"Semi-metallic" generally refers to a material that contains a combination of metallic and non-metallic components. This term is commonly used in various contexts:1. **Brake Pads:** - *Composition:* In the context of brake pads, "semi-metallic" refers to a type of brake pad that contains a mix of

Flexible rubber joints with a flange type and a single sphere design are components used in piping systems to absorb movements, vibrations, and noise while accommodating misalignments. These joints are particularly useful in systems where there may be thermal expansion, mechanical vibration, or other dynamic forces.

Pipe fittings are pipe components that facilitate routing of pipes for changes in direction, size changes, and branch connections. They are made of different materials such as carbon steel, stainless steel, copper, iron, brass, PVC, etc. Different pipe fittings have different functions according to layout or process requirements. Common types of pipe fittings are pipe elbows, pipe reducers, tee connectors, Olet connectors, unions, couplings, stubs, valves, flanges, adapters, caps, plugs, bushings, crosses etc., widely used in the plumbing and plumbing industries.

What are the uses of seamless steel pipes? Seamless steel pipes are used in a wide range of applications, including structures, fluid transportation, low and medium pressure boilers, high pressure boilers, fertilizer equipment, petroleum cracking, geological drilling, diamond core drilling, oil drilling, ships, automobile half-shaft casings, diesel engines, etc. , seamless steel pipes will be used. The use of seamless steel pipes can avoid problems such as leakage, ensure the use effect, and improve material utilization.

Auto wheel hubs, also known as wheel hub assemblies, are important components in a vehicle's suspension system. These assemblies house the wheel bearings and are typically located between the brake rotor and the drive axle. They play a critical role in supporting the vehicle's weight and allowing the wheels to rotate smoothly. Here are some key points about auto wheel hubs:

"Pre-galv. pipes" refers to pipes that have undergone a galvanization process before they are used in various applications. Galvanization is the process of applying a protective layer of zinc to steel or iron to prevent rust and corrosion. When pipes are pre-galvanized, they are coated with zinc before they are formed into pipes, ensuring that the entire surface, both inside and outside, is protected. This provides excellent corrosion resistance and durability to the pipes, making them suitable for various uses.