use std::sync::LazyLock;
use sciforge_hub::prelude::constants::elements::by_symbol;
use super::super::{Material, MaterialFamily};
pub static MAR_M247: LazyLock<Material> = LazyLock::new(|| Material {
element: by_symbol("Ni"),
name: "Mar-M247 superalloy",
formula: "Ni",
family: MaterialFamily::Nickel,
density_kg_m3: 8540.0,
young_modulus_pa: 218.0e9,
poisson_ratio: 0.30,
yield_strength_pa: 815.0e6,
ultimate_strength_pa: 965.0e6,
thermal_conductivity_w_mk: 11.5,
thermal_expansion_per_k: 12.0e-6,
specific_heat_j_kgk: 420.0,
max_service_temp_k: 1273.0,
fatigue_strength_coeff_pa: 1500.0e6,
fatigue_strength_exponent: -0.07,
hardness_hv: 380.0,
cost_eur_kg: 120.0,
});