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Difference between forged valve and cast valve

What is the difference between a forged valve and a cast valve? This article will explain to you how to distinguish between forged and cast valves. forged valve: Forged valves are forged and forged, and are generally used on high-grade pipelines with relatively small diameters, generally below DN50. 1. Forging: It is a processing method […]

Structure diagram of triple eccentric butterfly valve

With the advancement of science and technology and the improvement of production technology, the industrial requirements for butterfly valves are no longer simple cut-off and adjustment of normal temperature and low pressure media, but also require butterfly valves to play a role in high temperature and high pressure environments. For this reason, the triple eccentric […]

How to install wafer butterfly valve and installation tips

Title: How to install wafer butterfly valve In this article, let’s talk about the installation method of the wafer butterfly valve. Wafer type is a connection method of butterfly valve, that is, when installing on the pipeline, it is necessary to clamp the butterfly valve with two pieces of flanges, and then connect it with […]

Advantages of the handle butterfly valve of Tanghai valve manufacturer

What are the advantages of handle butterfly valve? To understand this, let’s first understand the handle butterfly valve. The handle butterfly valve is a kind of manual butterfly valve. The common materials for making the handle butterfly valve are gray cast iron, ductile iron, cast steel, stainless steel, etc. The handle butterfly valve is the […]

Structural characteristics and suitable medium of soft sealing gate valve

Structural characteristics of soft sealing gate valve: Gate valves are mainly used in water-passing pipelines, but traditional gate valves may leak or corrode during use, which affects the performance of gate valves. As an upgraded product of traditional gate valves, the emergence of soft-sealed gate valves solves the problems of traditional gate valves that are […]

lug type dual plate check valve for marine industry-seawater

The dual plate check valve is divided into 3 types: Wafer type dual plate check valve, lug type dual plate check valve and double flanged dual plate check valve. Classification of lug dual plate check valves: hard-seal lug dual plate check valve and soft-seal lug dual plate check valve; of which soft-seal lug check valve is divided into […]

Introduction and Description of Pneumatic Butterfly Valves

This article gives an introduction and description of the pneumatic butterfly valve. Pneumatic butterfly valve is a control terminal installed on industrial pipelines. Like electric butterfly valve, it belongs to automatic control valve. Pneumatic butterfly valves are now widely used in petroleum, chemical, electric power, metallurgy and other industries. They are usually used in pipelines […]

Structural Characteristics and application of Centerline Butterfly Valves

Centerline butterfly valve is one of the most common types of butterfly valves, mainly including centerline wafer butterfly valve and centerline flanged butterfly valve. In today’s article, we mainly talk about the structural characteristics and usage instructions of the centerline butterfly valve. Structural characteristics of centerline butterfly valve The composition of the centerline butterfly valve […]

Introduction to the Characteristics and Uses of Centerline Wafer Butterfly Valves

Features of centerline wafer butterfly valve: The centerline wafer butterfly valve can be divided into two categories according to the purpose and structure: sealed butterfly valve and non-sealed butterfly valve. Before understanding these two butterfly valve products, we need to have a general understanding of the characteristics of the butterfly valve. The name of the […]

What is the reason for the poor sealing of the valve

Where there is a pipeline, the valve is inseparable. The valve is installed on the pipeline and controls the flow of the fluid medium in the pipeline. It is an important control component. But the valve is also a wearable part. A common valve loss in our life is that the valve is not tightly […]