesthetic appeal and reducing friction. 4. Nitriding: Nitrogen is introduced into the surface layer of the stainless steel ball through heat treatment, resulting in a hard and wear-resistant surface. This treatment improves performance in high-stress applications and increases resistance to wear, galling, and corrosion. 5. PVD coating: A thin film of the desired material is deposited onto the stainless steel ball's surface using physical vapor deposition (PVD) coating in a vacuum chamber. This treatment can improve hardness, wear resistance, and aesthetic appeal. 6. Shot peening: Small metallic or ceramic particles are bombarded at high velocities onto the surface of the stainless steel ball in shot peening. This treatment induces compressive stress, enhancing fatigue resistance, strength, and durability. It is important to consider specific application requirements, such as corrosion resistance, wear resistance, or aesthetic appeal, when choosing a surface treatment. Each treatment has its own advantages and limitations, so consulting with experts and considering desired properties is crucial for selecting the most suitable treatment for stainless steel balls.
Yes, stainless steel balls are resistant to galling. Galling is a form of wear that occurs when two metal surfaces rub against each other under pressure, causing material transfer and localized welding. Stainless steel, known for its high corrosion resistance and low friction properties, is less prone to galling compared to other materials such as carbon steel or aluminum. The chromium content in stainless steel forms a passive oxide layer on the surface, reducing the risk of galling. Additionally, stainless steel balls can be further treated or coated with lubricants or anti-galling compounds to enhance their resistance to galling. However, it is important to note that galling can still occur under extreme conditions or if the stainless steel balls come into contact with dissimilar metals.
Yes, stainless steel balls can be used in flow control applications. Stainless steel is known for its corrosion resistance and durability, making it suitable for various industrial applications, including flow control systems. Stainless steel balls can effectively regulate the flow of liquids or gases due to their smooth surface and precise sizing. They are often used in valves, pumps, and other flow control devices to ensure reliable and efficient operation.
Yes, stainless steel balls are easy to clean and maintain. Stainless steel is known for its resistance to corrosion and staining, making it a durable and low-maintenance material. To clean stainless steel balls, you can simply use a mild detergent or soap and water to remove any dirt or grime. Avoid using abrasive cleaners or steel wool as they can scratch the surface of the stainless steel. After cleaning, make sure to dry the balls thoroughly to prevent water spots or rust. With proper care and maintenance, stainless steel balls will maintain their shine and integrity for a long time.
Q:What are the differences between ordinary stainless steel ball valves and high temperature ball valves?
Assembly: general room temperature ball valve to get the parts can be assembled after; high temperature ball valve grinding ball core and valve seat, this order is also critical, the size of the leak by grinding
Stainless steel balls boast exceptional friction resistance, thanks to their inherent properties. Their ability to handle friction is remarkable, owing to the material's unique characteristics. The sleek surface of these balls minimizes contact area, thereby reducing frictional force and preventing excessive wear and tear. Furthermore, stainless steel possesses a low coefficient of friction, resulting in reduced resistance against other surfaces. This attribute allows the balls to roll smoothly, minimizing frictional heat and safeguarding the integrity of their surface. Moreover, these balls can endure high temperatures, rendering them suitable for applications that generate frictional heat. In summary, stainless steel balls are renowned for their durability and effective friction management, making them a favored choice across a range of industries, including automotive, aerospace, and precision machinery.
Stainless steel balls find frequent usage in measuring instruments. They serve as reference spheres in a wide range of measuring devices and precision instruments, including coordinate measuring machines (CMMs), optical comparators, and dimensional metrology equipment. The preference for stainless steel balls in these applications stems from their exceptional corrosion resistance, remarkable precision, and lasting durability.
Our company is a professional stainless steel sheet plant, the scale of investment is up to billion yuan, and our existing production capacity reach about 1800 tons / month. The company adopted advanced production equipment , first-class testing equipment and instruments. With strong technical force and strict modern management concepts, we try our best to create extraordinary quality.

1. Manufacturer Overview

Location Wuxi,China
Year Established 2003
Annual Output Value Above US$8.3 Million
Main Markets SouthEast Asia
Company Certifications ISO9001:2000

2. Manufacturer Certificates

a) Certification Name  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port Shanghai
Export Percentage 30%
No.of Employees in Trade Department 30 People
Language Spoken: English;Chinese
b)Factory Information  
Factory Size: Above21,000 square meters
No. of Production Lines Above 7
Contract Manufacturing OEM Service Offered;Design Service Offered
Product Price Range Average

Send your message to us

This is not what you are looking for? Post Buying Request