Thermax 75

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#Thermax #75

Description

Thermax 75 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: Thermax 75

Category	Type	Steel Grade
Steel Grades	High Alloy	Thermax 75
		Ta Z 8B
		Tenelon
		Thermax 12
		Thermax 17C
		Thermax 25
		Thermax 30
		Thermax 37
		Thermax 45
		Thermax 60
		Thermax 70

Chemical composition(mass fraction)(wt.%) of the Thermax 75

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.08-0.15	1	1			18-21	71-78
Mo	Al	Cu	Nb	Ti	V	Fe
				0.2-0.6		≤5
N	Co	Pb	B	Other

Mechanical Properties of steel grade Thermax 75

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)
681 (≥)	277 (≥)	33	12	34	Solution and Aging, Annealing, Ausaging, Q+T,etc	142

Physical Properties of steel grade Thermax 75

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
13	-	-			0.24	-
394	139	-	33.3	224		-
838	-	42	14.2			134	422

Heat Treatment of steel grade Thermax 75

Heat treated : 1192°C - 1372°C

Technological Curves of steel grade Thermax 75

No Curve

Cross Reference Table (Equivalent Grade) of Thermax 75

Grade	Standard	Country	Application
Q275		China	Engineering and welding
C75W	DIN	Germany	Carbon tool steel
1.1750	DIN	Germany	Carbon tool steel
75Cr1	DIN	Germany	Cold working alloy tool steel
75CrMoNiW6-7	DIN	Germany	Cold working alloy tool steel
SK75	JIS	Japan	Carbon tool steel
SS14:2750①	SS	Sweden	Carbide for cutting tools
SS14:2750①	SS	Sweden	Carbide for cutting tools
SS14:2752	SS	Sweden	Carbide for cutting tools
SS14:2752	SS	Sweden	Carbide for cutting tools
S14:2754①	SS	Sweden	Carbide for cutting tools
S14:2754①	SS	Sweden	Carbide for cutting tools
SS14:2756①	SS	Sweden	Carbide for cutting tools
SS14:2756①	SS	Sweden	Carbide for cutting tools
CT75	SS	Sweden	Carbide for cutting tools
CT75	SS	Sweden	Carbide for cutting tools
Type440FSe	UNS	USA	Martensitic special steel
Type440FSe	UNS	USA	Martensitic special steel
UNS N07500	UNS	USA	precipitation hardening
UNS N07750	UNS	USA	precipitation hardening

Available Suppliers

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Rfq.: sales@longhaisteel.com

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