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GH1040 Application:Solid solution strengthening type iron base alloy
Category Type Steel grade Standard Country
Grades Special Alloy GH1040 GBT China

Chemical composition % of the ladle analysis of grade GH1040

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) N(%) Other(%)
0.12 0.50-1.00 1.00-2.00 0.030 0.020 15.0-17.5 24.0-27.0 5.50-7.00 0.10-0.20 Fe:Balance;
Solid solution strengthening type iron base alloy GH1040
Mechanical properties of grade GH1040
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)
937 (≥) 138 (≥) 14 42 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 433
Physical properties of grade GH1040
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
632 (≥) 335 (≥) 23 44 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 223
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2
727 663 423
GH1040 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
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
GH1040 GBT China
Classification and designation for superalloys and high temperature intermetallic materials

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