Location » Home » Grades > Special Alloy > CU-1
CU-1 Application:W-Ta-Nb-Co class carbide
Category Type Steel grade Standard Country
Grades Special Alloy CU-1 AISI USA

Chemical composition % of the ladle analysis of grade CU-1

C(%) W(%) Co(%) Nb(%) Ta(%)
5.4 80.7 11.9 0.6 1.4
CU-1
Density / (g/cm ^ 3) : 14.10
Hardness HRC: 90.0
σ bb/MPa: 2280
Grain size/μ m: 1 ~ 3
Use for example: in the heavy load can be cutting alloy or cast iron austenitic stainless steel, also used in low speed cutting steel
Mechanical properties of grade CU-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)
686 (≥) 738 (≥) 11 33 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 132
Physical properties of grade CU-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
293 (≥) 558 (≥) 32 34 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 114
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
467 735 664
CU-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

Enquiry