ISO H17

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#ISO-H17

Description

International ISO ISO 4955 (2005), ISO H17 Specialsteel Heat-resistant steels and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: ISO H17

Category	Class	Grade	Type	Standard	Country	Application
Steel Grades	Specialsteel	ISO H17	Austenite	ISO	International	Heat-resistant steels

Chemical composition(mass fraction)(wt.%) of the ISO H17

C	Si	Mn	P	S	Cr	Ni
≤0.15	1.00 -2.00	≤2.00	≤0.045	≤0.030	15.00 -17.00	33.00 -37.00

Mechanical Properties of steel grade ISO H17

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
684 (≥)	956 (≥)	14	24	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	424

Physical Properties of steel grade ISO H17

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
21	-	-			0.14	-
863	784	-	41.3	142		-
347	-	44	32.2			211	244

Heat Treatment of steel grade ISO H17

Heat treated : 1168°C - 1259°C

Technological Curves of steel grade ISO H17

No Curve

Relevant standard of ISO H17

ISO 4955 (2005)

Heat-resistant steels

ISO-4955-(2005).pdf

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