SUS XM7 Stainless Steels to G 4308 (2007)

SUS XM7 - Specification & Application

  • G 4308 (2007) - Stainless steel wire rods

Stainless steel wire rods

Chemical composition(wt.%) of SUS XM7 grade: to G 4308 (2007)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.08
Si - 1.00
Mn - 2.00
P - 0.045
S - 0.03
Cr 17.00 19.00
Ni 8.50 10.50
Mo - -
N - -
Cu 3.00 4.00

SUS XM7 - Detail

Stainless steel wire rods

Mechanical properties of grade SUS XM7 G 4308 (2007)

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)
845 (≥) 528 (≥) 13 43 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical properties of grade SUS XM7 G 4308 (2007)

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
538 (≥) 985 (≥) 13 44 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 321
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
286 691 135

Equivalent Products

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