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KS STSXM27 Details

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STSXM27 Application:Stainless steel bars

Category Type Grade Microstructure Designations
Grades Stainless Steels STSXM27 Ferrite Korea - KS , D 3698 (2008) - Cold rolled stainless steel plates, sheets and strip
D 3705 (2008) - Hot rolled stainless steel plates, sheets and strip
D 3706 (2008) - Stainless steel bars

Chemical composition(wt.%) of STSXM27 grade: D 3698 (2008)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.01
Si - 0.40
Mn - 0.40
P - 0.030
S - 0.020
Cr 25.00 27.00
Ni - 0.50
Mo 0.75 1.50
N - 0.015
Cu - 0.20
Ni+Cu - 0.50
Stainless steel bars

Mechanical properties of grade STSXM27 D 3698 (2008)

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
458 (≥) 867 (≥) 11 23 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical properties of grade STSXM27 D 3698 (2008)

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
798 (≥) 693 (≥) 21 32 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 323
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
185 315 429

STSXM27 - Form of Supply

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

Cross Reference Table(Equivalent Grade)

Grade Standard Country Application
STSXM27 KS Korea
Stainless steel bars
STSXM27TB KS Korea
Stainless steel for boiler and heat exchanger tubes
STS XM27 KS Korea
Special alloys steel for chemical plant

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