HS7-4-2-5

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#HS7-4-2-5

Description

HS7-4-2-5 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: HS7-4-2-5

Category	Type	Steel Grade
Steel Grades	Tool Steel	HS7-4-2-5
		HS12-1-4-5
		HS10-4-3-10
		S10-4-3-10
		1.3207
		HS6-5-2-5
		S6-5-2-5
		1.3243
		HS6-5-2-5 S
		S6-5-2-5 S
		1.3245

Chemical composition(mass fraction)(wt.%) of the HS7-4-2-5

C	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni	Mo	Other
1.05-1.15	0.45	0.40	0.030	0.030	3.80-4.50		3.60-4.00	W6.60-7.10 V 1.70-1.90 Co 4.80-5.20

Mechanical Properties of steel grade HS7-4-2-5

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)
338 (≥)	712 (≥)	32	23	43	Solution and Aging, Annealing, Ausaging, Q+T,etc	213

Physical Properties of steel grade HS7-4-2-5

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
12	-	-			0.32	-
536	659	-	12.3	331		-
376	-	42	42.2			342	314

Heat Treatment of steel grade HS7-4-2-5

Heat treated : 1388°C - 1229°C

Technological Curves of steel grade HS7-4-2-5

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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