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Elmet Technologies

Elmet-Starck Pure Molybdenum AB, Arc-Cast Bar
Categories: Metal; Nonferrous Metal; Molybdenum Alloy; Pure Element

Material Notes: Arc-Cast Bar

Description of Product: This specification covers carbon-deoxidized molybdenum wrought bar produced from ingots consolidated by the H.C. Stark consumable electrode vacuum-arc-casting process.

Structure: Material can be supplied in the recrystallized condition.

Information provided by H.C. Starck.

Elmet Technologies Acquired H.C. Starck Solutions Americas in 2023.

Vendors: Elmet Technologies is a 100% US owned and operated, fully integrated manufacturer of Molybdenum, Tungsten and related alloys such as TZM, WHA & MoLa. At our 220,000 sqr/ft plant in Lewiston, Maine, Elmet manufactures W & Mo pure powders plus rod, wire, plate, sheet & foil in additional to offering fabrication and machining services. ITAR, ISO and AS9100 registered. www.elmettechnologies.com

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Physical PropertiesMetricEnglishComments
Density 10.2 g/cc0.368 lb/inĀ³Literature Value
 
Mechanical PropertiesMetricEnglishComments
Hardness, Vickers <= 200
@Load 10.0 kg
<= 200
@Load 22.0 lb
mid-radius, recrystallized bar, all sizes; DPH (10 kg)
 205 - 240
@Load 10.0 kg,
Diameter 73.03 - 88.9 mm
205 - 240
@Load 22.0 lb,
Diameter 2.875 - 3.50 in
mid-radius; DPH (10 kg)
 210 - 250
@Load 10.0 kg,
Diameter 47.63 - 73.03 mm
210 - 250
@Load 22.0 lb,
Diameter 1.875 - 2.875 in
mid-radius; DPH (10 kg)
 215 - 260
@Load 10.0 kg,
Diameter 28.57 - 47.63 mm
215 - 260
@Load 22.0 lb,
Diameter 1.125 - 1.875 in
mid-radius; DPH (10 kg)
 225 - 270
@Load 10.0 kg,
Diameter 22.2 - 28.57 mm
225 - 270
@Load 22.0 lb,
Diameter 0.875 - 1.125 in
mid-radius; DPH (10 kg)
 230 - 280
@Load 10.0 kg,
Diameter 3.17 - 22.2 mm
230 - 280
@Load 22.0 lb,
Diameter 0.125 - 0.875 in
mid-radius; DPH (10 kg)
Tensile Strength  >= 448 MPa
@Diameter 73.03 - 88.9 mm
>= 65000 psi
@Diameter 2.875 - 3.50 in
ASTM E-8
 >= 483 MPa
@Diameter 47.63 - 73.03 mm
>= 70000 psi
@Diameter 1.875 - 2.875 in
ASTM E-8
 >= 517 MPa
@Diameter 3.17 - 10.319 mm
>= 75000 psi
@Diameter 0.125 - 0.40625 in
ASTM E-8
 >= 517 MPa
@Diameter 28.57 - 47.63 mm
>= 75000 psi
@Diameter 1.125 - 1.875 in
ASTM E-8
 >= 586 MPa
@Diameter 22.2 - 28.57 mm
>= 85000 psi
@Diameter 0.875 - 1.125 in
ASTM E-8
 >= 621 MPa
@Diameter 10.319 - 22.2 mm
>= 90000 psi
@Diameter 0.40625 - 0.875 in
ASTM E-8
Tensile Strength, Yield  >= 379 MPa
@Diameter 3.17 - 10.319 mm,
Strain 0.2 %
>= 55000 psi
@Diameter 0.125 - 0.40625 in,
Strain 0.2 %
ASTM E-8
 >= 379 MPa
@Diameter 73.03 - 88.9 mm,
Strain 0.2 %
>= 55000 psi
@Diameter 2.875 - 3.50 in,
Strain 0.2 %
ASTM E-8
 >= 414 MPa
@Diameter 47.63 - 73.03 mm,
Strain 0.2 %
>= 60000 psi
@Diameter 1.875 - 2.875 in,
Strain 0.2 %
ASTM E-8
 >= 448 MPa
@Diameter 28.57 - 47.63 mm,
Strain 0.2 %
>= 65000 psi
@Diameter 1.125 - 1.875 in,
Strain 0.2 %
ASTM E-8
 >= 483 MPa
@Diameter 22.2 - 28.57 mm,
Strain 0.2 %
>= 70000 psi
@Diameter 0.875 - 1.125 in,
Strain 0.2 %
ASTM E-8
 >= 517 MPa
@Diameter 10.319 - 22.2 mm,
Strain 0.2 %
>= 75000 psi
@Diameter 0.40625 - 0.875 in,
Strain 0.2 %
ASTM E-8
Elongation at Break  >= 10 %
@Diameter 28.57 - 47.63 mm
>= 10 %
@Diameter 1.125 - 1.875 in
ASTM E-8
 >= 10 %
@Diameter 47.63 - 73.03 mm
>= 10 %
@Diameter 1.875 - 2.875 in
ASTM E-8
 >= 10 %
@Diameter 73.03 - 88.9 mm
>= 10 %
@Diameter 2.875 - 3.50 in
ASTM E-8
 >= 15 %
@Diameter 3.17 - 10.319 mm
>= 15 %
@Diameter 0.125 - 0.40625 in
ASTM E-8
 >= 15 %
@Diameter 10.319 - 22.2 mm
>= 15 %
@Diameter 0.40625 - 0.875 in
ASTM E-8
 >= 15 %
@Diameter 22.2 - 28.57 mm
>= 15 %
@Diameter 0.875 - 1.125 in
ASTM E-8
 
Component Elements PropertiesMetricEnglishComments
Carbon, C <= 0.030 %<= 0.030 %
Iron, Fe <= 0.010 %<= 0.010 %
Molybdenum, Mo >= 99.95 %>= 99.95 %by difference
Nickel, Ni <= 0.0020 %<= 0.0020 %
Nitrogen, N <= 0.0020 %<= 0.0020 %
Oxygen, O <= 0.0015 %<= 0.0015 %
Silicon, Si <= 0.010 %<= 0.010 %

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NHCST905 / 130795

Ensinger PEI

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