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430 Stainless Steel Balls:   Available Grades and Sizes

Grade

Size Range in Inches

100 - 1000

1/8 - 2

Stainless Steel Balls Type 430 Download Product Sheet

AISI type 430 stainless steel balls meet requirements for an unhardened ball with excelent toughness and annealed balls are widely used in valves and related equipment.

AISI type 430 is an austenitic, chromium-nickel-molybdenum stainless and heat resisting steel with corrosion resistance superior to other chromium nickel stainless steels in many types of chemical corrodents, as well as, marine atmospheres.

Applications include phosphate industry parts, textile finishing equipment, printing equipment, body jewelry and valve industries.

Balls per Pound

Size

Balls per Pound

Inches

Millimeters

1/8

3.175

3,517

5/32

3.968

1,801

3/16

4.762

1,042

7/32

5.556

656

1/4

6.350

440

9/32

7.143

309

5/16

7.937

225

11/32

8.731

169

3/8

9.525

130

13/32

10.318

102

7/16

11.112

82

15/32

11.906

67

1/2

12.700

55

Balls per Pound

Size

Balls per Pound

Inches

Millimeters

17/32

13.493

46

9/16

14.287

39

19/32

15.081

33

5/8

15.875

28

21/32

16.668

24

11/16

17.462

21

23/32

18.256

19

3/4

19.050

16

25/32

19.843

14

13/16

20.637

13

27/32

21.431

11

7/8

22.225

10

29/32

23.018

9

15/16

23.812

8

31/32

24.606

8

1

25.400

7

1 1/32

45.542

6

Material Analysis:
All sizes and grades are of the highest quality and in accordance with ASTM 756. Passivation to ASTM A380 is available upon request.

Material

AISI

Federal

Military

ASTM

UNS

AMS

Stainless Steel Type 430

430

QQ-S-763

 

A-580

S-43000

5627

Chemical Analysis:

Carbon...........................................

0.12% maximum

Chromium......................................

16.0% to 18.0%

Manganese....................................

1.0% maximum

Silicon...........................................

1.0% maximum

Phosphorus....................................

0.04% maximum

Sulphur..........................................

0.03% maximum

Mechanical Properties:
Hardness will be 20 RC minimum and will have the following properties:

Tensile Strength............................

75,000 psi

Yield Strength...............................

45,000 psi

Elongation in two inches.................

30.0%

Reduction in area...........................

65.0%

Modulus of elasticity......................

29,000,000 psi

Density.........................................

0.278 lbs./cu. in

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