SUS 347TKA Stainless Steels to G 3446 (2012)

SUS 347TKA - Specification & Application

  • G 3446 (2012) - Stainless steel pipes for machine and structural purposes

Stainless steel pipes for machine and structural purposes

Chemical composition(wt.%) of SUS 347TKA grade: to G 3446 (2012)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.08
Si - 1.00
Mn - 2.00
P - 0.04
S - 0.03
Cr 17.00 19.00
Ni 9.00 13.00
Mo - -
Nb 10×C% -

SUS 347TKA - Detail

Stainless steel pipes for machine and structural purposes

Mechanical properties of grade SUS 347TKA G 3446 (2012)

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)
743 (≥) 771 (≥) 32 44 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical properties of grade SUS 347TKA G 3446 (2012)

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
594 (≥) 632 (≥) 21 42 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 222
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
135 731 548

Equivalent Grade

Equivalent Products

We can customize the production of SUS 347TKA grade, contact us for the best solution.
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