A Crossover 2-7/8" EU P x 4-1/2" EU P N80 1FT se fabricó atendendo aos mais altos padrões de qualidade pela HENAN SUNJOY OIL MACHINE AND MATERIAL CO., LTD. Este accesorio es ideal para aplicaciones en el área del petróleo, ofreciendo durabilidad, precisión y rendimiento confiables. Su diseño robusto y construcción con materiales de alta resistencia garantizan la operabilidad sin condiciones exigentes, proporcionando eficiencia y seguridad. Escoja un producto que fue proyectado para atender sus necesidades técnicas y administrativas, mejorando sus resultados operativos.


$66.5 $67-0.75%
  • Marca: Joya solar de Henan
  • SKU: 258
  • Envío: 
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2-7/8" EU Pin X 4-1/2" EU Pin N80 1FT Crossover for Pipe Fitting

This product is a premium crossover (reducer coupling) designed for oilfield tubular connections, enabling seamless transition between 2-7/8" External Upset (EU) Pin and 4-1/2" External Upset (EU) Pin. With a standard length of 1 foot (1FT) and material grade N80, it complies with API 5CT standards and is suitable for downhole operations such as workover, drilling, and completion.

Key Features

  • Dimensions‌:
    • End 1: 2-7/8" EU Pin
    • End 2: 4-1/2" EU Pin
    • Length: 1FT, ideal for standard tubular string assembly
  • Material & Performance‌:
    • Made from high-strength alloy steel (e.g., 42CrMo/35CrMo), heat-treated to meet N80 mechanical specifications
    • Excellent tensile and torsional strength for medium-depth well applications
    • Phosphated surface coating to reduce galling and corrosion during make-up

  • Connection Type‌:
    • Double Pin (EU) ends, requiring corresponding Box couplings or crossover subs for connection
  • Applications‌:
    • Used in oil and gas well operations for string configuration adjustment and equipment interfacing

Technical Summary

ParameterSpecification
Size (inches)2-7/8 EU Pin X 4-1/2 EU Pin
Length1FT
Material GradeN80 (API 5CT compliant)
ConnectionExternal Upset Pin (both ends)
ApplicationWorkover, drilling, completion

Customization & Quality Assurance

  • Available in customized dimensions, lengths, and grades (e.g., J55, K55, P110)
  • Manufactured under strict API 5CT quality control with CNC precision machining and full dimensional inspection