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ISO X15CrNiSi25 21

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ISO H15 ISO H16
#X15CrNiSi25-21

Description

ISO ISO ISO X15CrNiSi25 21 ISO standard Austenite size heat resistant steel and ISO X15CrNiSi25 21 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: ISO X15CrNiSi25 21
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy ISO X15CrNiSi25 21 ISO ISO ISO standard Austenite size heat resistant steel
ISO X7CrNiTi18 10
ISO H11
ISO X7CrNiNb18 10
ISO H12
ISO X15CrNiSi20 12
ISO X7CrNiSiNCe21 11
ISO X6CrNi23 14
ISO H14
ISO X6CrNi25 21
ISO H15

Chemical composition(mass fraction)(wt.%) of the ISO X15CrNiSi25 21

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％)
Max 0.20 1.5-2.5 Max 2.0 Max 0.045 Max 0.030 24.0-26.0 19.0-22.0

Mechanical Properties of steel grade ISO X15CrNiSi25 21

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)
232 (≥) 259 (≥) 11 13 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade ISO X15CrNiSi25 21

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
33 - -     0.44 -  
349 562 - 14.3 344   -  
458 - 34 11.2   142 223

Heat Treatment of steel grade ISO X15CrNiSi25 21

Heat treated : 1814°C - 1765°C

Technological Curves of steel grade ISO X15CrNiSi25 21

Cross Reference Table (Equivalent Grade) of ISO X15CrNiSi25 21

Grade Standard Country Application
X15CrNiSi25-21(20) DIN Germany Stainless steel
ISO X15CrNiSi25 21 ISO ISO ISO standard Austenite size heat resistant steel
EN X15CrNiSi25-21 EN Euronorm Euronorm Stainless Steel
ISO H15 ISO H16
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