P460Q Boiler And Pressure Steel Plate
P460Q pressure vessel steel plate is a high-strength steel plate with excellent mechanical properties. Its chemical composition mainly contains carbon, silicon, manganese, phosphorus, sulfur and other elements, as well as a small amount of trace elements such as nickel, chromium and molybdenum.
P460Q boiler steel plate has excellent mechanical properties, good ductility, impact toughness and fatigue resistance, yield strength can reach more than 460MPa, and tensile strength can reach more than 570MPa.
GNEE is a professional P460Q vessel steel plate manufacturer. The heat treatment states of the P460Q boiler plates produced are mainly annealing and tempering. It can be customized according to your needs, and provide cutting, bending, welding, drilling and other processing services.
P460Q steel plate for boiler chemical composition
| C | Si | Mn | Ni | P | S | Cr | Mo | V | N | Nb | Ti | Cu | Zr | B |
| max 0.18 | max 0.5 | max 1.7 | max 1 | max 0.025 | max 0.01 | max 0.5 | max 0.5 | max 0.08 | max 0.015 | max 0.05 | max 0.03 | max 0.3 | max 0.05 | max 0.005 |
P460Q Boiler Quality Material mechanical property
| YieldRp0.2 | ≤ 473 (MPa) |
| TeileRm | ≤ 736 (MPa) |
| ImpactKV/Ku | 24(J) |
| ElongationA | 32% |
| Reduction in cross section on fractureZ | 24% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 144 |
P460Q Pressure Flat Steel Plate thermal properties
| Temperature (°C) | 22 | 486 | 224 |
| Modulus of elasticity (GPa) | - | 642 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 43 |
| Thermal conductivity (W/m·°C) | - | 33.3 | 23.2 |
| Specific thermal capacity (J/kg·°C) | - | 141 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.11 | - | - |
| Deity (kg/dm³) | - | - | 144 |
| Poisson's coefficient, ν | - | - | 221 |
P460Q Boiler Pressure Steel Sheet Physical properties
| Thermal expansion | 91-06 | e-6/K |
| Thermal conductivity | 88-10 | W/m.K |
| Specific heat | 450-460 | J/kg.K |
| Melting temperature | 2940-7634 | 째C |
| Density | 4421-5914 | kg/m3 |
| Resistivity | 0.50-0.60 | Ohm.mm2/m |
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