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22Mar 2023

What Is the Difference Between A Wafer Handle Butterfly Valve and A Turbine B...

The butterfly plate of the turbine butterfly valve is installed in the diameter direction of the pipeline. In the cylindrical channel of the butterfly valve body...
20Mar 2023

Structural Features of Manual Butterfly Valves

The special design of three-way eccentric ensures frictionless transmission between sealing surfaces, extending the service life of the valve...
10Mar 2023

What Is the Difference Between Swing Check Valve and Lift Check Valve

The swing check valve adopts an internal rocker arm swing structure. All the opening and closing parts of the valve are installed inside the valve body and do not penetrate the valve body...
03Mar 2023

Composition and Installation of Dismantling Joint

The dismantling joint is composed of flange loose sleeve expansion joint, short pipe flange, dowel screw and other components, which can reduce the pressure thrust (blind plate force) of the...
23Feb 2023

Differences Between Ductile Manhole Cover and Grey Cast Iron Manhole Cover

Ductile manhole covers are currently widely used on the roads of major cities. But what are the differences between ductile manhole cover and grey cast iron manhole cover...
17Feb 2023

Advantages of Nodular Cast Iron Manhole Cover

Nodular cast iron manhole covers are mainly made of nodular cast iron. The quality of such manhole covers is related to the spheroidization rate. The common coating used to...
15Feb 2023

Frost Resistance of Ductile Iron Pipe

Ductile iron pipe, with its excellent mechanical properties and external quality, is the bearer of pipeline water supply industry...
13Feb 2023

Advantages of Ductile Iron Pipe Rubber Ring Interface

Ductile iron pipes have high elongation, and the bearing pressure of K9 series pipes can reach 6MPa...
10Feb 2023

Production Process of Ductile Iron Pipe

Add raw materials (scrap steel, molten iron, return charge, etc.) into the induction furnace and adjust its composition. When the composition meets the process requirements...
08Feb 2023

Advantages of Ductile Iron Pipe in Water Supply Pipeline

Because ductile iron pipes adopt flexible joints, the construction operation is more convenient, which can improve the construction efficiency and reduce the construction cost...
07Feb 2023

Double Socket Elbow 90°

The 90° double-socket bend is bent by using a complete set of bending equipment, which is divided into two processes: cold simmer and hot push...
06Feb 2023

Manufacturing Requirements for T-type Ductile Iron Pipe Fittings

The chemical composition of nodular cast iron pipe fittings shall be strictly required. The carbon and silicon content of the original molten iron shall be...

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News

What Is the Difference Between A Wafer Handle Butterfly Valve and A Turbine B...

Structural Features of Manual Butterfly Valves

What Is the Difference Between Swing Check Valve and Lift Check Valve

Composition and Installation of Dismantling Joint

Differences Between Ductile Manhole Cover and Grey Cast Iron Manhole Cover

Advantages of Nodular Cast Iron Manhole Cover

Frost Resistance of Ductile Iron Pipe

Advantages of Ductile Iron Pipe Rubber Ring Interface

Production Process of Ductile Iron Pipe

Advantages of Ductile Iron Pipe in Water Supply Pipeline

Double Socket Elbow 90°

Manufacturing Requirements for T-type Ductile Iron Pipe Fittings