Grade 4330+V a Nickel-Chromium-Molybdenum-Vanadium Alloy Steel
Typical Analysis
C Mn P S Si Ni Cr Mo V
.30 .85 .010 .005 .25 1.95 .90 .45 .08
  • This steel is a modified Grade 4330 product with enhanced nickel, chromium, molybdenum and vanadium additions. The combination of chemistry and controlled heat treatment conditions result in an optimized combination of strength and toughness. This product is bested selected for highly stressed and demanding fatigue applications. Grande 4330 + V was developed for enhanced room temperature as well as low temperature Charpy-V-Notch performance. This product is available only in heat treated condition.
Typical Applications
  • Highly stressed parts requiring enhanced toughness and fatigue properties
Mechanical Properties
  • Grade 4330+V is available in two strength combinations:
  • Yield Strength, Minimum – 150/160 ( 10" Diameter Maximum)
  • Tensile Strength, Minimum –150,000 psi
  • % Elongation, Minimum – 160,000 psi
  • % Reduction of Area, Minimum - 14
  • C-V-N, Room Temperature - 50%
  • Longitudinal ft-lbs, minimum - 45

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