EN 10028-3:2017 P420NL2 Steel: Specifications & Listings
EN 10028-3:2017 P420NL2: P420NL2: weldable fine grain normalized steel flat product for pressure purposes, special low temperature quality (steel number 1.8913). Specified in EN 10028-3:2017.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Chemical Composition (%)
C
Si
Mn
P
S
Al
N
Cr
Cu
Mo
Nb
Ni
Ti
V
<=0.20
<=0.60
1.10-1.70
<=0.020
<=0.005
>=0.020
<=0.020
<=0.30
<=0.30
<=0.10
<=0.05
<=0.80
<=0.03
<=0.20
Mechanical Properties
Tensile Strength
540-690 MPa
Yield Strength
>=420 MPa
Elongation
>=19%
Condition
Normalized, nominal thickness up to 16 mm
More data from EN 10028-3:2017
From the standard
Yield and tensile strength by thickness6 thickness ranges
Thickness (mm)
Yield strength ReH, min (MPa)
Tensile strength Rm (MPa)
up to 16
420
540 to 690
over 16 to 40
405
540 to 690
over 40 to 60
395
540 to 690
over 60 to 100
370
515 to 665
over 100 to 150
350
500 to 650
over 150 to 250
340
490 to 640
Normalized condition.
Source: EN 10028-3:2017, Table 4
Elongation by thickness6 thickness ranges
Thickness (mm)
Elongation A, min (%)
up to 16
19
over 16 to 40
19
over 40 to 60
19
over 60 to 100
19
over 100 to 150
19
over 150 to 250
19
Source: EN 10028-3:2017, Table 4
Minimum impact energy KV2KV2 min in J, thickness up to 250 mm
Direction
-50 deg C
-40 deg C
-20 deg C
0 deg C
+20 deg C
Transverse
27 (a)
30 (a)
40
60
70
Longitudinal
42
45
55
75
85
Footnote a: a minimum value of 40 J may be agreed at the time of enquiry and order.
Source: EN 10028-3:2017, Table 6
Maximum carbon equivalent value (CEV)3 thickness ranges
Thickness t (mm)
CEV, max
up to 60
0.48
over 60 to 100
0.48
over 100 to 250
0.52
Applies only if agreed at the time of enquiry and order. CEV = C + Mn/6 + (Cr+Mo+V)/5 + (Ni+Cu)/15.
Source: EN 10028-3:2017, Table 3
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