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ISO X7CrNi18 9

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ISO H7 ISO H10
#X7CrNi18-9

Description

ISO ISO ISO X7CrNi18 9 ISO standard Austenite size heat resistant steel and ISO X7CrNi18 9 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: ISO X7CrNi18 9
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy ISO X7CrNi18 9 ISO ISO ISO standard Austenite size heat resistant steel
ISO H2
ISO X10CrZlSi13
ISO H3
ISO H4
ISO X10CrAlSi18
ISO H5
ISO X10CrAlSi25
ISO H6
ISO X15CrN26
ISO H7

Chemical composition(mass fraction)(wt.%) of the ISO X7CrNi18 9

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％)
Max 0.10 Max 1.0 Max 1.00 Max 0.045 Max 0.030 17.0-19.0 8.0-11.0

Mechanical Properties of steel grade ISO X7CrNi18 9

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)
752 (≥) 875 (≥) 43 21 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 233

Physical Properties of steel grade ISO X7CrNi18 9

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
11 - -     0.21 -  
547 487 - 13.3 243   -  
324 - 12 44.2   222 212

Heat Treatment of steel grade ISO X7CrNi18 9

Heat treated : 1447°C - 1698°C

Technological Curves of steel grade ISO X7CrNi18 9

Cross Reference Table (Equivalent Grade) of ISO X7CrNi18 9

Grade Standard Country Application
X7CrNi18-9 ISO ISO ISO standard thermal deformation of stainless steel
ISO X7CrNi18-9 ISO ISO ISO standard austenitic stainless steel pressure seamless steel tube
ISO X7CrNi18 9 ISO ISO ISO standard Austenite size heat resistant steel
ISO H7 ISO H10
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