New England Miniature Ball
Precision Ball Specialists
Phone: 860-542-5543
Fax: 860-542-5058
sales@nemb.com
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302 Stainless Steel Miniature Balls
AISI 302 stainless steel balls offer excellent corrosion resistance in organic, industrial and marine environments. Non-magnetic properties are combined with exceptional toughness at all temperatures, making these balls excellent selections for many applications including aerosol sprayers, finger pump mechanisms and food processing equipment.
NEMB is an experienced 302 stainless steel ball manufacturer that is dedicated to our clients’ success! Whatever your industrial application is, New England Miniature Ball can help you find the right solution for your unique requirement. Fill out the Quick Contact form above to learn more about our 302 stainless steel ball offerings!
Passivation is available upon request.
MATERIAL CONVERSION STANDARDS – 302 Stainless Steel
| MATERIAL | AISI | FEDERAL | UNS | ASTM | JIS | AMS |
|---|---|---|---|---|---|---|
| Stainless Steel | 302 | QQ-S-763 | S-30200 | A276-89 | – | 5636 |
Material Analysis:
AISI 302 Stainless Steel Balls can be supplied either annealed or non-annealed. Non-annealed hardness is typically within a range of Rockwell "C" 25 - 39. Annealed hardness as measures on parallel flats is typically within a range of Rockwell "B" 75 to 90 and is available upon request.
| CHEMICAL ANALYSIS | MECHANICAL PROPERTIES | ||
|---|---|---|---|
| Carbon | .15% Max | Tensile Strength | 100,000 to 180,00 psi |
| Chromium | 17 to 19% | Yield Strength | 50,000 to 150,000 psi |
| Manganese | 2% Max | Elongation in two inches (Annealed) | 50% |
| Silicon | 1% Max | Reduction in area | 55 to 60% |
| Phosphorus | .045% Max | Modulus of elasticity | 28,000,000 psi |
| Sulfur | .03% Max | Density | .286 lbs./cu. In. |
| Nickel | 8 to 10% | ||
Available Grades and Sizes:
| GRADE | SIZE RANGE | |
|---|---|---|
| Inches | Millimeters | |
| 100, 200, 500 | 0.015" - 0.160" | 0.5mm - 4mm |
| 48 | 0.030" - 0.160" | 0.8mm - 4mm |
Balls per Pound:
| SIZE | # BALLS PER POUND | |
|---|---|---|
| Inch | Metric | |
| .015 | 1,978,624 | |
| .020 | 834,732 | |
| .025 | 427,383 | |
| 1/32 | 217,773 | |
| 0.0394 | 1mm | 109,431 |
| 3/64 | 64,732 | |
| 1/16 | 27,352 | |
| 5/64 | 14,018 | |
| 0.0787 | 2mm | 13,700 |
| 3/32 | 8,100 | |
| 7/64 - | 5,100 | |
| 0.1181 | 3mm | 4,054 |
| 1/8 | 3,420 | |
| 9/64 | 2,403 | |
| 5/32 | 1,749 | |
| 0.157 | 4mm | 1,726 |
Contact us for more information on these or any other materials.