First, we must figure out what sort of strength we're talking about. There are four distinct types of strength.

1- Impact strength is a material's resistance to powerful force or impact without breaking or shattering. Bulletproof glass, for example, has considerably more impact strength than ordinary glass.

2. Tensile strength is the amount of force required to stretch or tear a substance apart, often measured in pounds per square inch (psi).

3- The third characteristic is compressive strength, which refers to a material's capacity to withstand compression or size reduction. For example, styrofoam, which can be readily compressed and flattened, has little compressive strength.

4- The Yield strength of a material is determined by how much strain it can withstand before bending or breaking.

A high degree of strain can cause a great deal of harm to the structures that it's applied to. When a building is built tall, structural engineers must ensure that this strain doesn't surpass a certain level.

Spider webs have incredible yield strength and are exceptionally flexible. Maraging steel, which has good yield strength and is frequently utilized to build engine parts, rockets, and fence blades, is one of the strongest metals available.

In no single category is a perfect 10 possible. However, if you combine them together to make alloys, they become even more resilient. Alloys are mixtures of metals that result in a more durable substance.

Having said that these are the strongest metals:

Osmium

Osmium is a bluish-white metal that is extremely hard and has a melting point of 3030 degrees Celsius. It's also one of the densest naturally occurring metals. Osmium is commonly used in fountain pen nib tipping and electrical circuit components because of its exceptional strength.

Tungsten

Tungsten is a highly unique metal with unusual properties, including an exceptionally high melting point and the greatest tensile strength of any pure metal on the Periodic Table. It has a silvery grey colour and is often alloyed with steel to improve its toughness considerably. Tungsten has the highest melting temperature and tensile strength of any pure metal in isolation, making it a strong contender for the world's toughest material.

Steel

Steel is the most popular metal on the list, with humans using it for millennia. Every year, 1.3 billion tonnes of steel are manufactured, making it one of the world's most useful and ubiquitous materials. It is an alloy of iron and carbon that is often known as stainless steel or stainless chromium, which is partly made up of chromium.

Chromium

Chromium, the most durable metal of the five, is silver in colour and is commonly combined with steel to produce stainless steel. It has a variety of applications, including chrome plating, pigment creation, and even tanning.

Titanium

Titanium is a silvery, lustrous metal that has excellent corrosion resistance and high tensile strength. Because of its high strength-to-density ratio, titanium is recognized for having the greatest tensile strength-to-density ratio of any metallic element on the periodic table. Titanium is often combined with iron and aluminum to create extremely light alloys that are used in a variety of fields such as aerospace and military engineering.

Nonetheless, none of these metals is as hard as diamonds, as resilient as spider webs, or as tough as graphene.

Fact sheet:

The Burj Khalifa is made out of 1.5 million tonnes of steel, including 592,000 tonnes of structural steel and 644,000 tonnes of reinforcement.

The building required 22 million labour hours to finish. Glass, silicone, and Embossed aluminum are used on the outside surface as well.

The Burj Khalifa in Dubai, United Arab Emirates has been the world's tallest building since 2008, despite having half the steel of the Empire State Building.