A 493 S44004 Stainless Steels to A 493 (2009)

A 493 S44004 - Specification & Application

  • A 493 (2009) - Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging

Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging

Chemical composition(wt.%) of A 493 S44004 grade: to A 493 (2009)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.95 1.20
Mn - 1.00
Si - 1.00
P - 0.04
S - 0.03
Cr 16.00 18.00
Ni - -
Mo - 0.75

A 493 S44004 - Detail

Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging

Mechanical properties of grade A 493 S44004 A 493 (2009)

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)
635 (≥) 884 (≥) 32 32 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical properties of grade A 493 S44004 A 493 (2009)

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
395 (≥) 776 (≥) 31 22 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 442
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
664 424 891

Equivalent Products

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