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AssigneeHydril USA Distribution LLC
InventorsJamie Clay Gamble, Eric Larson, Brian Baker, Daya Singh, Joseph Incavo, William Miller, Melissa Newbury, Mark Reinmuller
Estimating the term…
An apparatus is disclosed as including a first material volume with at least a hardened portion and a second material volume that includes at least two layers. The first material volume is composed of at least a hardenable alloy of steel. The at least two layers is located adjacent to a first surface comprising the hardened portion of the first material volume. The at least two layers includes a first layer composed of at least a ductile low-carbon alloy of steel and a second layer composed of at least a cobalt-based hardfacing over the first layer. The apparatus is applicable in preparing shear ram blocks and shear ram blades to provide a hardened blade edge with an adjacent hardfacing surface.
A shear ram blade comprising:
A blow-out preventer (BOP) stack assembly comprising:
The BOP stack assembly of claim 8, further comprising:
A method for preparing a shear ram blade comprising a hardenable alloy of steel as a base and comprising a heat-treated portion of the hardenable alloy of steel as an edge, the method comprising:
Dependencies are inferred from the claim text.