噴煤粉專用球閥
產品詳細介紹
產品結構特點
本系列氣動球閥是作為控制含塵、含固體粉末，特別適用于高爐煤粉噴吹、空氣管路及噴槍管路等系統。
1、閥座帶有磨損自動補償裝置，有效確保閥門的密封性能。
2、特殊材料制成的密封圈，具有耐高溫、耐磨損、使用壽命長的特點。
3、閥門結構緊湊、啟閉靈活、安裝維修方便。
Construction Features
The Air operated ball valve series are designed for controllingthe powders containing dusts or solid bodies, especially for thosefields or systems as coal-powder injection in high-furnace, airflowlines, lance lines, etc.
1.Wear-auto-compensation equipment is applied with the valveseat to effectively ensure the sealing performance of the valve.
2.The seal ring made from exotic materials features such spe-c ialties as high-temperature resistance,abrasion-resistance, longservice-life, etc.
3.The valve bears those characteristics like compact structure,flexible on-off, and convenient method for installation and mainte-nance.
主要零件材質 Main Parts and Materials
| 零件名稱 Accessory name | 材質 Materials |
| 閥體、閥蓋 Body,bonnet | WCB |
| 球體、閥座 Globe Body,seat |
1Cr18Ni9Ti+硬鉻 ICr18Ni9Ti+Hard chrome |
| 閥桿 Stem | 2Cr13 |
| 密封圈 Sealing ring |
特種耐磨耐高溫四氟 Special wearing-resisting and high- temperature resistance tetraf luorine |
| 螺栓 Bolt | 中碳鋼 Medium Carbon stell |
主要外型及連接尺寸表Form of Main Types and Connecting Dimension
| 公稱壓力 Nominal pressure | 1.6Mpa |
| 殼體試驗壓力 Shell Test Pressure | 2.4Mpa |
| 高壓液密封 High-Pressure Liquid Sealing | 1.76Mpa |
| 低壓氣密封 Low-Pressure Hermetic Sealing | 0.6Mpa |
| 適用溫度 Applicable Temperature | -28~300℃ |
| 適用介質 Applicable Mediums |
含塵氣體、煤粉等 Dusty gases,Powder coal,etc. |
| 結構長度按 Structural length follows | GB1221-89 |
| 法蘭尺寸按 Flange Dimension follows | GB9113、JB79-59 |
| 檢驗試驗按 Test and Inspection follows | JB/T9092-99 |
| 驅動方式 Driving manner |
手動、氣動 Manual/Pneumatic |
|
公稱壓力 PN(MPa) Nominal pressure |
公稱通徑 DN(mm) Nominal diameter |
尺寸 Dimension(mm) | ||||
| L | W | H | ||||
| 手動 Manual |
氣動 Pneumatic |
手動 Manual |
氣動 Pneumatic |
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1.6
|
25 | 180 | 140 | 235 | 90 | 298 |
| 32 | 200 | 155 | 235 | 107 | 304 | |
| 40 | 220 | 250 | 330 | 127 | 370 | |
| 50 | 220 | 250 | 330 | 140 | 376 | |
| 65 | 241 | 350 | 400 | 164 | 425 | |
| 80 | 283 | 350 | 510 | 177 | 484 | |
| 100 | 305 | 420 | 510 | 206 | 531 | |
| 125 | 356 | 700 | 580 | 292 | 570 | |
| 150 | 394 | 1000 | 720 | 320 | 570 | |
| 200 | 457 | 720 | 610 | |||
| 250 | 533 | 900 | 670 | |||
| 300 | 610 | 1050 | 740 | |||
| 350 | 686 | 1290 | 790 | |||
| 400 | 762 | 1600 | 905 | |||
|
其余連接尺寸請參閱樣本《主要外型與連接尺寸表達式》 |
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