AMS HS 25

Grades | Superalloys | HS 25

AMS HS 25

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HS 25 Application:Cobalt Alloy, Corrosion and Heat-Resistant, Welding Wire, 52Co - 20Cr - 10Ni - 15W

Chemical composition(mass fraction)(wt.%) of the HS 25
Elements Min.（≥） Max.（≤） Similar Remarks
C 0.05 0.15
Mn 1.00 2.00
P - 0.40
S - 0.03
Si - 0.40
Cr 19.00 21.00
Ni 9.00 11.00
Co - Bal
Fe - 3.0
W 14.00 16.00

Mechanical properties of grade HS 25

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition HBW
393 (≥) 846 (≥) 41 43 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical properties of grade HS 25

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm
193 (≥) 354 (≥) 31 24 22 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		 - - -
751 679 878 - - -

HS 25 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