41CrAlMo7-10 | 1.8509 Material Datasheet
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| Material Number | Material Number (single) | Standard | Range of Application | Standard Status | Country | Predecessor | Remark |
|---|---|---|---|---|---|---|---|
| 1.8509 (DIN EN ISO 683-5 : 2021-08) | 1.8509 | DIN EN ISO 683-5 : 2021-08 | Supersedes DIN EN 10085 : 2001-07 | Valid | Germany | 41CrAlMo7-10 | The heat-treatable nitriding steel 41CrAlMo7-10 is applicated for hot steam fitting components of high fatigue limit. For application under highest surface loadings: dimension up to 100 mm |
Chemical Composition
| Al [%] | C [%] | Cr [%] | Mn [%] | Mo [%] | P [%] | S [%] | Si [%] | Source |
|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | blur |
Mechanical Properties
| Semi-finished Product | Condition | Nominal Size [mm] | Temperature [°C] | Tensile Strength [MPa] | Yield Strength [MPa] | Elongation A [%] | Hardness HB | HBW | Source |
|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | blur |
| blur | blur | blur | blur | blur | blur | blur | blur | blur |
| blur | blur | blur | blur | blur | blur | blur | blur | blur |
| blur | blur | blur | blur | blur | blur | blur | blur | blur |
| blur | blur | blur | blur | blur | blur | blur | blur | blur |
| blur | blur | blur | blur | blur | blur | blur | blur | blur |
| blur | blur | blur | blur | blur | blur | blur | blur | blur |
| blur | blur | blur | blur | blur | blur | blur | blur | blur |
| blur | blur | blur | blur | blur | blur | blur | blur | blur |
Toughness Data (Impact)
| Condition | Nominal Size [mm] | Temperature [°C] | Specimen Shape | Specimen Direction | Notch Impact Energy [J] | Source |
|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur |
| blur | blur | blur | blur | blur | blur | blur |
Heat Treatment
| Heat Treatment | Step | Temperature [°C] | Holding Time [h] | Medium | Source |
|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur |
| blur | blur | blur | blur | blur | blur |
| blur | blur | blur | blur | blur | blur |
| blur | blur | blur | blur | blur | blur |
Cross Reference
| Material Name | Country | Standard | Source |
|---|---|---|---|
| 38CrMoAl | China | GB/T 3077 | EN ISO 683-5:2021-05, Annex C |
| A33382 | China | GB/T 3077 | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| 38CrMoAl | China | GB/T 11251 | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| A33382 | China | GB/T 11251 | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| 38CrMoAlA | China | YB/T 4373 | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| A33383 | China | YB/T 4373 | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| 38CrMoAlA | China | YB/T 5301 | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| A33383 | China | YB/T 5301 | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| 41CrAlMo7-10 | Europe | EN ISO 683-5 | |
| 41CrAlMo7-10 | International | ISO 683-5 | |
| 41CrAlMo7-4 | International | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach | |
| SACM645 | Japan | JIS G 4053 | EN ISO 683-5:2021-05, Annex C |
| SACM645 | South Korea | KS D 3756 | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| 38Ch2MJuA | Russia | GOST 4543 | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| 38Х2MЮA | Russia | ГОСТ 4543 | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| A355 Class A | USA | ASTM A355 | Metals & Alloys in the Unified Numbering System, SAE/ASTM, 11th Edition, 2008 |
| Class A | USA | ASTM A355 | Metals & Alloys in the Unified Numbering System, SAE/ASTM, 11th Edition, 2008 |
| Nit.135 | USA | Metals & Alloys in the Unified Numbering System, SAE/ASTM, 11th Edition, 2008 | |
| Nitriding steel 135 | USA | Metals & Alloys in the Unified Numbering System, SAE/ASTM, 11th Edition, 2008 | |
| 135 | USA | Metals & Alloys in the Unified Numbering System, SAE/ASTM, 11th Edition, 2008 | |
| K24065 | USA | UNS | Metals & Alloys in the Unified Numbering System, SAE/ASTM, 11th Edition, 2008 |
| 41CrAlMo7 | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
Producer/Supplier/Trade names
| Tradename | Supplier | Source |
|---|---|---|
| LK 3 | AUBERT & DUVAL Deutschland GmbH, München | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| BGH 8509 | BGH Edelstahl Siegen GmbH | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| Aerodur 8509 | Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| Nitrodur 8509 | Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| DE 8509 | Dörrenberg Edelstahl GmbH, Engelskirchen | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| Edel 1.8509 | ET Edelstahl-Trading GmbH, Willich | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| BÖHLER V800 | voestalpine BÖHLER Edelstahl GmbH & Co.KG, Kapfenberg | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| V800 | voestalpine BÖHLER Edelstahl GmbH & Co.KG, Kapfenberg | Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |
Material Compliance
| REACh | RoHS |
|---|---|
| blur | blur |
FKM Guideline Fatigue Strength
| Condition | Nominal Size [mm] | Tensile Strength [MPa] | Yield Strength [MPa] | Fatigue Limit under rev. Tension-Compression Stresses [MPa] | Fatigue Strength under pulsating Tensile Stresses [MPa] | Bending Fatigue Strength [MPa] | Shear Fatigue Strength [MPa] | Torsion Fatigue Strength [MPa] | Constant a for size factor Kd for yield stress Rp | Constant a for size factor Kd for tensile strength Rm | Source | Remark |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur |
41CrAlMo7-10 (1.8509; DIN EN ISO 683-5 : 2021-08)
Linear-elastic
| Temperature [°C] | Young's modulus [GPa] | Poisson's ratio |
|---|---|---|
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
Alternating stress
| Temperature [°C] | Stress ratio | Alternating stress [MPa] | Cycles |
|---|---|---|---|
| blur | blur | blur | blur |
| blur | blur | blur | blur |
| blur | blur | blur | blur |
Yield strength
| Temperature [°C] | Yield strength [MPa] |
|---|---|
| blur | blur |
Tensile strength
| Temperature [°C] | Tensile strength [MPa] |
|---|---|
| blur | blur |
Classification
| WIAM Material | Source description |
|---|---|
| blur | blur |
Designation
| Designation | Material number | Source |
|---|---|---|
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
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| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
| blur | blur | blur |
41CrAlMo7-10 (quenched and tempered (+QT); sheet; 8.000-20.000mm)
Yield strength
| Temperature [°C] | Yield strength [MPa] |
|---|---|
| blur | blur |
Tensile strength
| Temperature [°C] | Tensile strength [MPa] |
|---|---|
| blur | blur |
Classification
| Treatment | Semi-finished product | Dimension [mm] | Source description |
|---|---|---|---|
| blur | blur | blur | blur |
41CrAlMo7-10 (quenched and tempered (+QT); sheet; 20.000-60.000mm)
Yield strength
| Temperature [°C] | Yield strength [MPa] |
|---|---|
| blur | blur |
Tensile strength
| Temperature [°C] | Tensile strength [MPa] |
|---|---|
| blur | blur |
Classification
| Treatment | Semi-finished product | Dimension [mm] | Source description |
|---|---|---|---|
| blur | blur | blur | blur |
41CrAlMo7-10 (quenched and tempered (+QT); sheet; 60.000-100.000mm)
Yield strength
| Temperature [°C] | Yield strength [MPa] |
|---|---|
| blur | blur |
Tensile strength
| Temperature [°C] | Tensile strength [MPa] |
|---|---|
| blur | blur |
Classification
| Treatment | Semi-finished product | Dimension [mm] | Source description |
|---|---|---|---|
| blur | blur | blur | blur |
41CrAlMo7-10 (quenched and tempered (+QT); sheet; 100.000-160.000mm)
Yield strength
| Temperature [°C] | Yield strength [MPa] |
|---|---|
| blur | blur |
Tensile strength
| Temperature [°C] | Tensile strength [MPa] |
|---|---|
| blur | blur |
Classification
| Treatment | Semi-finished product | Dimension [mm] | Source description |
|---|---|---|---|
| blur | blur | blur | blur |
41CrAlMo7-10 (quenched and tempered (+QT); drop forging; 16.000-40.000mm)
Yield strength
| Temperature [°C] | Yield strength [MPa] |
|---|---|
| blur | blur |
Tensile strength
| Temperature [°C] | Tensile strength [MPa] |
|---|---|
| blur | blur |
Classification
| Treatment | Semi-finished product | Dimension [mm] | Source description |
|---|---|---|---|
| blur | blur | blur | blur |
41CrAlMo7-10 (quenched and tempered (+QT); drop forging; 40.000-100.000mm)
Yield strength
| Temperature [°C] | Yield strength [MPa] |
|---|---|
| blur | blur |
Tensile strength
| Temperature [°C] | Tensile strength [MPa] |
|---|---|
| blur | blur |
Classification
| Treatment | Semi-finished product | Dimension [mm] | Source description |
|---|---|---|---|
| blur | blur | blur | blur |
41CrAlMo7-10 (quenched and tempered (+QT); drop forging; 100.000-160.000mm)
Yield strength
| Temperature [°C] | Yield strength [MPa] |
|---|---|
| blur | blur |
Tensile strength
| Temperature [°C] | Tensile strength [MPa] |
|---|---|
| blur | blur |
Classification
| Treatment | Semi-finished product | Dimension [mm] | Source description |
|---|---|---|---|
| blur | blur | blur | blur |
41CrAlMo7-10 (quenched and tempered (+QT); drop forging; 160.000-250.000mm)
Yield strength
| Temperature [°C] | Yield strength [MPa] |
|---|---|
| blur | blur |
Tensile strength
| Temperature [°C] | Tensile strength [MPa] |
|---|---|
| blur | blur |
Classification
| Treatment | Semi-finished product | Dimension [mm] | Source description |
|---|---|---|---|
| blur | blur | blur | blur |
41CrAlMo7-10 (quenched and tempered (+QT); 40.000mm)
Tensile strength
| Temperature [°C] | Tensile strength [MPa] |
|---|---|
| blur | blur |
Classification
| Treatment | Dimension [mm] | Source description |
|---|---|---|
| blur | blur | blur |