HS-556

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#HS-556

Description

HS-556 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: HS-556

Category	Type	Steel Grade
Steel Grades	High Alloy	HS-556
		HP 9-4-30
		HR3C
		HS-19
		HS-21
		HS-25
		HS-31
		HS-36
		HS-88
		HS-95
		HS-188

Chemical composition(mass fraction)(wt.%) of the HS-556

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.05-0.15	0.2-0.8	0.5-2.0			21-23	19-22.5
Mo	Al	Cu	Nb	Ti	V	Ce
2.5-4	0.1-0.5		≤0.3	0.3-1.25
N	Co	Pb	B	Other
0.1-0.3	16-21		≤0.02	W2-3.5 Fe ... La0.005-0.1 Zr0.001-0.1

Mechanical Properties of steel grade HS-556

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)
879 (≥)	491 (≥)	32	13	23	Solution and Aging, Annealing, Ausaging, Q+T,etc	234

Physical Properties of steel grade HS-556

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	-	-			0.33	-
425	778	-	23.3	323		-
963	-	12	23.2			133	332

Heat Treatment of steel grade HS-556

Heat treated : 1824°C - 1129°C

Technological Curves of steel grade HS-556

No Curve

Available Suppliers

Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com

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