420 (1.4021 - 1.4028 - 1.4034) Stainless Steel

420 grade stainless steel is a very common used stainless steel grade and this grade is one of the most popular martensitic grade in the world. Most widely used version is 1.4021 which is X20Cr13. Other two populer versions are 420 (1.4028 - X30Cr13) and 420 (1.4034 - X46Cr13). The number next to X shows the carbon content of the grade in 1/10000. So X46Cr13 contain %0.46 C element. All these versions of 420 can be heat threated and you can find all these three versions at Bircelik stocks.

 

 

 

Grade Properties

General Properties  Stars
Corrosion Resistance:
Mechanical Properties:

Forginability:

Weldinability:
Machinability:

 

 

420 (1.4021 - 1.4028 - 1.4034) Grade Material Stock List

Material Shape Min Diameter (mm)

Max Diameter (mm)

Round 5 300

 

 

Chemical Composition

Grade C Mn P S Si Cr
420 (1.4021) 0.20 1.0 max 0.04 max 0.03 max 1.0 max

13.0

420 (1.4028) 0.30 1.0 max 0.04 max 0.03 max 1.0 max

13.0

420 (1.4034) 0.46 1.0 max 0.04 max 0.03 max 1.0 max

13.0

 

 

Links About 420 Grade

 

420 Stainless Steel