What is 4140 Steel? 4140 steel is a low-alloy steel containing chromium, molybdenum, and manganese. It falls under the AISI (American Iron and Steel Institute) classification and is …

SAE 4140 (AISI 4140 steel) is a Cr-Mo series (Chrome molybdenum series) low alloy steel, the material has high strength and hardenability, good toughness, small deformation during …

Jul 30, 2025 · 4140 steel is one of the most versatile and widely used steel grades in the current market due to its strength, toughness, and wear resistance. Its ability to withstand high stress …

May 17, 2025 · 4140 steel is a versatile alloy steel that is often used in applications requiring high strength and toughness. Its composition typically includes approximately 0.40% carbon, 0.80 …

Apr 19, 2024 · 4140 steel, also known as chrome-moly steel, is a type of low-alloy steel – it’s composed primarily of iron, carbon, and manganese, with key additions of chromium and …

Apr 1, 2025 · 4140 steel is classified as a low-alloy steel, specifically the chromium-molybdenum (Cr-Mo) steels. These steels are distinguished by their enhanced mechanical properties, which …

Discover the key properties, composition, and uses of 4140 alloy steel. Learn how heat treatment unlocks its strength and toughness for many applications.

Often called ETD- 150, these rods are made from a modified version of 4140 alloy steel and have been drawn at high temperatures for excellent strength. Also known as chrome-moly steel, …

SAE/AISI 4140 alloy steel is widely recognized for its exceptional strength, toughness, and wear resistance. Its versatile properties make it a preferred choice in industries such as automotive, …

Jun 24, 2023 · 4140 is a low-alloy steel used in many different industries and a popular material Xometry offers, thanks to its versatility. In order to give it special properties, this type of steel is …