SK75

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#SK75

Description

SK75 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: SK75

Category	Type	Steel Grade
Steel Grades	Tool Steel	SK75
		SK105
		SK3 TC105
		SK95
		SK4
		SK90
		TC90
		SK85
		SK5
		SK80
		TC80

Chemical composition(mass fraction)(wt.%) of the SK75

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.7-0.8	0.1-0.35	0.1-0.5	0.03	0.03	0.3	0.25
Mo	Al	Cu	Nb	Ti	V	Ce
		0.25
N	Co	Pb	B	Other

Mechanical Properties of steel grade SK75

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)
764 (≥)	362 (≥)	41	32	13	Solution and Aging, Annealing, Ausaging, Q+T,etc	123

Physical Properties of steel grade SK75

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
24	-	-			0.41	-
142	575	-	21.3	442		-
455	-	44	21.2			423	121

Heat Treatment of steel grade SK75

Heat treated : 1118°C - 1261°C

Technological Curves of steel grade SK75

No Curve

Cross Reference Table (Equivalent Grade) of SK75

Grade	Standard	Country	Application
SK75	JIS	Japan	Carbon tool steel

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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