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EN 10028:2 P265GH Boiler Plate Steel
The specification EN 10028:2 covers a range of non-alloy and alloy steels with specified elevated temperature properties intended for pressure purposes. EN 10028:2 P265GH is steel for pressure purposes (P) with minimum yield strength of 265 MPa (265). We are also stockists of EN 10028:3 plates manufactured and certified to:
o EN 10028:3 P355NL1
o EN 10028:3 P355NL2
o EN 10028:3 P355NH
o EN 10028:3 P275NH

Applications

  • Boilers
  • Calorifiers
  • Columns
  • Dished ends
  • Filters
  • Flanges and valves
  • Heat exchangers
  • Pipelines
  • Pressure vessels
  • Storage tanks

Properties

Chemical Requirements
(cast analysis, % by mass, maximum permitted unless indicated otherwise)

C Si Mn P S Cr Cu Mo Ni
0.25 max 0.10 – 0.35 0.60 – 1.40 0.030 max 0.030 max 0.25 max 0.30 max 0.10 max 0.30 max

Tensile requirements

Product thickness Yield strength (MPA) minimum Tensile strength (MPA) Elongation A% minimum
up to 16mm 265 410 – 530 22
16mm to 40mm 255 410 – 530 22
over 40mm to 60mm 245 410 – 530 22
over 60 to 100mm 215 410 – 530 22
over 100mm to 150mm 200 400 – 530 22
over 150mm to 250mm 185 390 – 530 22

Impact energy values for the normalised condition.

-20°C 0°C +20°C
Transverse 27J min 34J min 40J min

Min. values for proof strength Rp0,2 (MPa) at elevated temperatures.

Thickness 50°C 100°C 150°C 200°C 250°C 300°C 350°C 400°C
up to 16mm 256 241 223 205 188 173 160 150
16mm to 40mm 247 232 215 197 181 166 154 145
over 40mm to 60mm 237 223 206 190 174 160 148 139
over 60mm to 100mm 208 196 181 167 153 140 130 122
over 100mm to 150mm 193 182 169 155 142 130 121 114

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