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Whole 12-2W Details

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12-2W Application:High temperature alloys and other special alloys

Category Type Grade Designations
Grades Stainless Steels 12-2W USA - ,

Chemical composition(wt.%) of 12-2W grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.20
Cr 12.0 14.0
Ni 1.75 2.25
P - 0.020
S - 0.010
High temperature alloys and other special alloys

Mechanical properties of grade 12-2W

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)
777 (≥) 621 (≥) 13 34 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical properties of grade 12-2W

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
813 (≥) 265 (≥) 23 21 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 444
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
471 177 499

12-2W - 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
12-2W Whole USA
High temperature alloys and other special alloys

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