对夹式止回阀 |
产品型号:H71(2)H/Y |
产品引用标准: 设计与制造:API 594、API 6D 结构长度:ANSI 594、API 6D、DIN3202 法兰标准:DIN 2543-2548、API605、ASME B 16.47 压力检验:API 598 |
主要性能规范: 配管法兰 | 公称压力 | 常规产品型号 | JB/T 74 ~90、 GB/T 9112 ~9124、 HG 20592 ~20614 | PN1.0MPa | H71H-10C | H71W-10P | H71W-10P8 | H71W-10P3 | H71W-10R | H71W-10R8 | H71W-10R3 | PN1.6MPa | H71W-16C | H71W-16P | H71W-16P8 | H71W-16P3 | H71W-16R | H71W-16R8 | H71W-16R3 | PN2.5MPa | H71W-25 | H71W-25P | H71W-25P8 | H71W-25P3 | H71W-25R | H71W-25R8 | H71W-25R3 | PN4.0MPa | H71W-40 | H71W-40P | H71W-40P8 | H71W-40P3 | H71W-40R | H71W-40R8 | H71W-40R3 | PN6.3MPa | H71W-63 | H71W-63P | H71W-63P8 | H71W-63P3 | H71W-63R | H71W-63R8 | H71W-63R3 | PN10.0MPa | H71W-100 | H71W-100P | H71W-100P8 | H71W-100P3 | H71W-100R | H71W-100R8 | H71W-100R3 | PN16.0MPa | H71W-160 | H71W-160P | H71W-160P8 | H71W-160P3 | H71W-160R | H71W-160R8 | H71W-160R3 | GB/T 9112 ~9124、 HG 20615 ~20635、 SH 3406 | PN2.0MPa | H71H-20C | — | H71W-20P8 | H71W-20P3 | — | H71W-20R8 | H71W-20R3 | PN5.0MPa | H71H-50 | — | H71W-50P8 | H71W-50P3 | — | H71W-50R8 | H71W-50R3 | PN11.0MPa | H71H-110 | — | H71W-110P8 | H71W-110P3 | — | H71W-110R8 | H71W-110R3 | PN15.0MPa | H71H-150 | — | H71W-150P8 | H71W-150P3 | — | H71W-150R8 | H71W-150R3 | ANSI B 16.5 | Class150 | H71H-A1C | — | H71W-A1P8 | H71W-A1P3 | — | H71W-A1R8 | H71W-A1R3 | Class300 | H71H-A3 | — | H71W-A3P8 | H71W-A3P3 | — | H71W-A3R8 | H71W-A3R3 | Class600 | H71H-A6 | — | H71W-A6P8 | H71W-A6P3 | — | H71W-A6R8 | H71W-A6R3 | Class900 | H71H-A9 | — | H71W-A9P8 | H71W-A9P3 | — | H71W-A9R8 | H71W-A9R3 | 主 要 零 件 材 料 | 阀体 | WCB(A105) | ZG1Cr18Ni9Ti | CF8(304) | CF3(304L) | ZG1Cr18Ni12Mo2Ti | CF8M(316) | CF3M(316L) | 阀瓣 | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni9 | 00Cr19Ni10 | 1Cr18Ni12Mo2Ti | 0Cr17Ni12Mo2 | 00Cr17Ni14Mo2 | 压圈 | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni9 | 00Cr19Ni10 | 1Cr18Ni12Mo2Ti | 0Cr17Ni12Mo2 | 00Cr17Ni14Mo2 | 弹簧 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 | 00Cr19Ni10 | 0Cr17Ni12Mo2 | 0Cr17Ni12Mo2 | 00Cr17Ni14Mo2 | 适 用 工 况 | 适用介质 | 水、蒸汽、油品等 | 硝酸等腐蚀性介质 | 强氧化性介质 | 醋酸等腐蚀性介质 | 尿素等腐蚀性介质 | 适用温度(℃) | -29~425 | -196~540 | -196~425 | -196~540 | -196~455 | 注:本表为常规对夹式止回阀的型号编制、主要零件材料及适用工况,其他要求及其型号编制参见对夹止回阀型号编制方法. |
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产品用途: 对夹式止回阀用于纯净管路及工业、环保、水处理、高层建筑给排水管路,阻止介质逆向流动之用。适用介质为:水、油品、蒸汽、污水、酸类等。 |
主要零件的材料说明: 阀体 | ASTM A216 WCB | ASTM A351 CF8 | 阀瓣 | WCB | CF8 | CF8M | Monel | 轴及弹簧 | F6a | F304 | F316 | Monel | F304 | | 阀瓣表面 | 13Cr | 13Cr | STL | 304 | 316 | Monel | 304 | STL | 阀座表面 | 13Cr | STL | STL | 304 | 316 | Monel | 304 | STL | | 阀体 | ASTM A351 CF3 | ASTM A351 CF8M | ASTM A351 CF3M | 阀瓣 | 轴及弹簧 | F304L | F316 | F316L | 阀瓣表面 | 304L | STL | 316 | STL | 316L | STL | 阀座表面 | 304L | STL | 316 | STL | 316L | STL | | | | | | | | | | |
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