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304VM
304VM Stainless steel
High-Purity Stainless for Medical Use
304VM Vacuum Melted Stainless Steel for Critical Applications
304VM is a vacuum melted, high-purity austenitic stainless steel ideal for medical and precision components. It offers excellent corrosion resistance and consistency, making it perfect for wire forms, surgical tools, and machined parts.
Available to meet ASTM F899, ASTM A276, and AMS 5639 specifications.
At MGM Industries, we supply 304VM bar and wire, made to spec and ready for critical-use applications.
Key Features
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​​Vacuum melted for low inclusion content and high cleanliness
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Excellent corrosion resistance and mechanical strength
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High formability and weldability
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Non-magnetic in annealed condition
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Suitable for medical devices, surgical instruments, and precision wire forms
Chemical Composition
Element
Carbon (C)
Manganese (Mn)
Phosphorus (P)
Sulfur (S)
Silicon (Si)
Chromium (Cr)
Nickel (Ni)
Nitrogen (N)
Iron (Fe)
Percentage
≤ 0.03%
≤ 2.00%
≤ 0.045%
≤ 0.010%
≤ 1.00%
18.00 – 20.00%
8.00 – 10.50%
≤ 0.10%
Balance
Note: May vary slightly depending on melt source and form (wire or bar).
Material Solutions
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DFARS & Domestic Melt
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Custom sizes, length and finishes
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Diameters from 0.0254mm to 25.4mm (0.001" to 1.00")
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Lengths from 152.4mm to 3657.6m (6.00" to 144")
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​Ground & Polished finishes 8 RA or better
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Diameter tolerance as tight as ±0.0001​
Applications
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Orthopedic and surgical instruments
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Medical wire and catheter reinforcement
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Dental tools and components
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Springs and wire forms for medical assemblies
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Diagnostic device parts
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