13KhFA(13ХФА)

 

It is a lower structural steel. This softer steel is more ductile. This is one of general steel grade. It is used for Structural components and general purposes.
 
Composition:

 

C Si Mn Ni S P Cr V N Al Cu
0.11 – 0.17 0.17 – 0.37 0.4 – 0.65 max   0.25 max   0.015 max   0.015 0.5 – 0.7 0.04 – 0.09 max   0.008 0.02 – 0.05 max   0.25

 

Hot working:

Forging temperature range: 1240-850℃
 
Note: Heat to 1250 ℃. Do not forge below 850.

Heat treatment:

annealing ℃ Normalizing ℃ Hardening temperature for quenching in Water ℃ Tempering temperature ℃
690-740 840-970 940-980 540-680

 

Main application:

Crankshafts, screws, bolts
 
Shape of product:

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