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緊湊型芯片式升降止回閥,壓降低
單向閥
產品類別
特色產品

緊湊型芯片式升降止回閥,壓降低

1.製造商:API594
2.設計:API594;
3.面對面:工廠標準;
4.法蘭:ANSI B16.5、DIN 2543/2544/2545;
5.測試:API598;
6.簡單圓盤式;升降式;晶片式;一體式座圈;
7.彈簧盤,防漏型;水平或垂直安裝
8.材質及工作溫度:1. ASTM A216-WCB:-29ºC-420ºC(60ºF-822ºF) 2. 不鏽鋼:-40ºC-550ºC(15ºF-1047ºF)

    產品尺寸

    尺寸:1/2英寸~10英寸
    工作壓力:PN16
    工作溫度:-20℃~230℃
    適用介質:水、油、氣、酸

    尺寸:1/2" - 4" 精密鑄造
    5"-10"複合鑄件設計標準:ASME B16.34
    壁厚:符合 ASME B16.34 標準;檢驗與測試:符合 MSS SP-110/EN 12266 標準

    產品用途和功能

    晶片式升降止回閥採用晶片連接,結構緊湊。閥瓣沿中心位置上下移動。由於閥瓣關閉行程短且具有彈簧加載功能,因此關閉速度快,能顯著降低水錘現象。止回閥又稱單向閥、止回閥、逆流閥等,其運作原理相同,主要作用是防止管路內介質回流。晶片式升降止回閥具有體積小、重量輕、動作靈敏、密封可靠、安裝簡單等特點,特別適用於安裝空間有限的場合,可用於水、蒸氣、油、硝酸、酸醋酸、強氧化性介質等多種介質。

    產品性能規格

    公稱壓力 Pn 殼壓力 密封壓力 適用媒體 適用溫度
    1.0/1.6/2.5/4.0/6.4/10.0/16.0 兆帕 PN X 1.5倍 PN X 1.1 倍 水、蒸氣、油等。 -29~425℃
    腐蝕性物質,例如硝酸 -196~540℃
    強氧化性 -196~425℃
    乙酸和其他腐蝕性物質 -196~540℃
    尿素和其他腐蝕性物質 -196~455℃

    主要組成材料

    閥體 閥盤 壓環 春天
    WCB(A105) 2Cr13 2Cr13 0Cr18Ni9
    ZG1Cr18Ni9Ti 1Cr18Ni9Ti 1Cr18Ni9Ti 0Cr19NiP
    CF8(304) 0Cr18Ni9 0Cr18Ni9 0Cr18Ni9
    CF3(304L) 00Cr19Ni10 00Cr19Ni10 00Cr19Ni10
    ZG1Cr18Ni12Mo2Ti 1Cr18NiMo2Ti 1Cr18Ni12Mo2Ti 0Cr18Ni12Mo2Ti
    ZG1Cr18Ni12Mo2Ti 1Cr18NiMo2Ti 1Cr18Ni12Mo2Ti 0Cr18Ni12Mo2Ti
    CF3M(316L) 00Cr17Ni14Mo2 00Cr17Ni14Mo2 00Cr17Ni14Mo2

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