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Stainless Steel Balls

GO2BALLS offers a wide range of Stainless Steel materials such as 302, 304, 316, 316L, 316L VM, 420, 430, 440, and Nitronic 50. All of our Stainless Steel balls are passivated. Other Stainless Steel materials are available upon request.
Strength & Corrosion Properties
Stainless Steel Balls: Physical Properties and Composition (by percentage)
 

AISI Type

302

304

316

316L

316L VM

420

430

440-C

Nitronic 50

Chrome

17 - 19

18 - 20

16 - 18

16 - 18

.20

12 - 14

16 - 18

16 - 18

20.5 - 23.5

Carbon

.15 max

.08 max

.08 max

.03 max

.005

.15 min

.12 max

.95 - 1.2

.06 min

Nickel

8 - 10

8 - 10.5

10 - 14

10 - 14

.15

---

---

---

11.5 - 13.5

Manganese

2 max

2 max

2 max

2 max

.04

1 max

1 max

1 max

4.0 - 6.0

Silicon

1 max

1 max

1 max

1 max

.05

1 max

1 max

1 max

1 max

Phosphorous

.045 max

.045 max

.045 max

.045 max

.005

.0450 max

.040 max

.040 max

.040 max

Suphur

.03 max

.03 max

.03 max

.03 max

.005

.03 max

.03 max

.03 max

.03 max

Molybdenum

---

---

2 - 3

2 - 3

.10

---

---

.75 max

1.5 - 3

Hardness

N/A

N/A

N/A

N/A

N/A

RC 48 min

N/A

RC 58 min

N/A

Size Range

As small as 0.3mm

As small as 0.3mm

As small as 0.3mm

As small as 0.3mm

As small as 0.3mm

As small as 0.3mm

As small as 0.3mm

As small as 0.3mm

As small as 0.3mm

Grades

25
50
100
200
500
1000
2000

25
50
100
200
500
1000
2000

25
50
100
200
500
1000
2000

25
50
100
200
500
1000
2000

25
50
100
200
500
1000
2000

25
50
100
200
500
1000
2000

25
50
100
200
500
1000
2000

25
50
100
200
500
1000
2000

25
50
100
200
500
1000
2000

Character- istics

Slighty Magnetic
Austenitic
Good corrosion resistance
Retains tensile strength at high temper- atures

Slighty Magnetic
Austenitic
Good corrosion resistance
Retains tensiles trength at high temper- atures

Non-Magnetic
Austenitic
Excellent corrosion resistance
Higher tensile strength than 302

Non-Magnetic
Austenitic
Excellent corrosion resistance
Lower carbon content than regular 316

Non-Magnetic
Austenitic
Excellent corrosion resistance
Surgical steel
Per ASTM-F138

Magnetic
Harden- able
Fair corrosion resistance

Magnetic
Ferritic
Fair to
good corrosion resistance

Magnetic
Harden- able
Ferritic
Fair corrosion resistance

Non-Magnetic
Austenitic
Superior corrosion resistance

General Usage

Dispenser valve balls

Dispenser valve balls

Dispenser valve balls

Jewelry

Jewelry, and Human Implant Applica- tions

Balls requiring a combin- ation of hardness and corrosion resistance

Cosmetic, nail polish and dispenser pumps

Bearing balls

Dispenser valve balls, Corrosive chemicals

 
 
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