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CW-2Application:W-Ta-Nb-Ti-Co class carbide
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy CW-2AISIUSA

Chemical composition%of the ladle analysis of gradeCW-2

C(%)W(%)Co(%)Nb(%)Ti(%)Ta(%)
7.665.08.81.811.05.8
CW-2
Hardness HRC: 91.5 σ bb/MPa: 1760 Grain size/μ m: 2 ~ 4 Use for example: in the medium cutting carbon content load in ω (C) more than 0.3% of the steel or in the heavy load cutting low-carbon steel
Mechanical properties of gradeCW-2
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 ConditionBrinell hardness(HBW)
849(≥)968(≥)224313Solution and Aging,Annealing,Ausaging,Q+T,etc331
Physical properties of gradeCW-2
PropertyDensity
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
649(≥)858(≥)121431Solution and Aging,Annealing,Ausaging,Q+T,etc344
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
539913454
CW-2Range of products
Product typeProductsDimensionProcessesDeliver Status
Plates/SheetsPlates/Sheets0.08-200mm(T)*W*LForging,hot rolling and cold rollingAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Steel BarRound Bar,Flat Bar,Square BarΦ8-1200mm*LForging,hot rolling and cold rolling,CastBlack,Rough Turning,Shot Blasting,
Coil/StripSteel Coil/Steel Strip0.03-16.0x1200mmCold-Rolled&Hot-RolledAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Pipes/TubesSeamless Pipes/Tubes,Welded Pipes/TubesOD:6-219mm x WT:0.5-20.0mmHot extrusion,Cold Drawn,WeldedAnnealed,Solution and Aging,Q+T,ACID-WASHED

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