Flange connection and weld connection
- May 25, 2018
- Hits: 34
It can't be ignored that the way of connection between valves and pipes as most leakage problems happen here. We're talking about two most widely used connections here. 1. Flange connection is...
Ten Features of PTFE
- May 25, 2018
- Hits: 16
1. Being able to withstand friction: PTFE has one of the lowest friction coefficients of any solid material. 2. Being able to withstand high pressure: This is a part of what makes PTFE seals so valuable...
The features of a globe valve
- May 21, 2018
- Hits: 45
The globe valve is the valve that moves the closed part(disc) along the centerline of the seat. A globe valve is mainly used for regulating flow in the pipeline, which has the following advantages:...
Gas giants swap roles as biggest buyer turns to Australia
- May 21, 2018
- Hits: 10
The gas market is being flipped upside down. Australia, soon to become the world's biggest exporter of liquefied natural gas, is now turning to the largest buyer Japan as it seeks to import...
Wenzhou pump & valve entering the smart industry
- May 15, 2018
- Hits: 21
At the beginning of this year, the NB-loT Smart Pump & Valve Industry Alliance and Smart Pump & Valve Innovation Lab were established in Wenzhou. The Alliance and Innovation Lab was led by the...
Changeover Valves Join Dervos' Product Range
- May 15, 2018
- Hits: 52
Changeover valves are three-way devices for flow selection in a pipeline, typically used to connect two safety valves to a single pressurized system. These devices ensure the possibility to have one safety...
The Biggest Electric Actuated Louver Valve in China
- May 10, 2018
- Hits: 41
The electric louver valve is used with electric actuator. It has the advantages of small opening and closing moment, sensitive motion, reliable performance, large aperture and light weight. It is widely...
Iran, China ink Major petrochemical deal
- May 10, 2018
- Hits: 13
Iran's National Petrochemical Company (NPC) and the China Petroleum and Chemical Industry Federation (CPCIF) signed a memorandum of understanding (MoU) for construction of a petrochemical park in...
How Electric Actuators Work
- May 04, 2018
- Hits: 14
Electric actuators are used to drive the valve to a fully open or fully closed position. The electric actuator for control valve can accurately move the valve to any position. Although most electric actuators...
Difference Between Soft Seal and Hard Seal
- May 04, 2018
- Hits: 57
1. Soft Seal In addition to corrosion resistant lining valves, a general soft seal valve refers to nonmetallic material (Teflon/PTFE, rubber, etc.) which are used in either wedge/disc or seat. It...