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X 5 NiCrAlTi 31 20

Favorite Datasheet

Germany DIN X5NiCrAlTi3120 Seamless circular tubes of austenitic steels for high temperature service; technical delivery conditions and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X5NiCrAlTi3120 / X 5 NiCrAlTi 31 20
Category Grade Standard Region/Area Standard Content
Metals X 5 NiCrAlTi 31 20 DIN 17459 Germany Seamless circular tubes of austenitic steels for high temperature service; technical delivery conditions

Chemical composition(mass fraction)(wt.%) of the X 5 NiCrAlTi 31 20

Element Min Max Similar
Cu - 0.5000 -
Ti 0.2000 0.5000 -
Ni 30.0000 32.5000 -
Nb - 0.1000 -
Cr 19.0000 22.0000 -
Al 0.2000 0.5000 -
S - 0.0100 -
P - 0.0150 -
Mn - 1.5000 -
Si - 0.7000 -
C 0.0300 0.0800 -
Ti 0.2000 0.5000 -
Si - 0.7000 -
S - 0.0100 -
P - 0.0150 -
Ni+Co 30.0000 32.5000 -
Ni 30.0000 32.5000 -
Nb - 0.1000 -
N - 0.0300 -
Mn - 1.5000 -
Cu - 0.5000 -
Cr 19.0000 22.0000 -
Co - 0.5000 -
C 0.0300 0.0800 -
Al + Ti - 0.7000 -
Al 0.2000 0.5000 -
Ti 0.2000 0.5000 -
Si - 0.7000 -
S - 0.0100 -
P - 0.0150 -
Ni 30.0000 32.5000 -
Nb - 0.1000 -
Mn - 1.5000 -
Cu - 0.5000 -
Cr 19.0000 22.0000 -
Co - 0.5000 -
C 0.0300 0.0800 -
Al 0.2000 0.5000 -

Mechanical Properties of steel grade X 5 NiCrAlTi 31 20

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
145 (≥) 694 (≥) 21 23 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical Properties of steel grade X 5 NiCrAlTi 31 20

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
22 - -     0.44 -  
174 424 - 14.3 334   -  
979 - 24 33.2   142 334

Heat Treatment of steel grade X 5 NiCrAlTi 31 20

Heat treated : 1919°C - 1314°C

Technological Curves of steel grade X 5 NiCrAlTi 31 20

Cross Reference Table (Equivalent Grade) of X 5 NiCrAlTi 31 20

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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