ER 349

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#ER #349

Description

ER 349 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: ER 349

Category	Type	Steel Grade
Steel Grades	High Alloy	ER 349
		DUMET
		Dura-Form
		Duranickel 301
		Duratherm 477
		Duratherm 600
		Duratherm 700
		Duratherm 2602
		E-4
		Elgiloy
		EME

Chemical composition(mass fraction)(wt.%) of the ER 349

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.07-0.13	0.3-0.65	1-2.5	0.03	0.03	19-21.5	8-9.5
Mo	Al	Cu	Nb	Ti	V	Ce
0.35-0.65		0.75		0.1-0.3
N	Co	Pb	B	Other
				W1.25-1.75 Nb+Ta 1.0-4.0

Mechanical Properties of steel grade ER 349

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)
716 (≥)	865 (≥)	13	22	24	Solution and Aging, Annealing, Ausaging, Q+T,etc	342

Physical Properties of steel grade ER 349

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	-	-			0.11	-
191	518	-	34.3	431		-
789	-	31	44.2			123	223

Heat Treatment of steel grade ER 349

Heat treated : 1129°C - 1841°C

Technological Curves of steel grade ER 349

No Curve

Cross Reference Table (Equivalent Grade) of ER 349

Grade	Standard	Country	Application
erralium255	UNS	USA	Dual-phase steel
erralium255	UNS	USA	Dual-phase steel
Zeron100	AISI	USA	Martensitic special steel
Ferrite 46		China	CNS standard heat resistant steel bars(CNS 9608-1998)
Sinter23			Brazil Stainless steel
Sinter30			Brazil Stainless steel
Sinter60			Brazil Stainless steel
Ferrite 21		China	China Taiwan Heat-Resistant Steel
Ferrite 409		China	China Taiwan Heat-Resistant Steel
Ferrite 409L		China	China Taiwan Heat-Resistant Steel
Ferrite 446		China	China Taiwan Heat-Resistant Steel
Ferrite 46		China	China Taiwan Heat-Resistant Steel
417349			The Czech republic Stainless steel
17 349			The Czech republic Stainless steel
U34902		China	China structural steel and alloy steel

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