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56Si7 | 1.5026 Material Datasheet

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Material Description

Material Number Material Number (single) Standard Scope Standard Status Country Predecessor Successor VDA 231-106 classification
1.5026 (DIN EN 10132 : 2021-11) 1.5026 DIN EN 10132 : 2021-11 DIN EN 10132 : 2021-11 replaced by DIN EN 10132 : 2022-04 Replaced Germany 56Si7 56Si7 1.1 1)
1) Remark: The steel 56Si7 is used as cold rolled strip for springs and special applications in thicknesses of up to 6 mm and as tempered cold strip in thicknesses from 0.30 to 3.00 mm. It is used for leaf springs, among other things.

Chemical Composition

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

Semi-finished Product Condition Nominal Size [mm] Temperature [°C] Tensile Strength [MPa] Yield Strength (0.2% offset) [MPa] Elongation A80 [%] Hardness HRB Hardness HRC Hardness HV
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Heat Treatment

Heat Treatment Temperature [°C] Medium
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Cross Reference

Material Name Country Standard
56Si2MnCr China GB/T 1222 1)
A24563 China GB/T 1222 1)
56Si7 Europe EN 10132
55Si7 India IS 2507 1)
9 India IS 2507 1)
55S2 Russia GOST 14959 1)
55S2A Russia GOST 14959 1)
55C2 Russia ГОСТ 14959 1)
55C2A Russia ГОСТ 14959 1)
9255 USA AISI 1)
G92550 USA UNS 1)
55Si7 Germany 1)
1) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach

Producer/Supplier/Trade names

Tradename Supplier
BE5026 BESTAR Stahlhandelgesellschaft Remscheid mbH, Remscheid 1)
55Si7 Imet Industriemetall Handelsgesellschaft mbH, Hamburg 1)
1.5026 INTERSTAHL Service GmbH, Wetter 1)
55Si7 voestalpine AG, Linz 1)
1) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach

Material Compliance

REACh RoHS
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Linear-elastic

Temperature [°C] Young's modulus [GPa] Bulk modulus [GPa] Shear modulus [GPa] Poisson's ratio
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Alternating stress

Temperature [°C] Stress ratio Mean stress [MPa] Alternating stress [MPa] Cycles
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Designation

Designation Material number Source
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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