CrMoV - Chrome-Moly-Vanadium

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CrMov is a low alloy ferritic steel.   Also known as a creep resisting alloy, this material is used in elevated temperature environment.  Base materials for the alloy provide creep rupture properties up to 580°C.  Developed in the 1970's, this material is typically used in fasteners and other parts for power plants.


CrMoV Inventory Size Ranges

Bar

4.000" - 27.750"

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Standard Inventory Specifications

  • B50A179B3
  • B50A164B2
  • B5F5B31
  • B50A249
  • B50391B

Common Applications of CrMoV

  • Steam turbines
  • Valve casings
  • Cast materials
  • Boilers and pressure vessels
  • Drills
  • Connecting rods
  • Gear wheels
  • Power generation
  • Petrochemical industry
CrMoV Chemical Composition
Element Percent by Weight
C Carbon 0.17 - 0.25 0.17 - 0.25 0.17 - 0.25
Si Silicon ≤ 0.40 0.15 - 0.35 0.30 - 0.60
Mn Manganese 0.40 - 0.80 0.35 - 0.85 0.30 - 0.60
P Phosphorous ≤ 0.030 ≤ 0.030 ≤ 0.035
S Sulfur ≤ 0.030 ≤ 0.030 ≤ 0.035
Al Aluminum ≤ 0.030 ≤ 0.030
Cr Chromium 1.20 - 1.50 0.90 - 1.20 1.20 - 1.50
Mo Molybdenum 0.55 - 0.80 0.65 - 0.80 1.00 - 1.20
Ni Nickel ≤ 0.60 0.20 - 0.80 ≤ 0.60
V Vanadium 0.20 - 0.35 0.25 - 0.35 0.25 - .035

Physical Properties of CrMov

 
Density 0.282 lb/in³

 

Mechanical Properties of CrMov

 
Modules of Elasticity 29000 ksi
Melting Process Electric arc
Forming Process Hot rolled or forged

*The technical data provided is for information only and not for design purposes. It is not warranted or guaranteed.