• Jul , 28 2020

Before the resilient seated gate valve was introduced to the market, gate valves with a metal seated wedge were widely used. The conical wedge design and angular sealing devices of a metal seated wedge require a depression in the valve bottom to ensure a tight closure. Herewith, sand and pebbles are embedded in the bore. The pipe system will never be completely free from impurities regardless of h...

• Sep , 22 2020

Technical measures Signal device is additionally provided with wafer butterfly valves location. When running in butterfly valves wafer deviation from the full open position, sends out signal, the control room of the optical plate light, the operator can signal according to the judgment is off wafer butterfly valves accident or partial red. General treatment measures to regulate the part turning, c...

• Nov , 13 2020

Wafer butterfly valve is a very wide range of valve types, it has a soft seal and hard seal two types of seal.In the same caliber, hard - sealed Wafer butterfly valve price will be higher than soft - sealed Wafer butterfly valve. A variety of materials such as gray cast iron, nodular cast iron, cast steel, stainless steel, etc.And hard seal to Wafer butterfly valve material is limited, can only be...

• Nov , 16 2020

Cast iron gate valves or carbon steel gate valves? This article【XUVAL】for you to introduce. Cast iron gate valvesCast iron gate valves are divided into gray iron gate valves and ductile iron gate valves.The valve body of gray iron gate valve is made of gray iron and its seal is copper seal.The valve body of ductile iron gate valve is made of ductile iron and sealed with rubber seal.Cast iron gate ...

• Jan , 29 2021

Cast iron gate valve is one of the common water system valves, mostly used for water supply and drainage pipeline. Usually more than DN50 caliber cast iron gate valves will use flange connection, less than DN50 caliber is mostly threaded connection. Cast iron gate valve is a general term, specific according to the valve material, we can be divided into gray cast iron gate valve and nodular cast ir...

• Apr , 18 2023

Heating pipes are usually used in boiler rooms, direct combustion engine rooms, and heating centers. Multiple heating pipes form a pipe network. The design pressure of hot water medium is less than or equal to 2.5MPa, and the design temperature is less than or equal to 200℃; the design pressure of steam medium is less than or equal to 1.6MPa, and the design temperature is less than or equal to 350...

• May , 08 2023

Introduction to D363H-16C Butt Welding Metal Seal Butterfly Valve： The D363H-16C butt welded metal sealing butterfly valve adopts a precise J-shaped elastic sealing ring and a three-layer metal hard sealing structure with three eccentrics. It is widely used in industrial pipelines such as metallurgy, power, petrochemical, water supply and drainage, and municipal construction where the medium ...

• May , 19 2023

Valves are control components in fluid conveying systems that have functions such as cutoff, regulation, diversion, prevention of reverse flow, pressure stabilization, diversion, or overflow pressure relief. According to different classification standards, there are various types of valves, and each valve has its own unique features. 1. By valve type Block valve: Block valve, also known as closed ...

• Jun , 13 2023

1. Replace the sealing ring After long-term use in sewage media, the gap between the impeller and the sealing ring may increase and need to be replaced in a timely manner. 2. Place in a ventilated and dry place When not in use, the water pump should be promptly lifted away from the water source and the accumulated water inside the pump should be drained, especially in cold winter. 3. Regularly ins...