Treatment device, treatment method, method for manufacturing metal pipe material, and metal pipe material
AssigneeSumitomo Heavy Industries, Ltd.
InventorsKimihiro NOGIWA, Akihiro IDE
Life of this patent
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Abstract
A treatment device that performs treatment for forming a plating layer on a metal pipe material that is used as a material for hot forming, the treatment device includes a supply unit that supplies a plating material to an inner periphery-side surface of a welded portion formed in the metal pipe material.
Claims14
A treatment device that performs treatment for forming a plating layer on a metal pipe material that is used as a material for hot forming, the treatment device comprising:
- a supply unit that supplies a plating material to an inner periphery-side surface of a welded portion formed in the metal pipe material.
A treatment method for performing treatment for forming a plating layer on a metal pipe material that is used as a material for hot forming, the treatment method comprising:
- a process of supplying a plating material to an inner periphery-side surface of a welded portion formed in the metal pipe material.
A method for manufacturing a metal pipe material from a plate material with a plating layer formed thereon, the method comprising:
- performing, after end portions of the plate material are joined together by welding, plating treatment on a location where the plating layer has been peeled off due to the welding, of an inner peripheral surface of the metal pipe material.
A metal pipe material that is used as a material for hot forming,
- wherein an inner periphery-side surface of a welded portion is covered with a plating layer.
Dependencies are inferred from the claim text.