Product Finder

You are searching for spring steel but do not know yet what you need exactly?
Our product finder will help you to find out the best product. Simply answer the following questions:

 

Please choose first the desired cross section:

Thickness < 3/4mm

Those products are flat spring steel with a thickness of less than 3 or 4 mm:

Carbon spring steel strip (annealed)

Material
C75S/C85S+LC

Standard tensile strengths

490-640 N/mm²

Dimensions

From 0,05 mm thickness to max. 4 x 200 mm

Product

Strips and sheets
Optional: round Edgesn

Carbon spring steel strip (hardened & tempered)

Material
C75S/C85S+QT

Standard tensile strengths

1320-1520 N/mm²
1570-1770 N/mm²
not that common but possible:
1100-1300 N/mm² and further ranges

Dimensions

From 0,02 mm thickness to max. 3 x 230 mm and 4 x 30 mm

Product

Strips and sheets
Optional: round Edges

Spring steel strip (stainless)

Material
1.4310 (X10CrNi18-8)

Standard tensile strengths

1100-1300 N/mm²
1300-1500 N/mm²
1500-1700 N/mm²

Dimensions

From 0,05 mm thickness to max. 3 x 300 mm. Some Thicknesses are available in much wider dimensions available (up to 1000 mm) - please ask for the current options.

Product

Strips and sheets
Optional: round Edges

Thickness > 3 mm

Those products are flat spring steel with a thickness of more than 3 mm:

Spring bar steel (hot rolled)

Material Code
56Si7 (previous: 55Si7)

Properties

hot rolled (covered in scale)

Standard tensile strengths

900-1100 N/mm²

Dimensions

4 x 20 mm to 20 x 150 mm

Form

Flat bars of a length of 5-6 m

Tool steel (low alloyed) - 75Cr1

Material Code
75Cr1

Properties

Similar to C75S +QT und +LC

Hardening grade 1:

Hot rolled, annealed (+AC)
Dimensions
Thickness: 1,80-8,30 mm
Width: 310-2010 mm
Length: 895-2080 mm
This version can be offered as "afterwards hardened", too.

Hardening grade 2

Cold rolled, bright hardened and tempered (75Cr1+QT)
Dimensions
Thickness: 1-4,2 mm
Width: 210-710 mm
Length: max. 2500 mm
Available are two different Hardnesses:
42-44 HRC and 48-50 HRC

Product

Sheets

When it comes to round spring steel wire you can choose between carbon steel or stainless steel:

spring steel wire (patented drawn)

Material Code
SH (used to be: "Sorte C")

Tensile strength

Depending on the diameter, find a table here.

Diameter

0,2-18 mm

Product

Coils, spools, straightened bars

spring steel wire (stainless)

Material Code
1.4310 (X10CrNi18-8); Material 1.4404, 1.4401, 1.4571 is available on demand

Tensile strength

Depending on the diameter, find a table here

Diameter

0,2-16 mm

Product

Coils, spools, straightened bars