DIN X1CrNi25-21

Grades | Stainless Steels | X1CrNi25-21

DIN X1CrNi25-21

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X1CrNi25-21 Application:Flat products made of steels for pressure purposes - Part 7: Stainless steels

Chemical composition(mass fraction)(wt.%) of the X1CrNi25-21
Elements Min.（≥） Max.（≤） Similar Remarks
C - 0.05
Si - 0.70
Mn - 1.50
P - 0.040
S - 0.015
Cr 12.0 14.0
Mo 0.30 0.70
Ni 3.50 4.50
N - 0.020

Mechanical properties of grade X1CrNi25-21

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition HBW
264 (≥) 557 (≥) 31 12 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical properties of grade X1CrNi25-21

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm
189 (≥) 238 (≥) 13 32 13 Solution and Aging, Annealing, Ausaging, Q+T,etc
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2		 - - -
963 242 746 - - -

X1CrNi25-21 Range of products
Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED