Stainless Steel Ball G30 4.5mm for Magnetic Bearing

Get reliable Stainless Steel Ball G30 4.5mm for Magnetic Bearing from our factory. High-quality and durable, perfect for your industrial needs.
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  • Overview
  • Product Description
  • Product Parameters
  • Characteristic
  • Packaging & Shipping
  • Certifications

Basic Info.

Model NO.
Bearing Ball
Stainless Steel
Furniture, Electrical Appliances, Medicalequipment
500000000 Pes
Product Name
Steel Ball
HRC 26-66
High Polished
Plastic Bag + Cardboard Box + Wooden
Surface Finish
High Polished
Delivery Time
20-25 Business Days
Ball Shape
Bank Transfer; Western Union;Cash etc.
Transport Package
Dry, Light Oil. Box, Plastic Bag, Steel Drum
Taian, China
HS Code
Production Capacity
500000000 Pes

Packaging & Delivery

Package Size
20.00cm * 20.00cm * 10.00cm
Package Gross Weight

Product Description

Product Description

Shandong Foison International Trade Co.,Ltd

Shandong Foison International Trade Co.,Ltd mainly produce stainless steel balls(440C,304,316L,420,201), we also produce carbon steel balls(1015,1045,1085), bearing steel balls(GCR15),copper balls, glass balls, titanium balls, flying saucer balls, polishing balls and other kinds of hard alloy balls. The product specification is complete. We produce balls according to the GB308-2002 standard and measure up to the international standard of ISO3290-1998,AFMBA1989 and DIN5401-93. We have the ability to provide many kinds of steel balls which accuracy range is level G10-level G1000. The brand "Foison" is trusted deeply by the customers. Our products have been widely applied in the hardware goods which form a complete set for the aviation and spaceflight industry, automobile trade, sprayer, stainless steel bearing, handicraft and precision instrument.

Product Parameters
Stainless steel ball AISI  420C
1. Material   AISI 420C/ SUS 420C/ Wks 1.3541
2. Size Range   1mm-180mm
3. Grade   G10-1000
4. Hardness   HRC 54-60
5. Characteristic   Good mix between hardness and resistance to oxidation
6. Magnetic   Strong
7. Application   Valves,  special bearings, application with medium aggressive atmosphere
8.Packing   Standard: 10kg or 20kg per carton,
  1 ton per pallet or as customer required
9.Conditioning    Dry or oiled
10.Delivery time   Stock within a short time or 35 days.
Shandong Foison International Trade Co.,Ltd
Chemical composition
  C% Si%  Mn% Cr%  P% S% 
Min. 0.43 --- --- 12.5 --- ---
Max. 0.5 1 1 14.5 0.04 0.015
Grade: G10 to G1000
Grade ball diameter spherical surface lot diameter nomainal ball
 variation  deviation  roughness variation deviation tolerance
Vdws Sph Ra Vdwl Tdn
not over
10 0.25 0.25 0.02 0.5 *
16 0.4 0.4 0.025 0.8 *
20 0.5 0.5 0.032 1 *
24 0.6 0.6 0.04 1.2 *
28 0.7 0.7 0.05 1.4 *
40 1 1 0.06 2 *
60 1.5 1.5 0.08 3 *
100 2.5 2.5 0.1 5 ±12.5
200 5 5 0.15 10 ±25
500 12.5 12.5 * 25 ±50
1000 25 25 * 50 ±125

420 Stainless steel ball: The representative of martensitic steel, commonly known as stainless iron, is magnetic, has good anti-rust performance, and has high hardness HRC50-55.

Stainless steel ball has excellent mechanical properties. Because of its compact structure, high strength and high hardness, stainless steel ball has good wear resistance and impact resistance. Therefore, in the fields of mechanical manufacturing, automobile manufacturing and aerospace, stainless steel balls are widely used in bearings, valves, transmission parts, cutting tools and other important parts to improve their reliability and life.


Stainless Steel Ball G30 4.5mm for Magnetic Bearing
Stainless Steel Ball G30 4.5mm for Magnetic Bearing


Packaging & Shipping


A. Steel Drum packing 
1) 250kg per steel drum;
2) Four steel drums in one pallet;
3) Drum with pallet size: 75CM*75CM*65CM.

B. Plywood Box packing
1) 40 cartons/woven bag in one plywood box;
2) Plywood box size:80CM*65CM*80CM.

C. Recommended to use 20"FT container, Maximum loading capacity of 24 tons.

D. 20"FT container loading of 24 tons Total: 24 Plywood Box or Drum.

Stainless Steel Ball G30 4.5mm for Magnetic BearingShipping

Shipping time: It will takes about 20-25days if by sea, It will takes about 5-7days if by air,By DHL,UPS,FEDEX,TNT,It will takes about 4-6 working days except festival and holiday.

1.If the quantity of order is not very big, we will send them to you by express delivery, such as TNT,DHL,UPS or EMS etc.

2.If order is big, we will advise you use Air Freight or Sea Freight. It through your pointed forwarders freight. FOB port is Ningbo or Shanghai.

3.If you don't have your specified forwarders freight, we can find the cheapest forwarders freight to ship the goods to your point port.

4.The balance payment should be paid before delivery to you.

Stainless Steel Ball G30 4.5mm for Magnetic Bearing


ISO 9001 & IATF16949 of our own factory named-Huatong
Stainless Steel Ball G30 4.5mm for Magnetic BearingStainless Steel Ball G30 4.5mm for Magnetic Bearing



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