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Product Details, Specifications, and Technical Information

1-1/8 18Ni Maraging Steel Alloy 300 Round Bars are made of a carbon free iron-nickel blend of steel with hint of aluminum, titanium, cobalt, and Molybdenum. This composition of metals results in a very high strength, low weight metal often used in the aerospace industry.

The 300 alloy middle grade in comparison to the 250 and 350 alloys due to its medium levels of Cobalt and Titanium.

shape Image
Dimension Name Specification
Diameter 1.125
Max Length 144
Alloy Maraging 300
Temper Annealed
MTR Availability Yes
Material Alloy Steel
Shape Bar-Round
Custom Cut Warehouse 0
Weight/Lineal Foot
3.45 pounds
Please note that this data is to be used ONLY FOR REFERENCE, NOT FOR DESIGN, and by using it,you agree that any decisions you make regarding materials for your project are at your own discretion.
Chemistry Information: Maraging 300 Alloy Steel
Element Percentage
Al 0.1
B 0.003 max
Co 9
C 0.03 max
Fe 67
Mn 0.1 max
Mo 4.8
P 0.01 max
Ni 18.5
Si 0.1 max
S 0.01 max
Ti 0.6
Zr 0.01
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