ThePipingMart Blog Grades Strenx® 100 – Composition, Properties and Uses

Strenx® 100 – Composition, Properties and Uses

Strenx 100

High-strength steel is a staple when it comes to industries that rely on durable and robust materials, such as construction and manufacturing. And one of the most reliable variations of this material is Strenx 100, which has been recognized worldwide for its excellent mechanical and physical properties. In this blog, we’ll explore Strenx 100’s composition, properties, uses, corrosion resistance, heat treatment, machining, and welding.

What is Strenx 100?

Strenx 100 is a high-strength steel commonly used in the automotive, construction, and aerospace industries. It has excellent tensile strength and fatigue resistance attributes. Its mechanical properties make it suitable for load-bearing components that require superior stiffness and toughness. Additionally, its weldability allows numerous options when combining components in complex engineering solutions.

Strenx 100 Composition

Strenx 100 comprises iron, carbon, chromium, manganese, molybdenum, nickel, silicon, and sulfur. It also contains traces of phosphorus, which helps it maintain its strength level. Its composition has been carefully selected for high tensile strength and toughness.

C *)
(MAX %)
SI *)
(MAX %)
(MAX %)
(MAX %)
(MAX %)
(MAX %)
(MAX %)
(MAX %)
(MAX %)
0.20 0.60 1.60 0.020 0.010 0.80 2.0 0.70 0.005

Strenx 100 Mechanical Properties

Strenx 100 has a minimum yield strength of 100 ksi (kilopounds per square inch) and tensile strength of 110 to 130 ksi, making it one of the strongest steel available. Its toughness also makes it withstand high-stress situations, making it ideal for heavy-duty applications.

(MIN %)
(MIN %)
4.76 – 19.05 690 760 – 890 16 35
19.06 – 63.50 690 760 – 890 16 35 2)
63.51 – 101.60 650 700 – 890 14 35 2)
101.61 – 127.00 650 700 – 890 14

Strenx 100 Physical Properties

Aside from its strength, Strenx 100 is also known for its ductility and formability. It can withstand temperatures as low as -40°C and as high as 100°C, making it suitable for various environmental conditions.

Strenx 100 Carbon Equivalent CET(CEV)

4.762 – 31.750 31.751 – 50.800 50.801 – 101.600 101.601 – 127.00
Max CET(CEV) 0.32 (0.46) 0.36 (0.52) 0.39 (0.58) 0.41 (0.67)

Strenx 100 Uses

Strenx 100 is commonly used in construction and manufacturing industries, particularly for applications with high strength, durability, and resistance demands. It works exceptionally well in cranes, excavators, trailers, and other heavy equipment. Strenx 100 also finds uses in the energy sector, particularly in wind turbines where high strength is needed to withstand cyclical fatigue loads.

Strenx 100 Corrosion Resistance

Strenx 100 has a rust-preventive coating, which makes it resistant to atmospheric and chemical corrosion. Moreover, it has excellent abrasion resistance, making it a perfect choice for abrasive environments.

Strenx 100 Heat Treatment

Strenx 100 can be heat-treated to improve its mechanical properties further. This process involves heating the steel and cooling it rapidly, increasing hardness without compromising its strength.

Strenx 100 Machining

Despite its high strength, Strenx 100 can still be machined easily. However, its high-hardness level requires specific machining tools and techniques to precisely cut and shape the material.

Strenx 100 Welding

Strenx 100 can be welded efficiently, but it requires expertise to ensure that the welded part’s properties remain consistent with the original material. Preheating the material and using proper filler metals can result in high-quality welds.


Strenx 100 is an incredibly strong steel with excellent mechanical and physical properties, making it ideal for heavy-duty applications. Its strength, toughness, and corrosion resistance make it a preferred choice in construction and manufacturing, particularly in the energy sector. When machining or welding Strenx 100, it’s essential to use the right tools and techniques to maintain consistency and robustness. Strenx 100 is an excellent investment for those seeking reliable material for demanding applications.

Related Post