尊龙凯时

According to the movement mode of the driving mechanism, the valve drive device is divided into two types: straight travel and angular travel.

To deal with valve corrosion, remember these nine great anti-corrosion tips!

Nowadays, the valve market is mixed with each other. Illegal vendors make profits by counterfeiting and refurbishing valves

Coal, oil, natural gas and other fossil energy sources are the main energy consumption bodies in today's society.

Stainless steel valves have many industry advantages over traditional valves

The valves are indispensable for the conventional water production process in water plant, such as raw water intake

Why should the cut-off valve go low?

How is the valve routinely maintained?It's not a good idea to read all this.

According to the National Standard Information Public Service Platform, five national standards were abolished on March 7, 2020

High performance rubber liner butterfly valve is a well-structured butterfly valve, which is especially suitable for regulating or switching the flow and pressure of various tap water...

Heat treatment technology is an important means to obtain good properties of various metal materials.In many practical applications, reasonable selection of materials and various forming processes can not meet the mechanical properties...

According to incomplete statistics, the number of enterprises lacking smelting workers, molding workers, engineers,quality control and management personnel in China's foundry industry is about 58%, 20%, 50%, 34%...

ISO 9001 quality system certification, ISO 14001 environmental management system certification, OHSAS 18000 occupational health and safety management system certification, eu CE certification, pressure vessel PED directive, API certification...

Shanghai quality inspection institute hosted a seminar on valve flow resistance index and energy efficiency evaluation standard

The announcement of the state administration of market supervision on the requirement that explosion-proof electrical products should be changed from production license to compulsory product certification management