1.4924 X20CrMoV11-1


1.4924 is a hardenable, martensitic, stainless steel designed for use at temperatures up to 630. It has excellent creep-rupture properties in the range of 315 to 630 and can be heat treated to various high-strength levels. It may be satisfactorily welded by the gas tungsten arc and gas metal-arc welding processes.



C Si Mn  p s Cr Mo Ni V
0.2-0.25 0.2-0.5 0.4-0.7 0.035 0.035 11-12 0.9-1.2 0.4-0.7 0.25-0.35


Hot working:

Forging temperature range: 1200-850℃
Note: Heat to 1200 ℃. Do not forge below 850.
Heat treatment:

Hardening temprature(℃) for quenching in oil Temper Case hardening
870-910 570-700 780-820


Main application:

High temperature & strength for pipe-lines, steam boilers and turbines
Shape of product:

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