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420/420C Stainless Steel Ball


Feature

Martensitic hardened stainless steel balls, they feature good hardness, corrosion resistance, wear and abrasion resistance. Balls are provided in the passivated condition.


Application

Special bearings, anti-friction bearings, special pumps, recirculating balls, lighters, pens, automotive seatbelts & components.


Specification

International Standard
AISI DIN GB JIS
420 1.4028 3Cr13 SUS420J2
420C 1.4034 4Cr13 -

Chemical Composition
Type %C %Si %Mn %P %S %Cr
420 0.15 - 0.36 1.00 Max 1.00 Max 0.040 Max 0.030 Max 12.00 - 14.00
420C 0.43 - 0.50 1.00 Max 1.00 Max 0.040 Max 0.030 Max 12.00 - 14.00

Physical Property
Corrosion Resistant Fair
Wear Resistant Good
Magnetism Yes
Mechanical Data
Hardness HRC 52 - 60
Density 7.70g/m3
Young's Modulus 205GPa
Tensile Strength 250,000 - 275,000 psi
Basic Specification
Diameter 0.4mm - 50mm
Grade G100 - G1000

Contact
Tel: 086-020-81623083
Mobile: 086-15820258928
Fax: 086-020-81623083
E-mail: okball@decokcn.com
Address: No.198, Longxi Dasha Village, Hailong Avenue, Guangzhou, China
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