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AISI 420 - X20Cr13 - DIN 1.4021

CHEMICAL COMPOSITION:

Grade 
(AISI)

C

Mn

Si

P

S

Cr

Mo

Ni

N

420

min.

max.

0.15

0.25

-

1.5

-

1.0

-

0.040

-

0.030

12.0

14.0

-

-

-

 

MECHANICAL PROPERTIES:

Grade 
(AISI)

Tensile Strength
(MPa) min

Yield Strength 
0.2% Proof
(MPa) min

Elongation
(% in 50mm)
min

Hardness

Impact Charpy
V (j)

Brinell
(HB) max

420

Annealed

655

345

25

-

241

 

PHYSICAL PROPERTIES:

Grade
(AISI)

Density
(kg/m3)

Modulus of 
Elasticity

(GPa)

Coeff. of 
Thermal Exp.
(mm/m/°C)

Specific Thermal 
Capacity
(W/m.K)

Specific Heat
0-100°C
(J/kg.K)

Electrical
Resistivity
(nW.m)

0-100
°C

0-315
°C

0-538
°C

At
100°C

At
500°C

420

7750

200

10.3

10.8

11.7

24.9

-

460

550

 

 

 

 

 

Given data is based on theoritical vaules and intended as informative purposes only. Given data may be revised at any time without prior notice. Stainless steels may vary in performance under different circumstances. Teknik Metal Endustri Malz. Tic. Ve San. A.S. disclaims any and every liability, and will not be held responsible for any consequences derived from the end use or the application of the materials.