What is the packaging for steel balls?

Standard packing is 20-25kg per carton or 1 ton per wooden pallet, customizable as required.

What certifications do your products have?

Our products are certified by ISO 3290, BV, SGS, and TS16949.

What is the hardness of chrome steel balls?

The hardness is typically 58-65 HRC, ensuring high load bearing capacity and durability.

5/16 Inch Chrome Steel Sphere

Name: 5/16 Inch Chrome Steel Sphere
Brand: Changzhou Huari Steel Ball Co., Ltd.
SKU: 802054995

Jiangsu, ChinaChangzhou Huari Steel Ball Co., Ltd.

US$0.003

1-9,999 Pieces

US$0.002

10,000-999,999 Pieces

US$0.001

1,000,000+ Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Customized

Certification

ISO, BV

Model NO.

aisi52100 bearing steel ball

Standard Parts

Yes

Universal

Yes

Type

Bearing Ball

Material Mark

AISI52100 Chrome Steel Ball

International Standard

100cr6, Gcr15,Suj-2, Material 1.3505, AISI52100

Size Range

0.4-200mm Chrome Steel Ball

Grade

G10-G1000 Chrome Steel Ball

Shape

Solid Round Bearing Steel Ball

Chemical Composition

C, Si, Mn, Cr, Mo, P, S, Cu, Al, O

Application

Bicycle,Motor,Machinery,Tools,Fishing and Others

Hardness

58-65 HRC Chrome Steel Ball

Stock

Regular Size Chrome Steel Ball in Stock

Color

Sliver,Gold,Black,Gray Chrome Steel Ball

Transport Package

Box, Plastic Bag, Steel Drum

Specification

ISO; BV; SGS

Trademark

SUHUA

Origin

Jiangsu, China

HS Code

8482910000

Production Capacity

300 Tons Per Month

Key features

High Hardness & Wear Resistance: Hardness 58-65 HRC with excellent wear resistance and deformation resistance.

Premium Material Quality: Made from AISI 52100/100Cr6 bearing steel with fine grain and martensitic structure.

Wide Size & Grade Range: Available in sizes 0.4-200mm and grades G10-G1000 to meet diverse specifications.

Multiple Certification: Certified by ISO, BV, SGS, and TS16949 ensuring high quality standards.

Flexible Customization: Supports customization for material, size, grade, shape, and packaging requirements.

Fast Delivery Options: Stock items available within 2-5 days; custom orders take 20-35 days.

Versatile Applications: Ideal for bearings, automotive parts, bicycles, valves, and precision instruments.

Professional Manufacturer: Over 27 years experience with advanced production and strict quality inspection.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceSelf-brandedExhibition Experience

Changzhou Huari Steel Ball Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 15 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤5.51h

AI-Powered supplier vetting

SummaryChangzhou Huari Steel Ball Co., Ltd. is a limited company and a manufacturing-and-trading group focused on steel balls, bearings, bicycle and electrical bicycle parts, and industrial tools. The supplier reports two production plants, more than 400 production equipment sets, 60 testing equipment sets, written procedures for finished-product inspection, corrective actions, and customer complaints, and valid import/export licensing. It provides OEM, ODM, and broad customization services, with new products reported in the past year. Export experience is stated as 15 years, with 51%–70% of sales from exports. However, the evidence does not establish certifications, financial strength, or specific customer cases. It also lacks an overseas warehouse, overseas showroom, and SDK availability. Overall, the supplier demonstrates documented operational, customization, export, and service capabilities, but several requested areas remain unverified.

Supplier typeThe supplier is identified as a limited company and a trade company located in Wujin District, Changzhou, while its description states that it combines innovation, manufacturing, and trading and operates two production plants. This indicates a manufacturing-and-trading business structure rather than a purely trading entity.

After-Sales capabilityThe supplier reports clear procedures and followed records for handling customer complaints, as well as documented corrective and preventive action procedures. These records provide explicit evidence of a structured after-sales issue-resolution process.

R&D capabilityThe supplier reports R&D capability, new products within the past year, 3D software design services, ODM availability, and a history of innovation and manufacturing. However, it does not have an available SDK; this limits evidence for SDK-based development but does not negate the broader documented innovation capability.

Production capacityThe supplier reports valid manufacturing-capacity contracts with associated subcontractors, inventory capability, multiple specialized facilities, standardized finished-product inspection instructions, two production plants, more than 400 production equipment sets, and 60 testing equipment sets. It also holds a valid import/export license and has 15 years of export experience, supporting substantial operational capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, ODM services, and OEM services for popular brands. The range of stated services provides direct evidence of broad customization capability.