304LN

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#304LN

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304LN High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 304LN

Category	Type	Steel Grade
Steel Grades	High Alloy	304LN
		S30403
		304L
		S30409
		304H
		S30415
		S30451
		304N
		S30452
		XM-21J
		S30453

Chemical composition(mass fraction)(wt.%) of the 304LN

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.03	0.75	2	0.045	0.03	18-20	8-12
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other
0.1-0.16

Mechanical Properties of steel grade 304LN

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)
268 (≥)	656 (≥)	43	23	31	Solution and Aging, Annealing, Ausaging, Q+T,etc	343

Physical Properties of steel grade 304LN

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
14	-	-			0.31	-
983	271	-	23.3	441		-
188	-	31	14.2			144	341

Heat Treatment of steel grade 304LN

Heat treated : 1994°C - 1869°C

Technological Curves of steel grade 304LN

No Curve

Cross Reference Table (Equivalent Grade) of 304LN

Grade	Country	Application
CNS 304LN	China	CNS standard stainless steel austenite size
STS304LN		KS standard austenite stainless steel bars(KS D3706-1992)
CNS 304LN	China	China Taiwan Stainless steel
CNS 304LN	China	China Taiwan Stainless steel

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Rfq.: sales@longhaisteel.com

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