El proceso de estampado en frío es uno de los nuevos procesos de mecanizado a presión de menor o ningún corte
metal. Es un método de transformación que utiliza la deformación plástica del metal bajo la acción de
fuerzas externas y, con ayuda de moldes, redistribuye y transfiere el volumen de metal para formar
las piezas o formatos necesarios. El proceso de estampación en frío es el más adecuado para producir piezas estándar.
elementos de fijación como pernos, tornillos, tuercas, remaches, pasadores, etc.
A Hexagon socket oil plug screw, commonly known as a hex plug, Allen plug, or socket head plug, is a type of threaded fastener used to seal or close off a threaded opening, typically in machinery, hydraulic systems, or plumbing applications.
Key Characteristics:
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Hexagonal Socket Drive:
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Has a six-sided internal recess for secure engagement with an Allen wrench or hex driver.
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Allows for high torque application without cam-out (unlike Phillips or slotted screws).
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Threaded Body:
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Made with external threads (metric, UNC, UNF, NPT, BSP, etc.) to match the threaded port.
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Some have tapered threads (NPT/NPTF) for a pressure-tight seal, while others use straight threads with a sealing washer or O-ring.
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Materials & Finishes:
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Common materials: Carbon steel, stainless steel, brass, aluminum, or nylon.
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Coatings: Zinc plating, black oxide, anodizing, or PTFE coating for corrosion resistance.
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Sealing Mechanism:
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May include an integrated O-ring, copper washer, or bonded seal for leak-proofing.
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Some rely on thread sealant (Teflon tape, Loctite) for additional sealing.
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Hexagon socket oil plug screw
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Head Styles:
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Flush head (countersunk for a smooth surface).
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Raised head (protrudes slightly for easier access).
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Vented head (with a small hole for pressure equalization).
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Aplicaciones comunes:
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Sealing hydraulic/pneumatic ports, gearboxes, engine blocks, and fluid reservoirs.
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Acting as drain/fill plugs in automotive and industrial systems.
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Providing access points for maintenance in machinery.
Variants:
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O-Ring Hex Plug (with built-in rubber or Viton seal).
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Metric/Inch Hex Plug (thread size variations).
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Magnetic Hex Plug (captures metal debris in oil systems).
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