在线无码视频观看草草视频,久久精品中文字幕无码,无码AV免费久久网站,亚洲精品网站在线观看,久久大香伊蕉在人线观看热,免费人成视频观看18,韩国无码色视频在线观看

NEWS

HOME/ NEWS

NEWS

Applications and applications of various valves
  Published Time:2013-11-29
As a universal valve parts industrial supplies, have been widely used in many industries , but the main purpose of the various industry applications need to have a routine check , supporting new projects , reserves, and other emergencies .
      Valves broader user industry can be divided into petroleum, petrochemical, chemical, metallurgy , electricity, water , construction , machinery, coal, food , and other ( which , machinery and chemical industry users of the valve market is most concerned about the requirements for valves higher ) . In the current market , the valve user industries most used , the most common varieties of ball valves , globe valves , gate valves, safety valves ; followed butterfly valves and control valves ; third of check valves ; fourth for the valve, drain valve and steam traps ; fifth of shut-off valves and diaphragm ; sixth of plug valves, piston valves and other valves . Ball valves, globe valves , gate valves, safety valves and valve behind the level of the amount of difference between the larger , accounting for 63.6% of its total production of all kinds of valves (by production units tonnes) .
      In the field of valve applications , the most species machinery, metallurgy , petrochemical, chemical , construction and other industrial applications of the valve. Especially in the machinery industry , the basic kinds of valves are used. In addition to the machinery industry , mainly used in chemical safety valve ; butterfly valves are mainly used in petrochemical and metallurgy ; diaphragm valves are mainly used in metallurgy, electric power and chemical industry ; check valves are mainly used in metallurgy, chemical and petrochemical ; shut-off valves are mainly used in the oil and Chemical ; shutoff valve is mainly used in metallurgy, petrochemical, chemical and power ; drain valve is mainly used in petrochemical and chemical ; ball valves are mainly used in petroleum, chemical and metallurgy ; valve mainly used in chemical, power and urban construction ; regulating valve is mainly used in chemical , metallurgy, electricity , and food ; plunger valves are mainly used in petrochemical and metallurgy ; plug valves are mainly used in chemical and metallurgy ; valves are mainly used in petrochemical, chemical and metallurgy ; steam traps are mainly used in chemical and petrochemical .

 

        在线无码视频观看草草视频,久久精品中文字幕无码,无码AV免费久久网站,亚洲精品网站在线观看,久久大香伊蕉在人线观看热,免费人成视频观看18,韩国无码色视频在线观看 色偷拍自怕亚洲10p 2021无码国产 99这里有精品免费视频20 国产福利一区二区精品秒拍 久久午夜理论三级无码