IN-738

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#IN-738

Description

IN-738 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: IN-738

Category	Type	Steel Grade
Steel Grades	High Alloy	IN-738
		HS-556
		HTX
		HY 220
		IN-100
		IN-102
		IN-162
		IN-587
		IN-597
		IN-713
		IN-731

Chemical composition(mass fraction)(wt.%) of the IN-738

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.17					16	61
Mo	Al	Cu	Nb	Ti	V	Ce
1.75	3.4		0.9
N	Co	Pb	B	Other
	8.5		0.01	W 2.60 Ta 1.75 Zr 0.10

Mechanical Properties of steel grade IN-738

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)
151 (≥)	152 (≥)	22	41	24	Solution and Aging, Annealing, Ausaging, Q+T,etc	222

Physical Properties of steel grade IN-738

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	-	-			0.14	-
333	246	-	13.3	121		-
171	-	34	21.2			221	241

Heat Treatment of steel grade IN-738

Heat treated : 1997°C - 1244°C

Technological Curves of steel grade IN-738

No Curve

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