Location » Home » Grades > Special Alloy > SKD5
SKD5 Application:Hot-work die steel
Category Type Steel grade Standard Country
Grades Special Alloy SKD5 JIS Japan

Chemical composition % of the ladle analysis of grade SKD5

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) V(%) W(%)
0.25-0.35 0.10-0.40 0.15-0.45 Max 0.030 Max 0.020 2.50-3.20 0.30-0.50 8.50-9.50
SKD5
Mechanical properties of grade SKD5
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)
136 (≥) 978 (≥) 23 31 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 444
Physical properties of grade SKD5
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
894 (≥) 439 (≥) 43 33 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 142
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
423 824 341
SKD5 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

Relevant products

Enquiry