S7-4-2-5

Favorite Datasheet

#S7-4-2-5

Description

S7-4-2-5 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: S7-4-2-5

Category	Type	Steel Grade
Steel Grades	Tool Steel	S7-4-2-5
		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
		HS7-4-2-5

Chemical composition(mass fraction)(wt.%) of the S7-4-2-5

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 S7-4-2-5

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)
124 (≥)	849 (≥)	32	31	32	Solution and Aging, Annealing, Ausaging, Q+T,etc	223

Physical Properties of steel grade S7-4-2-5

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
23	-	-			0.14	-
417	764	-	44.3	143		-
863	-	32	13.2			241	411

Heat Treatment of steel grade S7-4-2-5

Heat treated : 1329°C - 1293°C

Technological Curves of steel grade S7-4-2-5

No Curve

Cross Reference Table (Equivalent Grade) of S7-4-2-5

Grade	Standard	Country	Application
S7-4-2-5	DIN	Germany	High-speed 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

Do you supply this S7-4-2-5?
List your company on S&G now? Join
Non-paying users only

Stainless Steels

Tube/Pipe

Steel Profiles

Cold rolled/hot rolled

Wire rod

Quality special steel

Superalloy & High Temperature Alloy