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5CrW2Si Application:Alloy tool steel - Impact resistance tool steel
Category Type Steel grade Country
Grades Special Alloy 5CrW2Si China

Chemical composition % of the ladle analysis of grade 5CrW2Si

C(%) Si(%) Mn(%) Cr(%) W(%)
0.45~0.55 0.50~0.80 ≤0.40 1.00~1.30 2.00~2.50
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  • Mechanical properties of grade 5CrW2Si
    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)
    475 (≥) 133 (≥) 23 21 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 143
    Physical properties of grade 5CrW2Si
    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
    366 (≥) 219 (≥) 42 43 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 231
    Temp.
    °C/°F
    Creep strain limit
    (10000h)
    (Rp1,0) N/mm2
    Creep rupture strength
    (10000h)
    (Rp1,0) N/mm2
    921 625 528
    5CrW2Si 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

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