These balls are non hardenable austenitic stainless steel with titanium which allow the balls to guarantee a better corrosion resistance in comparison to the AISI 304L & AISI 316L materials. As a standard practice at the Tolia group all stainless steel balls are supplied in a passivated condition.
%C | %Si | %Mn | %P | %S | %Cr | %Ni | %Mo | %N | %Ti |
0.080 max | 0.75 max | 2.00 max | 0.045 max | 0.030 max | 16.00-18.00 | 10.00-14.00 | 2.00-3.00 | 0.0100 max | 5x%C-0.70 |
Property | Type | U.o.M. | Values | U.o.M. | Values |
Hardness | Mechanical | [HRC] | 15 - 35 | - | - |
Ultimate tensile strength | Mechanical | [MPa] | 650 - 1150 | [psix10^3] | 95 - 166 |
Product | Size Range | U.o.M. | Grade Capabilities |
Balls | 3.00 mm to 76.20 mm | [mm] | GR.100 to GR.2000 as per any international standard. |
Comparison Chart- Material Corrosion Resistance | |||||||||||||||||||
Material |
CORROSION RESISTANCE | ||||||||||||||||||
Air | Water | Food | Liquor | Dilute Acid | Conc. Acid | Chemical | |||||||||||||
Industrial Atmosphere | Salt Air | Wet Steam | Domestic Water | Sea Water | Food Product | Fruit & Veg. Juice | Dairy Product | Hot Sulfate | Dye | HCL | H2SO4 | HNO3 | Phosphoric | H2SO4 | HNO3 | Phosphoric | Ammonia | Alkaline Salt | |
AISI-E-52100 | 3 | ← | 4 | 4 | ← | ← | ← | ← | ← | ← | ← | ← | ← | ← | ← | ← | ← | 2 | 3 |
AISI-420 | 2 | 4 | 1 | 1 | ← | 3 | 3 | 2 | ← | 3 | ← | ← | ← | ← | ← | ← | ← | 2 | 3 |
AISI 420C | 2 | 4 | 1 | 1 | ← | 3 | 3 | 2 | ← | 3 | ← | ← | ← | ← | ← | ← | ← | 2 | 3 |
AISI 440C | 2 | 3 | 2 | 2 | ← | 2 | 2 | 3 | ← | 4 | ← | ← | ← | ← | ← | ← | ← | 3 | 2 |
AISI 304/302 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 4 | 2 | 2 | 2 | 2 | 😑 | 2 | 2 | 1 | 1 |
AISI 316 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 4 | ← | 2 | 1 | 2 | 1 | 1 | 1 | 1 | 2 |
AISI 1085 | 3 | ← | 4 | 4 | ← | ← | ← | ← | ← | ← | ← | ← | ← | ← | ← | ← | ← | 2 | 3 |
← Will not withstand corrosion
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