• Jul , 28 2020

A butterfly valve is a shut-off valve with a relatively simple construction. In closed position, the disc blocks the valve bore as in open position, the disc is turned to allow flow. A quarter turn takes the valve from fully open to fully closed position, oppositely, the butterfly valve allows for quick opening and closure. Butterfly valves can be used for a broad range of applications within wate...

• Sep , 12 2020

Valve is best suited for installations, keeping in mind the service for which the valve is recommended. Before installing the correct valve, review the installation instructions to prevent damage to the valve and to assure its maximum efficiency. Use sand cloth or steel wire brush to clean both ends to a bright metal finish. Apply flux to outside of tube and inside of solder cup. Surfaces to be jo...

• 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 , 17 2020

Not only butterfly valve but also ball valve is one of our leading products.The biggest difference between the ball valve and butterfly valve is that the opening and closing parts of the butterfly valve is a plate, and the ball valve is a ball, the butterfly valve disc and the ball valve spool are around their own axis for rotation;The disc of gate valve is moved up and down along the axis;Butterf...

• 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 , 14 2023

(1) Wedge type single gate valve ① The structure is simpler than that of an elastic gate valve; ② At higher temperatures, the sealing performance is not as good as elastic gate valves or double gate valves; ③ Suitable for high-temperature media prone to coking. (2) Elastic gate valve It is a special form of wedge type single gate. Compared with wedge gate valves, they have good sealing performance...