Home > Maraging 250/300/350 Sheets and plates
Maraging 250/300/350 Sheets and Plates are ultra-high-strength alloys belonging to the family of maraging steels, known for their exceptional toughness, superior strength-to-weight ratio, and excellent dimensional stability. These grades achieve their strength through a unique age-hardening process rather than carbon, resulting in outstanding ductility and crack resistance even at very high tensile strengths. Maraging 250, Maraging 300, and Maraging 350 are widely used in aerospace, defense, tooling, and high-performance engineering applications that require reliable mechanical performance under extreme conditions. Their superior hardness, weldability, and minimal distortion during heat treatment make these sheets and plates a preferred choice for precision components and critical structural applications.
Maraging 250/300/350 Sheets and Plates typically contain iron, nickel, cobalt, molybdenum, titanium, and trace alloying elements. The maraging process results in ultra-high tensile strength, increasing progressively from Grade 250 to Grade 350. These alloys exhibit exceptional fracture toughness, high yield strength, and excellent fatigue resistance, making them ideal for heavy-load and high-stress environments. They retain stability during machining and heat treatment with minimal distortion. Maraging steels also show good weldability, thermal stability, and resistance to stress corrosion cracking, ensuring outstanding performance in demanding industrial and aerospace applications.
| Specification : | ASTM A538, AMS 6512, Mil-S-46850D, BS S162, DTD 5212, MSRR 6551, MAT 102, MIA 101 |
| Standard : | AMS, AMS, API |
| Size : | 20mm x 1200 x 500 |
| Specialize sheets : | Shim, Perforated Sheet, B. Q. Profile. |
| Finish : | Cold rolled sheet (CR), 2D, Hot rolled plate (HR), 2B, BA NO(8), SATIN (Met with Plastic Coated) |
| Hardness : | Quarter Hard, Soft, Hard, Half Hard, Spring Hard etc. |
| Grade : | Maraging Steel 250/ 300 / 350 (UNS-K92890, K93120, S35000) |
| Weight% | Ni | Co | Mn | Si | C | Al | Mo | S | P | Ti | Fe | Cr | Cu |
| C250 | 17.0 / 19.0 | 7.0 / 8.5 | 0.10 max | 0.10 max | 0.03 max | 0.05 / 0.15 | 4.6 / 5.2 | 0.010 max | 0.010 max | 0.3 / 0.5 | Bal | 0.50 | 0.50 |
| Weight% | C | Si | Mn | S | P | Co | Ni | Mo | Ti | Al | Fe |
| Maraging 300 | 0.03 max | 0.10 max | 0.10 max | 0.010 max | 0.010 max | 8.0-9.5 | 18.0-19.0 | 4.6-5.2 | 0.55-0.80 | 0.05-0.15 | Bal |
| Weight% | Ni | Co | Mn | Si | C | B | P | S | Al | Mo | Ti | Zr |
| Maraging 350 | 18.50 | 12.0 | 0.10 max | 0.10 max | 0.03 max | 0.003 | 0.01 max | 0.01 max | 0.10 | 4.8 | 1.40 | 0.01 |
| Material | Condition | Ultimate Tensile (min) | Yield Strength (Min) | Elongation in 4D % (min) | Hardness | ||
| Mpa | Ksi | Mpa | Ksi | ||||
| Alloy Maraging C250 | After Maraging heat treatment 900°F | 1758 | 255 | 1724 | 250 | 6 | ≥ 48 HRC |
| Material | 0.2 % Yield Strength ksi | Ultimate Tensile Strength ksi | Elongation in 4D(%) | Reduction of Area % | Hardness Rc |
| Maraging 300, Solution Annealed 1500° F (816°C), 1hr, AC | 120 | 150 | 16 | 70 | 30 |
| Solution Annealed Plus Aged 900 ° F (482°C), 3 hrs AC | 280 | 290 | 8 | 40 | 52 |
| Material | 0.2 % Yield Strength ksi | Ultimate Tensile Strength ksi | Elongation in 4D(%) |
| Maraging 350 | 330 | 350 | 8 |
At Nasir Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Hastelloy Sheets and Plates in Manama, Bahrain, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Bahrain, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
Maraging 250/300/350 Sheets and Plates are used in industries that require materials with extreme strength and reliability. Common applications include aerospace structural components, missile casings, high-performance tooling, and defense equipment. In manufacturing, they are utilized for injection mold tools, die casting dies, and high-stress machine parts. Maraging steels are also used in high-speed motors, landing gear components, shafts, and pressure vessels due to their superior toughness and fatigue strength. Their dimensional stability and ease of welding make them ideal for precision engineering, robotics, nuclear applications, and any environment where durability, strength, and long-term performance are critical.
