Description

              High-Middle-Low Pressure Union
      High Pressure union is forged and made of high strength alloy steel with imported world—class technology. Strict heat treatment ensures uniform metallographic structure and bearing capacity in the connector .The materials used fully comply with ASTM and AISI of USA, and the technical indicates of the product with API Spec *6C standard. The product is tight and reliable ,and provides easy. Mounting and dismantling and good exchangeability. The connector of the product allows connection for pipeline thread, oil tube thread and butt weld or pressureless seal end.
With replaceable resilient nitrile-butadiene rubber seal ring and robust wall thickness design, this figure is used in high-pressure system.
 It is recommended for cement filling, fracturing,acidizing,testing and choke and kill line . Also, it may be used in pressureless  seal connection. Butt weld Sch.XXH is desired.