What are the qualifications of imported valves, and what are the necessary conditions for valve qual

The following are some well-known brands recognized in China in the valve industry, which are widely recognized and enjoy a high reputation. While rankings may vary depending on time and market conditions, the following brands are generally considered to be among the top brands in the valve industry:

The following influential first-line brands of water system valves and industrial valves can be used as a reference, which is currently for reference only: Suzhou Neway Valve, Shanghai Guanlong Valve, Shanghai Qizhong Valve, Sanhua, Su Yan, Shentong, Su Valve, Nanfang, Jiang.

First, the word Yao. In general, the selection of valve manufacturers needs to be comprehensively considered according to actual needs, and choose manufacturers with a high technical level and good reputation for cooperation.

We need to note that the above manufacturers are only estimates and references, the specific situation may be due to changes in the market, the size of the competitive landscape, product quality stability and a series of factors and changes or floating at any time, valves as an indispensable key device in industrial production and civil facilities, the quality and reputation of its brand directly affect the satisfaction and trust of users.

Valves are control components in fluid transportation systems, which have the functions of shut-off, regulation, diversion, prevention of backflow, pressure stabilization, diversion or overflow pressure relief. Valves for fluid control systems range from the simplest shut-off valves to the most complex valves used in automated control systems.

No, only product drawings and instructions are provided when bidding, but it is OK to provide a customs entry certificate when supplying. However, if you want to make an imported valve for a long time. You can refer to the current "Da Fonqi furniture".

Hello, the valve production license is handled in the State Quality Supervision Bureau and the Provincial Quality Supervision Bureau according to the level you want to declare. It is necessary to apply first, get the acceptance notice, and then do product type test, appraisal review, approval, and certification. In general, the time is smooth, and the situation is about 4.

Enterprises need to meet the following conditions to declare:

Head of Technology.

There should be a technical leader. The technical sub-responsibility shall have the title of engineer or above (if the special conditions for manufacturing are otherwise stipulated, the special conditions for manufacturing shall be implemented).

Quality Assurance Engineer.

There should be a quality assurance engineer (who can be concurrently the technical leader). The quality assurance engineer shall have the title of assistant engineer or above (including assistant engineer).

Personnel responsible for the quality control system.

Set up manufacturing (such as design, process, materials, welding, casting, forging, heat treatment, extrusion of non-metallic pressure piping components and their winding, injection molding and other key processes) and product inspection (such as macro inspection, pressure test, physical and chemical performance inspection, non-destructive testing, finished product inspection, etc.) and other quality control system responsible personnel, responsible personnel by the corresponding ability of technical personnel or with corresponding qualifications of personnel, and responsible for the quality assurance engineer.

Siemens (Germany); Mainly make HVAC control valves;

Johnson (US); motorized valves;

Honeywell; electric control valves for buildings;

Yamatake (Japan); regulating valves;

Belimo (Switzerland); Ball valves, butterfly valves.

Danfoss (Denmark); butterfly valves, gate valves, globe valves (ARCA, Germany); Control valves.

ari (de); pressure reducing valves, safety valves;

Hank (de); pneumatic valves;

Kitz (Japan); Gate valves, globe valves, butterfly valves, ball valves, check valves;