GL GradeGLA40
shipbuilding steel plate Product Introduction
As experienced GL GradeGLA40 supplier, we can not only provide clients with quantity guaranteed gl high-quality products, but also offer good price and equipped with complete after sales service. Besides, there are also a series of added value service, such as information share with clients, including GL GradeGLA40 chemical composition, GradeGLA40 properties, GradeGLA40 density, GradeGLA40 strength, GradeGLA40 equivalent, etc.
Application: Normal and Higher Strength Hull Structural Steels.
Heat treated: 1411°C - 1355°C.
shipbuilding steel plate Product Details
GL GradeGLA40 Mechanical properties
| Yield Rp0.2 (MPa) |
Tensile Rm (MPa) |
Impact KV/Ku (J) |
Elongation A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 315 (≥) | 223 (≥) | 22 | 42 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 244 |
GL GradeGLA40 Physical properties
Physical performance parameters of GL GradeGLA40 are mainly indicated by density, poisson's ratio, thermal conductivity, specific thermal capacity, coefficient of thermal expansion, modulus of elasticity, electrical resistance value, etc.
| Temperature (°C) |
Modulus of elasticity (GPa) |
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and | Thermal conductivity (W/m·°C) |
Specific thermal capacity (J/kg·°C) |
Specific electrical resistivity (Ω mm²/m) |
Density (kg/dm³) |
Poisson's coefficient, ν |
|---|---|---|---|---|---|---|---|
| 24 | - | - | 0.31 | - | |||
| 441 | 176 | - | 41.3 | 411 | - | ||
| 487 | - | 32 | 42.2 | 432 | 312 |
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