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Common Types of Manual Valves

Tuesday, 29 September 2015 by

Below are brief explanations for the common types of manual valves used in today’s industrial flow control industry worldwide. Here we prepare the following article covering the general mechanism and function of the most used manual valve types used in modern industrial applications, such as gate valves, ball valves, butterfly valves, globe valves and diaphragm

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Smart business owners are always looking for high quality supplier, but sometimes it is not a easy thing to verify a reliable and responsible supplier in China. So how do you make sure you’re doing business with a right supplier who you can trust? Don’t worry, This article offers simple and effective strategies for your

Question 1: What is the difference Between Rising Stem and Non Rising Stem Gate Valve? Function & Structure: Rising stem & Non-rising stem Rising-stem and Non-rising-stem are both typically applied in gate valve design. For Rising-stem gate valve, the stem is fixed to the closure member(gate disc) and doesn’t turn with the operator but stays

Importing valves can be a challenging process, however, with the right tips, you can go about the process successfully. A number of English speaking countries really find it difficult to venture in China, may be just because of the language barrier. This should not be the case.For valve importers, they have a lot to gain

With the development of the natural gas pipeline industry, natural pipeline valves are now being used more and more. But the natural pipeline valves are different from the general valves. There are five main differences as below: <1> Operations require faster, Automatic shutdown is a must. Normally the operator is in the faraway station or

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For butterfly valve with metal seat, both sealing surfaces of valve are metal material or other hard material, which has not so good sealing performance, but has good mechanical properties, such as being high temperature resistant and anti-wear. While, for butterfly valve with resilient seat,one sealing surface is made of metal material and the other

API 600 Trim Number Chart

Saturday, 09 March 2013 by

API TRIM No. MATERIAL SEAT DISC BACKSEAT STEM 1 410 410 410 410 410 2 304 304 304 304 304 3 F310 310 310 310 310 4* Hard 410 Hard 410 Hard 410 410 410 5 Hard Faced Stellite Stellite 410 410 5A Hard Faced Ni-Cr Ni-Cr 410 410 6 410 and Cu-Ni Cu-Ni Cu-Ni

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Common Types of Valve Connection

Monday, 06 August 2012 by

A valve cannot operate if it is not connected to a pipe to from a pipeline system. Valve and pipe connections are therefore of great importance. The connection work must be carried out carefully so as not to cause a leak or damage after connecting the valve. Valves may sometimes be classified according to the configuration

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Why Control Valves used? Process plants consist of hundreds, or even thousands, of control loops all networked together to produce a product to be offered for sale. Each of these control loops is designed to keep some important process variable such as pressure, flow, level, temperature, etc. within a required operating range to ensure the

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