This product page focuses on the TDM Brass Threaded Head 3/4 inch x 18 x 2 V, which is compared with other brass fittings from the same manufacturer: TDM Brass Threaded Fitting 3/4 inch x 16 mm x 2 inch, TDM Brass Threaded Union 3/4 inch x 16 mm x 2 inch, TDM Brass Threaded Union Connection 3/4 inch x 18 x 2, TDM Brass 3/4" x 30 mm Threaded Extender, and TDM Brass 3/4" x 20mm x 3/4" Tee Fitting. All these items share the same brand, are made of durable brass, and are designed for professional plumbing installations and maintenance in water supply and heating systems. The main differences lie in their configuration, geometric parameters, and connection types—ranging from standard threaded heads and couplings to extenders, union joints, and tees.
⚙️ In the specifications comparison table below, we will compare the core product characteristics, including the fitting type, thread dimensions, and overall geometry, to highlight the technical differences and their practical significance for piping installations.
| Comparison parameter | TDM Brass Threaded Head 3/4 inch x 18 x 2 V | TDM Brass Threaded Fitting 3/4 inch x 16 mm x 2 inch | TDM Brass Threaded Union 3/4 inch x 16 mm x 2 inch | TDM Brass Threaded Union Connection 3/4 inch x 18 x 2 | TDM Brass 3/4" x 30 mm Threaded Extender | TDM Brass 3/4" x 20mm x 3/4" Tee Fitting | Practical conclusion |
|---|
| Product type | Threaded head | Threaded fitting | Threaded union | Threaded union connection | Threaded extender | Tee fitting | The design determines the functionality: ranging from simple connections and extensions to union joints and flow splitting. |
| Main material | Brass | Brass | Brass | Brass | Brass | Brass | All products are made of durable brass, ensuring equally high corrosion resistance and long-term durability. |
| Thread size | 3/4 inch | 3/4 inch | 3/4 inch | 3/4 inch | 3/4 inch | 3/4 inch and 20 mm | The unified basic 3/4-inch thread size ensures good compatibility across standard engineering networks. |
◎ The suitability table below evaluates various usage scenarios and buyer needs to help you choose the most appropriate fitting for specific installation tasks.
| Use case | Recommended product | Why |
|---|
| Creating a stable threaded interface in standard assemblies | TDM Brass Threaded Head 3/4 inch x 18 x 2 V | Optimally suited for professional installations requiring a reliable and precise threaded connection. |
| Organizing secure pipe connections with a 16 mm diameter | TDM Brass Threaded Fitting 3/4 inch x 16 mm x 2 inch or TDM Brass Threaded Union 3/4 inch x 16 mm x 2 inch | Convenient when working with 16 mm pipes, ensuring leak-proof performance in heating and water supply systems. |
| Extending existing pipes in water supply systems | TDM Brass 3/4" x 30 mm Threaded Extender | Specifically designed for precise length extension and secure assembly alignment in complex piping configurations. |
| Splitting a pipeline into three directions | TDM Brass 3/4" x 20mm x 3/4" Tee Fitting | The tee construction allows for effective splitting or combining of water flows within the system. |
The TDM Brass Threaded Head 3/4 inch x 18 x 2 V is a specialized component for creating secure threaded connections, whereas alternative options serve different purposes such as extending, branching, or joining pipes with union connections. Choose this model if you need a reliable and durable element with a 3/4-inch thread for standard installation tasks, while using appropriate tees or extenders for branching or altering network length.
