EN 10028-2:2017 P265GH Steel: Specifications & Listings
EN 10028-2:2017 P265GH: P265GH: non-alloy quality steel for pressure purposes with specified elevated temperature properties. Specified in EN 10028-2:2017.
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
Nb
Al
N
Cr
Cu
Mo
Ni
Ti
V
<=0.20
<=0.40
0.80-1.40
<=0.025
<=0.010
<=0.030
>=0.020
<=0.012
<=0.30
<=0.30
<=0.08
<=0.30
<=0.03
<=0.02
Mechanical Properties
Tensile Strength
410-530 MPa
Yield Strength
>=265 MPa
Elongation
>=22%
Condition
Usual delivery condition normalized (+N), nominal thickness up to 16 mm; transverse direction, Yield Strength is ReH, Elongation is A
More data from EN 10028-2:2017
From the standard
Mechanical properties by thickness6 thickness ranges
Delivery condition
Thickness t (mm)
Yield strength ReH, min (MPa)
Tensile strength Rm (MPa)
Elongation A, min (%)
+N
up to 16
265
410 to 530
22
+N
over 16 to 40
255
410 to 530
22
+N
over 40 to 60
245
410 to 530
22
+N
over 60 to 100
215
410 to 530
22
+N
over 100 to 150
200
400 to 530
22
+N
over 150 to 250
185
390 to 530
22
Transverse direction; usual delivery condition as stated per row.
Source: EN 10028-2:2017, Table 3
Impact energy KV2 (Charpy V-notch)1 row
Condition or thickness
KV2 min at -20 deg C (J)
KV2 min at 0 deg C (J)
KV2 min at +20 deg C (J)
all thicknesses
27
34
40
A dash means a value may be agreed at the time of enquiry and order; 40 J may be agreed at +20 deg C where 31 or 27 J is listed.
Source: EN 10028-2:2017, Table 3
Proof strength at elevated temperature6 thickness ranges, 50 to 500 deg C
Thickness t (mm)
Rp0.2 min at 50 deg C (MPa)
Rp0.2 min at 100 deg C (MPa)
Rp0.2 min at 150 deg C (MPa)
Rp0.2 min at 200 deg C (MPa)
Rp0.2 min at 250 deg C (MPa)
Rp0.2 min at 300 deg C (MPa)
Rp0.2 min at 350 deg C (MPa)
Rp0.2 min at 400 deg C (MPa)
Rp0.2 min at 450 deg C (MPa)
Rp0.2 min at 500 deg C (MPa)
up to 16
256
241
223
205
188
173
160
150
-
-
over 16 to 40
247
232
215
197
181
166
154
145
-
-
over 40 to 60
237
223
206
190
174
160
148
139
-
-
over 60 to 100
208
196
181
167
153
140
130
122
-
-
over 100 to 150
193
182
169
155
142
130
121
114
-
-
over 150 to 250
179
168
156
143
131
121
112
105
-
-
Minimum 0.2 percent proof strength; delivery condition as given in Table 3.
Source: EN 10028-2:2017, Table 4
Heat treatment guidelineguideline temperatures
Normalizing temperature
890 to 950 deg C
Quenching temperature
-
Tempering temperature
-
Informative guideline (Annex A).
Source: EN 10028-2:2017, Table A.1
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