C-1 Special Alloy

Chemical composition%of the ladle analysis of gradeC-1

W(%)Co(%)Ta(%)
91.0-94.06.0-9.00-3.0
C-1
Density / (g/cm ^ 3) : 14.1 ~ 14.2
Hardness HRA: 90.6 ~ 91.6
Bending strength/MPa: 1655 ~ 2240
Use for example: used in cast iron, non-iron metals, nonmetal material rough machining

Mechanical properties of gradeC-1

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)
482(≥) 524(≥) 13 43 24 Solution and Aging,Annealing,Ausaging,Q+T,etc 231

Physical properties of grade C-1

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
692(≥) 642(≥) 11 33 34 Solution and Aging,Annealing,Ausaging,Q+T,etc 313
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
227 795 669

C-1 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