ASTM H11

Grades | Stainless Steels | H11

ASTM H11 ( Precipitation-Hardening )

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H11 Application:Steel, Bars and Forgings 5.0Cr - 1.3Mo - 0.5V - (0.38 - 0.43C)

Chemical composition(mass fraction)(wt.%) of the H11
Elements Min.（≥） Max.（≤） Similar Remarks
C - 0.40
Si - 0.90
Mn - 0.30
P - -
S - -
Ni - -
Cr - 5.00
Al - -
Cu - -
Ti - -
Fe - remaining
Mo - 1.30
Co - -
V - 0.50

Mechanical properties of grade H11

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition HBW
149 (≥) 124 (≥) 23 41 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical properties of grade H11

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm
978 (≥) 419 (≥) 11 42 21 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		 - - -
646 414 949 - - -

H11 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