442

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#442

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

Datasheet for: Steel Grades:Stainless Steel: 442

Category	Type	Steel Grade
Steel Grades	Stainless Steel	442
		439
		S43035
		430Ti
		S43036
		434
		S43400
		436
		S43600
		S43932
		S43940

Chemical composition(mass fraction)(wt.%) of the 442

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.20	1.00	1.00	0.040	0.040	18.0-23.0	≤ 0.60
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other

Mechanical Properties of steel grade 442

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)
626 (≥)	154 (≥)	32	34	43	Solution and Aging, Annealing, Ausaging, Q+T,etc	414

Physical Properties of steel grade 442

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	-	-			0.41	-
567	921	-	14.3	434		-
651	-	23	44.2			112	233

Heat Treatment of steel grade 442

Heat treated : 1948°C - 1776°C

Technological Curves of steel grade 442

No Curve

Cross Reference Table (Equivalent Grade) of 442

Grade	Standard	Country	Application
1.2442	DIN	Germany	Cold working alloy tool steel
1.4429			austenitic special steel
1.4423	AFNOR	France	Austenite
1.4429(AFNOR)	AFNOR	France	Austenite
E1442			Spain structural alloy steel
442S19			442S19 is available as Bar (Round, Shapes), Billet, Wire, Strip. Alloy 422(AMS 5655)

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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Superalloy & High Temperature Alloy

442