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Material Description

Material Number Material Name Standard Standard Status Country VDA 231-106 classification
FE-PL1503 (DIN EN 3330 : 2009-06) 35CrMo4 DIN EN 3330 : 2009-06 Valid Germany 1.1.1 1)
1) Remark: Low alloy quenched and tempered steel FE-PL1503 (35CrMo4) in the form of bar and wire up to 40mm for prevailing torque nuts in the aerospace industry.

Chemical Composition

C [%] Cr [%] Mn [%] Mo [%] Ni [%] P [%] S [%] Si [%] Remainder
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Material Compliance

REACh RoHS
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Mechanical Properties

Semi-finished Product Condition Nominal Size [mm] Temperature [°C] Hardness HB | HBW Hardness HRC Hardness HV 5
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Physical Properties

Temperature [°C] Density [g/cm³] Young's Modulus [GPa] Shear Modulus [GPa] Poisson's Ratio Mean Coefficient of Thermal Expansion (reference 20°C) [10^-6*K^-1] Differential Coefficient of Thermal Expansion [10^-6*K^-1] Thermal Conductivity [W/(m*K)] Thermal Diffusivity [10^-6 m²/s] Specific Electrical Resistance [µΩm] Mean Specific Heat Capacity [kJ/(kg*K)] True Specific Heat Capacity [kJ/(kg*K)]
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Heat Treatment

Heat Treatment Step Temperature [°C] Medium
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Cross Reference

Material Name Country Standard
35CrMo China GB/T 3077 1)
A30352 China GB/T 3077 1)
FE-PL1503 Europe EN 3330
1.7220 Europe ISO 683-2 1)
34CrMo4 Europe ISO 683-2 1)
35CD4 France AIR 9160 1)
EN3330 U 2)
1) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
2) Source: EN 3330

Producer/Supplier/Trade names

Tradename Supplier
Aerodur 7220 Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten 1)
34CrMo4 HEINE + BEISSWENGER Stiftung + Co.KG, Fellbach 1)
1.7220 INTERSTAHL Service GmbH, Wetter 1)
Aerodur 7220 Swiss Steel International GmbH, Düsseldorf 1)
1) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach