Shop all Products
-
Aluminum
- Aluminum
-
Stainless Steel
- Stainless Steel
-
Steel
- Steel
-
Red Metals
- Red Metals
-
Other Metals
- Other Metals
-
Plastics
- Plastics
-
Composites
- Composites
-
Rubber
- Rubber
-
Framing Systems
- Framing Systems
-
Precision Products
- Precision Products
-
3D Printing
- 3D Printing
-
Fittings
- Fittings
- Home
- product guide
- Alloy
350
350 Maraging Steel Alloy Product Guide
Applications | Specifications | Mechanical and Chemical Data
Overview
Maraging Steel Alloy is a carbon free iron-nickel blend of steel with hint of aluminum, titanium, cobalt, and Molybdenum. It is easily cold worked, forged, and welded. Additionally, maraging steel has good machinability. It is a very high strength, comparatively low weight metal often used in the aerospace industry.
Common Trade Names
AISI Grade 18Ni(350), UNS K93120
Other Resources
Weight Calculator | Mill Test Reports
Products
Applications
- Aerospace
350 Specifications
AMS | MIL |
---|---|
6515 | S46850 |
Physical Properties 350 | |||||
Annealed | |||||
---|---|---|---|---|---|
Density | 0.292 lb/in3 | ||||
Ultimate Tensile Strength | 170 ksi | ||||
Yield Tensile Strength | 120 ksi | ||||
Shear Modulus | 11,200 ksi | ||||
Shear Strength | 100 ksi | ||||
Hardness Rockwell | Brinell | B108 | 319 | ||||
Elongation at Break Percentage | 18% | ||||
Reduction of Area | 70% | ||||
Modulus of Elasticity | 29,000 ksi | ||||
Poisson's Ratio | 0.30 | ||||
Melting Point | 2,600-2,680 °F | ||||
Specific Heat | 1.1 x 10^-1 BTU/lb-°F | ||||
Thermal Conductivity | 176 BTU-in/hr-ft^2-°F |
Chemistry Information
|
|
Element |
Percentage |
Al | 0.1 |
B | 0.003 |
C | 0.03 max |
Co | 12 |
Mn | 0.1 max |
Fe | 63 |
Mo | 4.8 |
Ni | 18.5 |
P | 0.01 max |
Si | 0.1 max |
Ti | 1.4 |
S | 0.01 max |
Zr | 0.001 |