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18mm Steel Ball

  • Description
Product Detail

    18mm steel ball

    Size: 2.0mm to 50.8mm

    Grade: G10

    Hardness: HRC58-62

    Certificate: ISO-9001, TS-16949, ISO-14001

    Application: Bearings

    Brief Introduction

    Miniature balls are those that are less than 1/8" (3 mm) in diameter. Some of their key applications include instrumentation for calibration and switching, valves, pumps, medical and dental equipment, optical devices, ball screws, timepieces, metal detectors and disk drives.

    AISI 420C

    GRADES: 

    25, 50, 100, 500, 1000, 2000

    CHEMICAL COMPOSITION 

    CHROMIUM

    12%-14%

    CARBON

    0.15% MAX.

    NICKEL

    MANGANESE

    1% MAX.

    SILICON

    1% MAX.

    PHOSPHOROUS

    0.040% MAX.

    SULPHUR

    0.03% MAX.

    MECHANICAL PROPERTIES 

    HARDNESS ROCKWELL

    48 MIN.

    TENSILE STRENGTH 

    95,000-250,000 PSI 

    ELONGATION IN TWO INCHES 

    8%-25%

    REDUCTION IN AREA 

    25%-50%

    MODULUS IN ELASTICITY 

    29,000,000 PSI 

    DENSITY

    0.279 LBS./CU. IN. 

    PHYSICAL CHARACTERISTICS 


    CORROSION RESISTANCE 

    FAIR

    MAGNETIC

    YES

    GENERAL USAGE 


    BEARINGS, VALVES, LIGHTERS, WRITING INSTRUMENTS


    18mm steel ball1036.png


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Zhongshan Qian Run Precision Steel Ball Co.,Ltd

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