真空負壓安全閥_168体育网页版

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168体育网页版

網站地圖 | XML地圖 | 英文版冠高閥門.中國 | Shanghai GuanGao Valve Manufacturing Co., Ltd.
銷售電話:021-51078058
圖文傳真:021-36369121
點擊這裡給我發消息
所屬系列: 真空安全閥
名    稱: 真空負壓安全閥
型    号: A72W-10P/R
檢索關鍵字: 真空負壓安全閥

真空負壓安全閥産品介紹

A72W真空負壓安全閥适用于溫度≤200℃的負壓系統,當容器内負壓超過允許值時,該閥自動開啟,吸入空氣;
當容器内負壓達到允許值時,該閥自動關閉,從而保護設備及系統。安裝在正常非負壓系統,當容器和系統的放散閥未打開,産生負壓時,此閥自動開啟。

真空負壓安全閥産品結構圖

真空負壓安全閥主要性能規範
NO. Name of part A72W-P Materials A72W-R Materials
1   Body ZG1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti
2   Seat 1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti
3  Adjusting ring 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti
4   Bonnet ZG1Cr18Ni9Ti 1Cr18Ni9Ti
5   Stem 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti
6   Spring 50CrVA 50CrVA  Coated Teflon

Working temperature 200
Suitable medium A72W-10P  Nitric acid etc. medium
A72W-10R  Acetic acid etc. medium

主要零部件材料 Explanation of materials for main parts
Nominal diameter
DN(mm)
  Dimensions
D D1 D2 Z- d b f1 H
15 95 65 45 4-14 14 2 110
20 105 75 55 4-14 16 2 130
25 115 85 65 4-14 16 2 150
32 140 100 78 4-18 18 2 180
40 150 110 85 4-18 18 3 200
50 165 125 100 4-18 20 3 221
80 200 160 135 4-18 22 3 245
100 220 180 155 8-18 22 3 253
125 250 210 185 8-18 24 3 280
150 285 240 210 8-23 24 3 329
200 340 295 265 8-23 26 3 377
250 395 350 320 12-23 28 3 440

 

真空負壓安全閥安裝說明

①真空負壓安全閥都應水平安裝。
②真空負壓安全閥出口處應無阻力,避免産生受壓現象。
③真空負壓安全閥在安裝前應專門測試,并檢查其官密封性。
④對使用中的真空負壓安全閥應作定期檢查。

 

 

訂貨須知:
一、①真空負壓安全閥産品名稱與型号②真空負壓安全閥口徑③真空負壓安全閥的起跳壓力④真空負壓安全閥的介質和溫度以便我們的為您正确選型。
二、若已經由設計單位選定冠高閥門真空負壓安全閥型号,請按真空負壓安全閥型号直接向我司銷售部訂購。
三、當使用的場合非常重要或環境比較複雜時,請您盡量提供設計圖紙和詳細參數,由我們的冠高閥門專家為您審核把關。

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