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X8CrNiMoAl15-7-2

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X7CrNiAl17-7 X3Cr17E
#X8CrNiMoAl15-7-2

Description

International ISO ISO 15510 (2010), ISO/TS 15510 (2003), X8CrNiMoAl15-7-2 Specialsteel Stainless steels - Chemical composition and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: X8CrNiMoAl15-7-2
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel X8CrNiMoAl15-7-2 Precipitation-Hardening ISO International Stainless steels - Chemical composition

Chemical composition(mass fraction)(wt.%) of the X8CrNiMoAl15-7-2

C Si Mn P S Cr Ni Mo N Al
≤0.10 ≤0.07 ≤1.20 ≤0.040 ≤0.015 14.00 -16.00 6.50 -7.80 2.00 -3.00 ≤ ≥ 0.75 -1.50

Mechanical Properties of steel grade X8CrNiMoAl15-7-2

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)
319 (≥) 499 (≥) 42 41 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade X8CrNiMoAl15-7-2

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
43 - -     0.33 -  
988 255 - 41.3 411   -  
993 - 43 33.2   234 131

Heat Treatment of steel grade X8CrNiMoAl15-7-2

Heat treated : 1497°C - 1684°C

Technological Curves of steel grade X8CrNiMoAl15-7-2

Relevant standard of X8CrNiMoAl15-7-2

ISO 15510 (2010) Stainless steels -- Chemical composition ISO-15510-(2010).pdf
ISO/TS 15510 (2003) Stainless steels - Chemical composition ISO-TS-15510-(2003).pdf
X7CrNiAl17-7 X3Cr17E
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