S 420 NL

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EU EN S420NL 可焊接细晶粒结构钢热轧产品 - 第2部分：正火轧制钢的交货条件。 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S420NL / S 420 NL

Category	Grade	Standard	Region/Area	Standard Content
Metals	S 420 NL	EN 10113-2	EU	可焊接细晶粒结构钢热轧产品 - 第2部分：正火轧制钢的交货条件。

Chemical composition(mass fraction)(wt.%) of the S 420 NL

Element	Min	Max	Similar
Si	-	0.5500	-
S	-	0.0400	-
P	-	0.0400	-
N	-	0.0090	-
Mn	-	1.6000	-
C	-	0.2400	-

Mechanical Properties of steel grade S 420 NL

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)
545 (≥)	344 (≥)	22	42	33	Solution and Aging, Annealing, Ausaging, Q+T,etc	324

Physical Properties of steel grade S 420 NL

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
12	-	-			0.42	-
271	994	-	41.3	122		-
346	-	11	32.2			311	414

Heat Treatment of steel grade S 420 NL

Heat treated : 1778°C - 1751°C

Technological Curves of steel grade S 420 NL

No Curve

Cross Reference Table (Equivalent Grade) of S 420 NL

Grade	Standard	Country	Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1

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