29-4

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#29-4

Description

29-4 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 29-4

Category	Type	Steel Grade
Steel Grades	High Alloy	29-4
		MT414
		MT416Se
		MT431
		MT440A
		MT405
		MT429
		MT430
		MT443
		MT446-1
		MT446-2

Chemical composition(mass fraction)(wt.%) of the 29-4

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.01	0.2	0.3	0.025	0.02	28-30	≤0.15
Mo	Al	Cu	Nb	Ti	V	Ce
3.5-4.2		≤0.15
N	Co	Pb	B	Other
≤0.02

Mechanical Properties of steel grade 29-4

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)
111 (≥)	269 (≥)	24	21	11	Solution and Aging, Annealing, Ausaging, Q+T,etc	444

Physical Properties of steel grade 29-4

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
32	-	-			0.21	-
574	737	-	32.3	231		-
118	-	41	12.2			131	221

Heat Treatment of steel grade 29-4

Heat treated : 1125°C - 1882°C

Technological Curves of steel grade 29-4

No Curve

Cross Reference Table (Equivalent Grade) of 29-4

Grade	Standard	Country	Application
X2CrMoTi29-4	AFNOR	France	Ferritic
EN X2CrMoTi29-4	EN		Euronorm Tool steel
EN X2CrMoTi29-4	EN		Euronorm Stainless Steel
EN X2CrMoTi29-4	EN		Euronorm Stainless Steel

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Rfq.: sales@longhaisteel.com

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Stainless Steels

Tube/Pipe

Steel Profiles

Cold rolled/hot rolled

Wire rod

Quality special steel

Superalloy & High Temperature Alloy