Material 1.4125

Stainless steel

Grade 1.4125 /  AISI 440C is a martensitic stainless steel. It is well hardenable as well as polishable. It is often being used for ball bearings.

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1.4125

Standards

HDIN / EN US-Standard AFNOR UNI JIS request
X105CrMo17 AISI 440C UNS S44004 UNS S44025 SUS440C request

Material Category: Stainless steel

Chemical Composition

C % Si % Mn % P % S % Cr % Mo %
0,95 - 1,20 max 1,00 max 1,00 max 0,040 max 0,015 16,00 - 18,00 0,40 - 0,80

 

Mechanical Properties

geglüht  
<= 100 mm <= 285 HB 30
gehärtet ~ 61 HRC
angelassen bei 100 - 300 ° C 57 - 60 HRC

 

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