• <pre id="ac0yq"></pre>
      <dl id="ac0yq"><xmp id="ac0yq"><dl id="ac0yq"></dl>

      Hotline: +86-021-57278880
      Language:   
      Your current location: ProductsOther ValvesAll-weather Respiration Valve

      GFQ-11 All-weather Respiration Valve

      Product overview

      Product model: GFQ-11
      Nominal diameter: DN25~250mm (1"~10")
      Operating temperature: -30~60℃
      Main material: carbon steel WCB, stainless steel 304, 316, aluminum alloy
      Application scope: gasoline, stupid, stupid, kerosene, light diesel oil, oil, crude oil and other oil products and chemical products with the same nature tank
      Connection type: flange connection (II) internal thread connection (III) external thread connection (IV)
      Design standard: GB5908-86, GB1347-92
      Flange standard: HG 20592-97, ANSI B 1.6, GB HGJ SH JB

      GFQ-11 All-weather Respiration Valve product details

      GFQ-11 All-weather Respiration Valve Scope of application
      GFQ-11 All-weather Respiration Valve produced and sold by Baigang valve group is suitable for storing Class A oil with flash point D at 28 ℃ and class B oil with flash point D at 60 ℃, such as gasoline, stupid, stupid, kerosene, light diesel oil, engine oil, crude oil, etc. Oil products and properties of the same chemical storage tanks. Can be used with the new corrugated flame arrester.


      GFQ-11 All-weather Respiration Valve instructions for use
      Breathing valve installed in the top of the tank, is to solve the positive pressure tank, negative pressure gas, the tank of liquid access is not hindered, when the external liquid into the tank when a large number of gas out call (called positive pressure) . If the tank liquid output when the tank must be drawn into the tank from the outside air (called negative pressure). Stop breathing when the valve is automatically closed will not leak the liquid gas tank, so that the liquid inside the tank has been a good guarantee.


      GFQ-11 All-weather Respiration Valve maintenance and servicing
      For the safety of the breathing valve, check whether the guide rod and the valve plate are flexible before use. This valve should be regularly (within 6 months) check the positive and negative valve disc is flexible, valve disc contact surface for damage, if damaged should be overhaul immediately. After maintenance, everything is normal and can be reused.


      GFQ-11 All-weather Respiration Valve main technical parameters

      aJ positive pressure 355pa (36mm water column)
      Negative pressure 295pa (30mm water column)
      b-level pressure 980pa (100mm water column)
      Negative pressure 295pa (30mm water column)
      c-class pressure 1765pa (180mm water column)
      Negative pressure 295pa (30mm water column)


      GFQ-11 All-weather Respiration Valve Parts and materials

      Body material Carbon steel wcb, stainless steel 304,316, aluminum
      Positive pressure valve disc material Stainless steel 304,316, aluminum alloy
      Negative pressure valve disc material Stainless steel 304,316, PTFE ptfe
      Ambient temperature ℃ -30 ~ 60


      GFQ-11 All-weather Respiration Valve GB flange connection Dimensions: gb, jb

      specification

      Installation size (mm)

      d1

      d

      d3

      h

      mh

      dn25 70 100 115 180 4 × 10

      dn50

      110

      140

      160

      255

      4 × 12

      dn80

      150

      185

      213

      260

      4 × 16

      dn100

      170

      205

      265

      290

      4 × 16

      dn150

      225

      260

      305

      330

      8 × 16

      dn200

      280

      315

      355

      350

      8 × 16

      dn250

      335

      370

      420

      400

      12 × 16


      GFQ-11 All-weather Respiration Valve API flange connection Dimensions: ansi, api, asme for jis standard

      specification

      Installation size (mm)

      d1

      d

      d3

      h

      mh

      1" 79.5 108 115 180 4 × 15

      2"

      120.5

      152

      160

      255

      4 × 19

      3 "

      152.5

      190

      213

      260

      4 × 19

      4 "

      190.5

      229

      265

      290

      8 × 19

      6 "

      241.5

      254

      305

      330

      8 × 22

      8"

      298.5

      343

      355

      350

      8 × 22

      10 "

      362

      406

      420

      400

      12 × 25



      Reminder:

      All text, data and pictures in this article are for reference only.To see more details of the GFQ-11 All-weather Respiration Valve performance parameters, structural dimension parameters, pricing, etc., or to request high quality printing samples, please Contact us.

      +86-021-57278881
      qrCode
      2019久久久高清456| 亚洲精品tv久久久久久久久| 潮喷大喷水系列无码久久精品| 亚洲日本va中文字幕久久| 久久成人国产精品免费软件| 久久午夜无码鲁丝片| 色综合久久精品中文字幕首页| 久久精品无码一区二区三区免费| 亚洲中文字幕伊人久久无码| 国产精品美女久久久久| 久久夜色精品国产亚洲| 亚洲午夜久久久精品影院| 亚洲精品乱码久久久久久蜜桃图片 | 成人资源影音先锋久久资源网| 精品久久久久久无码人妻热| AV无码久久久久不卡蜜桃| 国产精品美女久久久网AV| 久久香蕉综合色一综合色88| 欧美大香线蕉线伊人久久| 伊人色综合久久天天人手人婷| 国产精品xxxx国产喷水亚洲国产精品无码久久一区 | 色综合久久最新中文字幕| 国产精品久久国产精麻豆99网站| 国产69精品久久久久观看软件 | 亚洲va中文字幕无码久久| 久久国产亚洲精品无码| 亚洲日韩中文无码久久| 国产精品九九九久久九九| 久久国产香蕉一区精品| 久久久久亚洲av综合波多野结衣| 久久久久久国产a免费观看黄色大片 | 欧美国产成人久久精品| 久久亚洲精品中文字幕| 97精品伊人久久久大香线蕉| 久久夜色精品国产www| 久久99精品国产麻豆| 久久99久久成人免费播放| 日韩久久久久久中文人妻| 久久精品无码一区二区三区日韩| 国产香蕉久久精品综合网| 国产成人久久精品二区三区|