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    4. 1.7139 Low-carbon steel

1.7139

Low-carbon steel

 

Material No.

1.7139

US standard (AISI)

5115

Abbreviation

16MnCrS5 

Old designation

 

Description

Mild steel

Composition
Alloy constituents [%]

C: 0.14 – 0.19
Si:  ≤ 0.40 
Mn: 1.00 – 1.30
P: ≤ 0.025
S: 0.020 – 0.040
Cr: 0.80 – 1.10 

Density [g/cm³]

7.76

Yield point
Rp0.2 / Re[N/mm²]

>=635

Tensile strength
Rm [N/mm²]

>=700

Elongation after fracture
A [%]

>=9

Machinability

Good

Weldability

Suitable

Heat treatment

Possible

Other properties

 

Main uses

 

This information is for reference only; we do not assume any liability for its accuracy. The properties of steel materials are highly dependent on their thermal and/or mechanical treatment.