A coating device includes a vacuum chamber, a crucible, at least one spray head for preparing the coating material, and an injector tube, wherein the injector tube is designed to conduct the prepared coating material to the crucible and is connected to the crucible, wherein the at least one spray head can be moved between an operating position, in which the spray head supplies the injector tube with the prepared coating material, and a removal position, and wherein at least one removal chamberis provided which is designed to be accessible from outside the vacuum chamber and which can be sealed off from the vacuum chamber and in which the at least one spray headin its removal position is separated from the vacuum chamber in a gas-tight manner.

A steel tubular pipe, which is threaded, sleeved, or integral, includes at least one first male threaded end, an inner surface, and a metal deposition layer on the inner surface and of thickness between 0.01 mm and 0.8 mm deposited on all or part of the inner surface of the pipe.

A steel tubular pipe, which is threaded, sleeved, or integral, includes at least one first male threaded end, an inner surface, and a metal deposition layer on the inner surface and of thickness between 0.01 mm and 0.8 mm deposited on all or part of the inner surface of the pipe.

A method includes applying a material coating on a surface of a machine component using a thermal spray, wherein the material coating is formed from a combination of a hardfacing material and aluminum-containing particles. The method also includes thermally treating the material coating to generate an oxide layer comprising aluminum from the aluminum-containing particles, wherein the oxide layer is configured to reduce oxidation of the hardfacing material.

A braking band having an annular band body arranged around a rotation axis and made of one of gray cast iron, steel, aluminum or alloys thereof, has at least one braking surface having an activated band body portion for increasing adhesive capacity of at least one protective surface coating placed on the surface of the activated band body portion and having at least one material with elevated resistance to abrasion. The activated band body portion is arranged on the surface of the annular band body to form an outermost layer of the braking band with the at least one protective surface coating and has a rough profile having at least one channel delimited by at least one pair of projections, extending along a path at least partially surrounding the rotation axis and having a channel bottom and a first channel side forming an acute angle with the channel bottom and an opposite second channel side forming an obtuse angle with the channel bottom.

A brake element for a transportation vehicle, having a base body that is planar at least in some regions, to the planar sides of which at least two build-up layers are applied in each case at least in some regions. The build-up layers form a surface which, in the mounted state of the brake element on the transportation vehicle, serves as a friction surface for a brake pad. There is a bonding zone in which both a material of the base body and a material of a build-up layer adjacent to the base body are present, wherein the bonding zone has a thickness perpendicular to an areal extent of a planar side that is less than 10 μm.

Provided is a coated body including a base member coated with an iron-based amorphous alloy powder capable of maintaining an amorphous structure even after a coating process, such that the durability, surface hardness, and friction of the base member may be improved. The coated body includes the base member and a coating layer which is formed of an iron-based amorphous alloy and provided on a surface of the base member.

A device and a method for fabricating a ceramic reinforced composite coating based on plasma remelting and injection. The device includes a plasma cladding assembly, a powder feeding assembly, a metal-based substrate, and a thermal infrared imager. The plasma cladding assembly comprises a plasma gun and a plasma generator. A plasma arc generated is used to heat the substrate and form a molten pool on the substrate. The powder feeding assembly comprises a powder feeder configured to feed ceramic particles to the molten pool through a powder feeding copper tube. The thermal infrared imager is configured to acquire an infrared image of the molten pool and acquire an optimal injection position of the ceramic particles according to the infrared image. The optimal injection position is a midpoint between a trailing edge of the plasma arc emitted on the substrate and a trailing edge of the molten pool.

Provided is a thermal spray wire as a thermal spray material for use in continuous arc wire thermal spraying machines, the thermal spray wire being for performing continuous and stable arc thermal spraying with sufficient electrical conductivity and at a stable voltage. The thermal spray wire includes a copper-plated coating having a thickness of from 0.3 to 1.2 μm on a surface of a rod made of stainless steel. Using the thermal spray wire allows for stable arc thermal spraying by a continuous arc thermal spraying machine including a wire feeding mechanism.

Provided is a thermal spray wire as a thermal spray material for use in continuous arc wire thermal spraying machines, the thermal spray wire being for performing continuous and stable arc thermal spraying with sufficient electrical conductivity and at a stable voltage. The thermal spray wire includes a copper-plated coating having a thickness of from 0.3 to 1.2 μm on a surface of a rod made of stainless steel. Using the thermal spray wire allows for stable arc thermal spraying by a continuous arc thermal spraying machine including a wire feeding mechanism.