Ductile Iron Rigid Groove Couplings by YINUO: Comprehensive Insight into Their Merits and Versatile Deployment

May 2, 2024 | NEWS

Introduction to YINUO’s Legacy of Quality and Innovation


Embodying over three decades of expertise in the field, YINUO, a prominent Chinese manufacturer, has solidified its position as a forerunner in producing ductile iron rigid groove couplings that excel in meeting stringent international standards. This in-depth exploration delves into the technical specifications, dimensional intricacies, diverse applications, and the multitude of advantages that set YINUO’s offerings apart in the realm of secure pipe connections.

3/4 rigid to emt coupling

Deep Dive into Technical Specifications and Dimensional Precision


YINUO’s dedication to precision is reflected in its ductile iron rigid groove couplings, meticulously engineered to conform with a plethora of globally recognized standards, encompassing BS EN10242, ANSI/ASME B16.3, DIN2950, ISO 49, and additional norms such as NBR6943 and IS1879. The threading adheres to meticulous standards like BS EN10226, ASME B.1.20.1, ensuring compatibility across different systems.

The working pressure capacity of these couplings, rated at PN25, 2.5MPa, 363PSI, CLASS 150, and 25Bar, underscores their capability to function reliably in high-stress environments. YINUO’s range encompasses a variety of sizes, each meticulously dimensioned for specific pipe connections. Highlighting a few, the 3/4 Rigid to EMT Coupling, 1-1/4 Rigid Coupling, and the 2-1/2 Rigid Coupling, each cater to unique pipe configurations, emphasizing the company’s attention to detail and adaptability.


Diverse Applications Illustrating the Breadth of YINUO’s Impact


YINUO’s couplings find their way into a myriad of industries and systems, underscoring their versatility:

  • Electrical Infrastructure: The 3/4 Rigid to EMT Coupling plays a pivotal role in ensuring the integrity of electrical conduit systems, facilitating smooth transitions between rigid pipes and EMT conduits.
  • HVAC and Plumbing Networks: The 1-1/4 Rigid Coupling is a staple in plumbing and HVAC systems, where it provides a steadfast link in the chain, enabling efficient fluid circulation and temperature control.
  • Heavy-Duty Industrial and Municipal Systems: The 2-1/2 Ductile Iron Groove Rigid Coupling is a testament to YINUO’s capability to serve in high-pressure, large-scale applications such as fire suppression systems, industrial pipelines, and municipal water distribution, where reliability is paramount.