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Moris Sp. z o.o.
Wiejska 27, 41-503 Chorzów
TAX ID: 6462926930
Hotline: +48 32 416 36 99

Steel grade C45+SH

C45 unalloyed quality steel for tempering. It is a very versatile grade of steel, used in many industries. C45 steel is characterized by abrasion resistance and good wear resistance, making it ideal for the production of parts that require high strength and suitable for the production of parts that are exposed to heavy use and friction. It is used for parts that are subjected to medium loads during operation. It is a material with good machinability, making it easy to machine, which allows for precise shaping and finishing of parts. Economically, it is a material readily available on the market and relatively inexpensive compared to other steel grades with similar properties. It is among the steel grades that are difficult to weld.

Steel C45+SH delivery conditions

C45+SH means that C45 steel products have been subjected to peeling. The process of peeling steel is an important stage in the production of steel products, affecting the quality, durability and functionality of finished products. It involves removing an outer layer, usually rust, an oxidized or contaminated layer, from the surface of the steel. This operation improves mechanical properties and appearance, and prepares the cleaned substrate for subsequent treatments such as hardening or painting.


Steel C45+SH chemical composition

Designation C % max Mn % max.Si % maxCr % maxP % max.S % max.Ni % max.Mo % max.
C45+QT 1.0503 0,42 - 0,500,50 - 0,800,10 - 0,400,400,0450,0450,400,10


Steel C45+SH mechanical properties

SteelMechanical properties
GradeRp0,2 [MPa]Rm [MPa]HBElongation % [MPaImpact strength
C45+SH275 - 490560 - 850≤22914 - 17≥25J (-20°C)

Steel C45+SH application

C45+SH steel, thanks to its good mechanical properties, high strength and ductility, is often used for the production of moderately loaded machine and equipment components that are resistant to abrasion. These are mainly:

  • axles, shafts, spindles, , unhardened gears, electric motor shafts, ordinary knives, corkscrews, wheel hubs, rods, rollers, discs, bolts, levers, pump rotors.
EU ENSteel numberUSA AISI
C45+SH1.0503M1044

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