1.0402 C22

 

 

1.0402 steel has excellent Forgeability and weldability. This steel responds well to cold work and heat treating. To minimize soft spots in the case, when case hardened, orders should specify that the steel be “normal” in the McQuaid-Ehn test
 
Composition:

 

%C %Si %Mn %P %S Cr Mo Ni other
0,17-0,24 ≤0,40 0,40-0,70 0,045 0,045 ≤0,40 0,10 ≤0,40 Cr+Mo+Ni ≤ 0,63

 

Hot working:

Forging temperature range: 1250-850℃
 
Note: Heat to 1250 ℃. Do not forge below 850.
 
Heat treatment:

 

Soft annealing ℃ HB 30-soft annealed Normalizing ℃ Hardening temperature for quenching in Water ℃ Hardening temperature for quenching in Oil ℃ Tempering temperature ℃
650-700 156 880-910 860-890 – 540-680

 

Main application:

Automobile- and motor construction, mech. engineering
 
Shape of product:

Round, flat, step shape, ring, disc, shaft, other shape depend on customer needs