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ASTM F1537 Cobalt Chrome Data

Chemical Data, Mechanical Data and Specifications for ASTM F1537 Cobalt Chrome.

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Chemical

Chemical Range for ASTM F1537 Alloy 1 (UNS R31537)
Element Minimum Maximum
Carbon -- 0.14
Chromium 26.0 30.0
Cobalt Balance --
Iron -- 0.75
Manganese -- 1.00
Molybdenum 5.00 7.00
Nickel -- 1.00
Nitrogen -- 0.25
Silicon -- 1.00

Mechanical

Typical Mechanical Properties for ASTM 1537
Form Tensile Strength Yield Strength Elongation at Break
Annealed 130 ksi min 75 ksi min 20% min
Hot Worked 145 ksi min 101 ksi min 12% min
Warm Worked 170 ksi min 120 ksi min 12% min

Specs

Applicable Specifications
Rod ASTM F 1537
Designation 28Cr-6Mo
UNS R31537
 

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