31301283mechanical strengthPT2026-03-30 20:20:56UF31301284strength, mechanicalNDBT31298106mechanical propertiesPTNT31311660bursting strengthPTNT31311662fatigue strengthPTNT31311665impact strengthPTNT31311667tensile strengthPTNT31311669ultimate strengthPTNT31311671shear strengthPTNT31311673breaking strengthPTNT31311675yield strengthPTNT31311683compressive strengthPTNT31311685peel strengthPT