VADES International Holding Ltd., the London-listed company providing offshore and onshore oil and gas drilling and production services in the Middle East and A
Society's desire for a clean environment shines light on the importance of understanding the essential role wastewater treatment plants have in our communit
Shanghai International Pumps & Valves & Pipe Exhibition is a professional pumps, valves and pipes industry technology communication platform, which hosts by Peo
Rosneft, as a member of Sakhalin-1 Consortium, successfully completed drilling of the world's longest well from Orlan platform at Chaivo field in the Sea of
The manual flanged butterfly valve is of simple structure, little space and light weight. It can be turned on or off in a short time just by rotating the lever
On November 10th, Dervos got our first Trademark in Europe. It is really a big step of us to move forward to the world. With the rapid development of the who
All the time Dervos keeps offering products with reliable quality and available solution to our customer. Our valve products are widely used in the petrochemica
Since foundation, DERVOS focused more on Gate, Globe, Check and Ball Valves, with our customers accumulated and reputation consolidated, facing the increasing d
Задвижка. Задвижки (шиберы) обычно используются в промышленных трубопроводных система
The Regular Polymer Materials Brief Used For Ball Valve Seat 1. PTFE-F4 Teflon (PTFE-F4) has excellent heat resistance, cold resistance, non-sticky, good self-
When the control valves are used in liquid service, they may experience localized cavitation. Cavitation consists of the formation of liquid vapor cavities when
The three-piece ball valve is a common ball valve structure, its body is divided into three parts, which are left and right bonnet and the middle valve body.