X105CrMo17 | 1.4125 Material Datasheet

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Material Description

Material Number Material Number (single) Standard Range of Application Standard Status Country
1.4125 (DIN EN ISO 7153-1 : 2017-02) 1.4125 DIN EN ISO 7153-1 : 2017-02 Supersedes DIN EN ISO 7153-1 : 2001-02 Valid Germany 1)
1) Remark: Martensitic, corrosion-resistant steel used to manufacture various types of standard surgical instruments, including but not limited to those used in general surgery, orthopaedics and dentistry.

Chemical Composition

C [%] Cr [%] Mn [%] Mo [%] P [%] S [%] Si [%]
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Mechanical Properties

Condition Temperature [°C] Hardness HRC Hardness HV
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Physical Properties

Temperature [°C] Density [g/cm³] Young's Modulus [GPa] Mean Coefficient of Thermal Expansion (reference 20°C) [10^-6*K^-1] Thermal Conductivity [W/(m*K)] Specific Electrical Resistance [µΩm] Mean Specific Heat Capacity [kJ/(kg*K)] Magnetizeability
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Cross Reference

Material Name Country Standard
S44004 USA UNS 1)
F899 Type 440C USA ASTM F899 1)
F899 Class 4 USA ASTM F899
1) Source: DIN EN ISO 7153-1

Producer/Supplier/Trade names

Material Compliance

REACh RoHS
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