Aircraft Steel 9-4-30 Vac Melt (AMS 6526)
Technical Data Sheet
|Chemical Composition Limits|
|9-4-30 Vac Melt N&T||0.30||0.30||0.10||1.00||0.10||1.00||7.50||4.50|
Alloy 9-4-30 Vac Melt N&T (LESCALLOY HP 9-4-30 VAC ARC ®) is a low alloy, high strength steel with a high nickel and cobalt content to promote toughness. Alloy 9-4-30 Vac Melt N&T was designed to have high hardenability together with good weldability and excellent fracture toughness. Alloy 9-4-30 Vac Melt N&T is used in aircraft structural components, rocket motor cases, armor plate, pressure vessels and gears.
Typical Mechanical Properties
|Material||RCS Billet Size mm
||0.2 % Yield Strength (Mpa)||Ultimate Tensile Strength (Mpa)||% Elongation||% Reduction of Area|
|LESCALLOY HP 9-4-30 VAC ARC ®||343||1300||1580||14.7||50.3|
|LESCALLOY HP 9-4-30 VAC ARC ®||343||1260||1590||14.0||45.9|
|LESCALLOY HP 9-4-30 VAC ARC ®||146||1340||1600||15.0||52.5|
|LESCALLOY HP 9-4-30 VAC ARC ®||146||1310||1590||15.0||51.7|
|Actual center transverse mechanical properties|
MIL-STD-2154 Cl A
BMS-7-182 Type 2
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Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.
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