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紧凑型晶片式升降止回阀,压降低
单向阀
产品类别
特色产品

紧凑型晶片式升降止回阀,压降低

1.制造商:API594
2.设计:API594;
3.面对面:工厂标准;
4.法兰:ANSI B16.5、DIN 2543/2544/2545;
5.测试:API598;
6.简单圆盘式;升降式;晶片式;一体式座圈;
7.弹簧盘,防漏型;水平或垂直安装
8.材料及工作温度:1. ASTM A216-WCB:-29ºC-420ºC(60ºF-822ºF) 2. 不锈钢:-40ºC-550ºC(15ºF-1047ºF)

    产品尺寸

    尺寸:1/2英寸~10英寸
    工作压力:PN16
    工作温度:-20℃~230℃
    适用介质:水、油、气、酸

    尺寸:1/2" - 4" 精密铸造
    5"-10"复合铸件设计标准:ASME B16.34
    壁厚:符合 ASME B16.34 标准;检验和测试:符合 MSS SP-110/EN 12266 标准

    产品用途和功能

    晶片式升降止回阀采用晶片连接,结构紧凑。阀瓣沿中心位置上下移动。由于阀瓣关闭行程短且具有弹簧加载功能,因此关闭速度快,能显著降低水锤现象。止回阀又称单向阀、止回阀、逆流阀等,其工作原理相同,主要作用是防止管道内介质回流。晶片式升降止回阀具有体积小、重量轻、动作灵敏、密封可靠、安装简便等特点,特别适用于安装空间有限的场合,可用于水、蒸汽、油、硝酸、酸醋酸、强氧化性介质等多种介质。

    产品性能规格

    公称压力 Pn 壳压力 密封压力 适用媒体 适用温度
    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、蒸汽、油等。 -29~425℃
    腐蚀性物质,例如硝酸 -196~540℃
    强氧化性 -196~425℃
    乙酸和其他腐蚀性物质 -196~540℃
    尿素和其他腐蚀性物质 -196~455℃

    主要组成材料

    阀体 阀盘 压环 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

    包装

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