Grades | Stainless Steels | X40MnCr18

SEW X40MnCr18

PDF | Word | Print

X40MnCr18 Application:Non magnetizable steels. Technical delivery conditions

Chemical composition(mass fraction)(wt.%) of the X40MnCr18
Elements Min.(≥) Max.(≤) Similar Remarks
C 0.40 0.55
Si - 0.80
Mn 17.00 19.00
P - 0.100
S - 0.030
Cr 3.00 5.00

Mechanical properties of grade X40MnCr18

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition HBW
891 (≥) 349 (≥) 14 31 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical properties of grade X40MnCr18

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
334 (≥) 171 (≥) 34 33 42 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
- - -
456 148 732 - - -

X40MnCr18 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