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GB Y11Cr17 Details

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Y11Cr17 Application:Stainless steel bars

Category Type Grade Microstructure Designations
Grades Stainless Steels Y11Cr17 Martensite China - GB , GB/T 1220 (1992) - Stainless steel bars
GB/T 4356 (2002) - Stainless steel wire rods

Chemical composition(wt.%) of Y11Cr17 grade: GB/T 1220 (1992)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.95 1.20
Si - 1.00
Mn - 1.25
P - 0.060
S - 0.150
Ni - 0.60
Cr 16.00 18.00
Mo - 0.75
Y11Cr17

Mechanical properties of grade Y11Cr17 GB/T 1220 (1992)

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)
298 (≥) 819 (≥) 32 41 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical properties of grade Y11Cr17 GB/T 1220 (1992)

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
859 (≥) 273 (≥) 24 44 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 234
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
951 476 994

Y11Cr17 - 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
Y11Cr17 GB China
Stainless steel bars

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