TRD Specialties, Inc.Chrome Steel Balls, 52100
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Tool Steel Balls

Tool Steel Balls (click here for Tooling Checking Balls)

M-50 Balls
M50 balls are used in bearings for missiles and aircraft engines and applications requiring high wear resistance and strength up to 425°C (800°F). Good oxidation resistance and high compressive strength characteristic of high-speed tool steels.

M-50 Ball Material Analysis
Carbon 0.77/.85% max.
Manganese 0.35% max.
Silicon 0.75% max.
Phosphorous 0.015% max.
Sulfur 0.015% max.
Chromium 3.75/4.25%
Nickel 0.15% max.
Vanadium 0.90/1.10%
Molybdenum 4.00/4.50%
Cobalt 0.25% max.
Tungsten 0.25% max.
Copper 0.10% max.
Iron Balance

M-50 Ball Mechanical Properties
Hardness 60-65 Rc
Maximum Operating Temperature 900F
Density 0.288 lbs/cubic inch

M-2 Balls
M2 balls are used in ball screws and bearings because of their excellent combination of wear resistance, toughness and hot hardness

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