• 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 ...

• 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...

• 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...

• Mar , 13 2021

Water supply pipeline, the valve is an essential pipeline accessories, water supply valve manufacturers have a lot of competition is also very big, this article for you to introduce a water supply valve brand - like the valve.Xuval valve is a water system valve supplier with a two-year warranty, specializing in the production of water system valves, covering a variety of fields including water sup...

• 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 , 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 , 25 2023

Prohibit 1 Hydraulic test shall be carried out under Negative temperature during winter construction. Consequence: Due to the rapid freezing inside the pipe during the hydraulic test, the pipe freezes out. Measures: Try to conduct a water pressure test before winter construction, and after the test, blow the water clean, especially the water inside the valve must be removed completely, otherwise t...

• Jul , 04 2023

The purpose of using a check valve is to prevent reverse flow of the medium, and a check valve is generally installed at the outlet of the pump. In addition, a check valve should also be installed at the outlet of the compressor. In short, in order to prevent reverse flow of the medium, check valves should be installed on equipment, devices, or pipelines. Generally, vertical lift check valves are ...

• Jul , 06 2023

A check valve, also known as a check valve, is an automatic valve that relies on the pressure of the flowing medium in the pipeline to push the valve disc to close and open the valve. When the medium stops flowing, the check valve disc closes, effectively preventing the medium from flowing back in the pipeline, which plays a significant role in ensuring the safety of the pipeline. Check valves can...