AISI304/316/320/420/440/440c Stainless Steel Ball for Bearing/Valve/Grinding/Lapping

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Product Description

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Basic Specifications

Model NO.
8023
Standard Parts
Yes
Universal
Yes
Type
Bearing Ball
Material
Stainless Steel
Feature
AISI430
Quality
ISO9001:2015
Samples
Free
Sorting
100%
HS Code
84829100
Capacity
500,000PCS/Week
Origin
Jiangsu
Stainless Steel Ball
Stainless Steel Ball Detail
Stainless Steel Ball Production
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Product Description

Name Material Dia. Range (mm) Grade
Stainless Steel Ball AISI302/304/304L/316/316L 2.381 - 12.7 G40 - G1000
13.494 - 35 G200 - G1000
AISI420/420C/440/440C/430 2.381-15.875 G10 - 1000
16 - 44.45 G16 - G1000

Applications:

300 Series: Used in Trigger sprayers, Bearings, Dispenser valves, Body jewelry lotion pumps, etc.
400 Series: Ideal for Bearing applications, Valves, Locking mechanisms, Fasteners, etc.
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Chemical Composition

AISI Number C% Si% Mn% Cr% Ni% Mo% Property
AISI 304 0.07 MAX 1.00 MAX 2.00 MAX 17.0~19.0 8.0~10.5 - Slightly magnetic, HRC 25min
AISI 316 0.07 MAX 1.00 MAX 2.00 MAX 16.5~18.5 10.5~13.5 2.00~2.50 Superior corrosion resistance
AISI 420 0.07~0.25 1.00 MAX 1.00 MAX 12.0~14.0 - - Magnetic, HRC 50min
AISI 430 0.08 MAX 1.00 MAX 1.00 MAX 15.5~17.5 - - Ferritic, heat resistant
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Packaging & Service

Standard Packaging Process:

1. Weighing (approx. 10kg per unit)
2. Sealed in plastic bags
3. Placed into small boxes with labels (Material, Lot No, Size, Grade)
4. Packed into export plywood cases

Our Commitment:

Instant product improvement and design
Quick response and complete inspection reports
Full traceability and professional logistics
Factory View
Quality Control
Warehouse
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About Us

With 20 years of experience in the steel ball industry, our manufacturing plant was established in 1998 and holds the ISO9001:2015 certification. We specialize in stainless steel balls, carbon steel balls, chrome steel balls, plastic balls, ceramic balls, and rollers. Our products are exported globally to markets including the USA, UK, Italy, Germany, Russia, Brazil, France, and more.

Frequently Asked Questions

What materials are available for your steel balls?
We provide a wide range of materials including AISI 304, 316, 420, 430, and 440 series stainless steel, as well as carbon steel, chrome steel, plastic, and ceramic.
What is the typical hardness of the stainless steel balls?
The standard hardness ranges from HRC 25-39. However, we can customize the hardness according to specific customer requirements.
What certifications do your products have?
Our production process is certified by ISO 9001:2015, and our products comply with RoHS and SGS safety standards.
What are the main applications for these balls?
They are widely used in trigger sprayers, precision bearings, dispenser valves, locking mechanisms, fasteners, and grinding/lapping processes.
Can I request a sample before placing a large order?
Yes, we offer free samples for quality evaluation to ensure they meet your application needs.
How are the balls packaged for international shipping?
They are typically packed in 10kg sealed plastic bags, placed in labeled boxes, and finally secured in plywood cases for safe global transport.

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