TUZ6CNNb18-10 Stainless Steels to NF A 49-218

TUZ6CNNb18-10 - Specification & Application

  • NF A 49-218 - Steel pipes. Seamless pipes for furnaces. Austenitic stainless steels. Dimensions (with normal or reduced tolerances). Technical delivery conditions

Steel pipes. Seamless pipes for furnaces. Austenitic stainless steels. Dimensions (with normal or reduced tolerances). Technical delivery conditions

Chemical composition(wt.%) of TUZ6CNNb18-10 grade: to NF A 49-218

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.060
Si - 0.75
Mn - 2.00
P - 0.040
S - 0.015
Cr 17.00 19.00
Mo - -
Ni 9.00 11.00
N - 0.050
Nb 10×C 1.00

TUZ6CNNb18-10 - Detail

Steel pipes. Seamless pipes for furnaces. Austenitic stainless steels. Dimensions (with normal or reduced tolerances). Technical delivery conditions

Mechanical properties of grade TUZ6CNNb18-10 NF A 49-218

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)
793 (≥) 387 (≥) 42 24 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical properties of grade TUZ6CNNb18-10 NF A 49-218

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
426 (≥) 812 (≥) 23 12 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 334
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
674 183 711

Equivalent Products

We can customize the production of TUZ6CNNb18-10 grade, contact us for the best solution.
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