Wholesale grooved pipe fittings

Grooved fittings are primarily used in liquid and gas pipeline connections, having gradually replaced traditional connection methods such as flanges and welding due to their advanced technology and ease of use.‌


Grooved fittings, also known as clamp connections, are a new type of steel pipe connection fitting. They are widely used in various fields, particularly where quick and reliable pipe connections are required. The application of grooved fittings technology has simplified complex pipe connection processes, making them faster, easier, and more convenient‌.


There are two main categories of grooved fittings:


‌Fittings for connection and sealing‌: These include rigid couplings, flexible couplings, mechanical tees, and grooved flanges.

‌Fittings for connection and transition‌: These include elbows, tees, crosses, reducers, and blind plates‌.

The commonly used international standards for grooved fittings include, but are not limited to:


  • ‌CJ/T 156-2001‌: Standard for Grooved Pipe Couplings
  • ‌GB 5135.11-2006‌: Automatic Sprinkler Systems - Part 11: Grooved Pipe Fittings
  • ‌CJ/T 152-2016‌: Standard for Thin-Wall Stainless Steel Press-Fit and Grooved Fittings
  • ‌GB/T 36019-2018‌: Technical Specification for Grooved Pipe Connections
  • ‌T/CECS 151-2019‌: Technical Specification for Grooved Pipe Connection Engineering‌

Regarding well-known export brands for grooved fittings。

Famous brands of China groove mainly include Mike MECH, Jianzhi Casting and so on. The following is a detailed introduction to these brands:


Mike MECH:

Company：Mech Group Co.

Founded: 1961

Introduction: Meide Group is the world's leading provider of fluid transfer products, specializing in fluid system fittings, valves and electric power fittings cast iron parts and other products, research and development, production and sales. The Group has multiple production bases at home and abroad, and its sales network covers more than 130 countries and regions around the world. Mike MECH, as a brand of Maide Group, is widely used in many applications such as water, fire, gas, HVAC and irrigation, and is known for its high quality and reliability12.


Jianzhi Casting:

Company: Hebei Jianzhi Casting Group Co.

Established: 1982

Introduction: Jianzhi Casting Group is a large-scale modernized enterprise specializing in the production of pipe fittings, mainly engaged in the series of products such as Magenta steel pipe fittings, grooved pipe fittings and plastic lined pipe fittings. The enterprise has strong production capacity and technical research and development strength, the products are sold to more than 30 provinces and autonomous regions, and exported to Southeast Asia, Europe and other places. Jianzhi casting groove pipe fittings with its excellent performance and stable quality has won wide recognition in the market!

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