440F

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#440F

Description

440F Stainless Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Stainless Steel: 440F

Category	Type	Steel Grade
Steel Grades	Stainless Steel	440F
		439
		S43035
		431
		S43100
		440A
		S44002
		440B
		S44003
		440C
		S44004

Chemical composition(mass fraction)(wt.%) of the 440F

Mechanical Properties of steel grade 440F

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)
354 (≥)	889 (≥)	42	33	34	Solution and Aging, Annealing, Ausaging, Q+T,etc	343

Physical Properties of steel grade 440F

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	-	-			0.34	-
367	293	-	43.3	244		-
734	-	43	21.2			312	234

Heat Treatment of steel grade 440F

Heat treated : 1273°C - 1342°C

Technological Curves of steel grade 440F

No Curve

Cross Reference Table (Equivalent Grade) of 440F

Grade	Standard	Country	Application
AISI 440F	AISI	USA	Martensitic special steel
AISI 440F Se	AISI	USA	Martensitic special steel
Type440F	UNS	USA	Martensitic special steel
Type440F	UNS	USA	Martensitic special steel
SUS440F	JIS	Japan	Martensitic special steel
STS440F			martensitic steel
STS440F			martensitic steel
CNS 440F		China	CNS standard martensite stainless steel
CNS 440F		China	China Taiwan Stainless steel

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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...

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C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.95-1.20	1.00	1.25	0.060	≥0.15	16.0-18.0
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other

Stainless Steels

Tube/Pipe

Steel Profiles

Cold rolled/hot rolled

Wire rod

Quality special steel

Superalloy & High Temperature Alloy