EN 10273 P250GH material number is 1.0460. P250GH boiler steel plate is designed to operate at elevated temperature for many parts and subassemblies of pressure equipment operating up to 450 ℃, such as parts of pressure vessels, bolts, nuts, flanges, pipe joints and other power installations. P250GH plates are mainly hot-rolled rods, supplied in the normalized state.
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Mechanical properties of Grade P250GH Steel
Dimensions < 50mm
Tensile strength, Rm: 410 - 540 MPa
The yield point, Rp,02 > 250 MPa
Elongation, A > 25%
Dimensions 50 - 100mm
Tensile strength, Rm: 410 - 540 MPa
The yield point, Rp0,2 > 240 MPa
Elongation, A > 25%
Dimensions 100 - 150mm
Tensile strength, Rm: 410 - 540 MPa
The yield point, Rp0,2 > 230 MPa
Elongation, A > 25%
Impact energy, KV20℃ > 47 J
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