51CrV4 Hot Rolled Spring Steel Flat Bar

51CrV4 Hot Rolled Spring Steel Flat Bar

Categories:Steel Bars

Model No.:51CrV4

Delivery condition: hot rolled/cold drawn/ annealed...

Surface: hot rolled/cold drawn/ peeled....

DETAIL INFORMATION

51CrV4 Hot Rolled Spring Steel Flat Bar


Products Details

Spring steel refers to steel due to the elasticity in the quenched and tempered condition, and specifically for the manufacture of springs and elastic components. Spring steel depends on its ability to elastically deform, i.e., within the prescribed range, the ability to withstand a certain elastic deformation so that the load does not occur in the permanent deformation after the load is removed.Spring steel flat bar is especially used for laminated leaf spring,Agricultural machinery springs,Chain products. 


Quality Standard

BS EN 10089-2002 Hot rolled steels for quenched and tempered springs


Chemical Composition(%)

Steel Grade

C

Si

Mn

P

S

Cr

V

51CrV4

0.47-0.55

0.40 max

0.70-1.10

0.025 max

0.025 max

0.90-1.20

0.10-0.25


Mechanical Properties(Quenched and Tempered Condition)(T=20°C if not differently stated)

Steel Grade

Tensile Strength Rm (Mpa)

Yield Strength Rp0.2 (Mpa)

Elongation A5 (%)

Area Reduction Ratio C (%)

51CrV4

1275 min

1130 min

10 min

40 min


Heat Treatment

Steel Grade

Quenching Temperature (°C)

Media

Tempering Temperature (°C)

51CrV4

850

oil

500


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