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Stainless Steel Balls:
- Applications: For 300 series (trigger sprayers, bearings, dispenser valves, body jewelry lotion pumps, aerospace, quick disconnect couplings); for 400 series (bearing applications, valve applications, locking mechanisms, fasteners).
- Materials: AISI 302/304/304L/316/316L, AISI 420/420C/430/440C.
Chemical Composition Table:
Material
C%
Si%
Mn%
Cr%
Cu%
52100
0.98~1.10
0.15~0.35
0.25~0.45
1.30~1.60
-
GCr15
0.95~1.05
0.15~0.35
0.25~0.45
1.40~1.65
0.25
GCr15 SiMn
0.95~1.05
0.45~0.75
0.95~1.25
1.40~1.65
0.25
100Cr6
0.93~1.05
0.15~0.35
0.25~0.45
1.35~1.60
-
SUJ2
0.95 or 1.10
0.15 or 0.35
0.50 max
1.30~1.60
-
Plastic Balls:
Materials and Characteristics:
AISI Number
C%
Si%
Mn%
Cr%
Ni%
Mo%
P%
S%
Property
AISI 304
0.07 MAX
1.00 MAX
2.00 MAX
17.0~19.0
8.0~10.5
-
0.045 MAX
0.03 MAX
Slightly magnetic, flat surface 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
0.045 MAX
0.03 MAX
Better corrosion resistance than SS304, especially against sulfuric acid, ink, bleach, nitric.
AISI 420
0.07~0.25
1.00 MAX
1.00 MAX
12.0~14.0
-
-
0.045 MAX
0.03 MAX
Magnetic, steel. Flat surface HRC 50min., better corrosion resistant.
AISI 430
0.08 MAX
1.00 MAX
1.00 MAX
15.5~17.5
-
-
0.045 MAX
0.03 MAX
Ferritic stainless steel, better corrosion resistant than 3 series at higher temperatures.
AISI 440
0.95~1.20
1.00 MAX
1.00 MAX
16.0~18.0
-
-
0.045 MAX
0.02 MAX
Martensite, fair corrosion to water, alcohol, oil, and food products.
Packaging Process:
1. Weighing stainless steel balls (typically around 10kg)
2. Sealed plastic bags
3. Place sealed bags into small boxes
4. Each box is labeled with material, Lot No., size, quantity, grade, date, etc.
5. Directly place each box into a wooden case
Service Offerings:
- Instant improvement and design of products
- Quick response to price inquiries
- Complete inspection reports
- Traceable quality control
- Efficient logistics support
We are committed to providing you with high-quality products and excellent service. Our goal is to support your business with reliable and durable solutions.
Item
POM
PA66
PP
Delrin AF
Material
Polyacetal
Nylon 66
Polypropylene
20% Teflon + 80% Delrin
Density (g/cc)
1.42
1.14
0.91
1.50
Hardness (Rockwell R scale)
120
110
90
115
Wear Resistant (kgf/cm²)
0.37
0.18
385~560
0.19
Heat Resistance (°C)
160~170
180~230
120
340
Ceramic Ball G1000
Product Specifications:
Model NO.: Fuqin2/8012
Feature: AISI430
Trademark: Fuqin
Transport Package: Dry, Light Oil. Plastic Bag-Box-Carton-Case/Barrel
Specification: AISI1015
Origin: Jiangsu
HS Code: 84829100
Model NO.: Fuqin2/8012
Feature: AISI430
Trademark: Fuqin
Transport Package: Dry, Light Oil. Plastic Bag-Box-Carton-Case/Barrel
Specification: AISI1015
Origin: Jiangsu
HS Code: 84829100
Product Description
Qingdao Fuqin Steel Ball Company is a professional manufacturer and exporter of steel balls and rollers. The company was established in 1998 and has since been dedicated to producing high-quality steel balls for various industries. We have obtained ISO 9001 certification for our steel ball plant and ISO/TS 16949 certification for our roller plant.
Our product range includes carbon steel balls, chrome steel balls, stainless steel balls, and plastic balls, each with specific applications and properties.
Carbon Steel Balls:
- Applications: Light duty bearings, conveyor belts, bicycle parts, automotive components, slide bearings, caster wheels, computer peripherals, toys, metal milling, and hand tools.
- Details: Low carbon grades such as AISI 1010-1015, available in sizes from 1mm to 30mm, with grades G16 to G1000.
Chrome Steel Balls:
- Applications: Bearings, automotive, cosmetics, construction, body, jewelry, heavy equipment, and hunting cartridges.
- Materials: GCr15, 100Cr6, AISI 52100, SUJ-2.
Chemical Composition Table: