永嘉崇铭阀门有限公司
H76H对夹蝶型止回阀简介
H76H对夹蝶型止回阀
对夹双瓣旋启式止回阀的型号、材料及主要参数
| JB/T74-79 GB/T9112-9124 HG20592-20614 | PN1.0MPa | H76H-10C | H76W-10P | H76W-10P8 | H76W - 10P3 | H76W-10R | H76W-10R8 | H76W-10R3 |
| PN1.6MPa | H76H-16C | H76W-16P | H76W-16P8 | H76W-16P3 | H76W-16R | H76W-16R8 | H76W-16R3 | |
| PN2.5MPa | H76H-25 | H76W-25P | H76W - 25P8 | H76W-25P3 | H76W-25R | H76W-25R8 | H76W - 25R3 | |
| PN4.0MPa | H76H-40 | H76W-40P | H76W-40P8 | H76W-40P3 | H76W-40R | H76W-40R8 | H76W-40R3 | |
| PN6.3MPa | H76H-63 | H76W-63P | H76W-63P8 | H76W-63P3 | H76W-63R | H76W-63R8 | H76W - 63R3 | |
| PN10.0MPa | H76H-100 | H76W - 100P | H76W-100P8 | H76W-100P3 | H76W-100R | H76W-100R8 | H76W-100R3 | |
| PN16.0MPa | H76H-160 | H76W-160P | H76W-160P8 | H76W-160P3 | H76W-160R | H76W-160R8 | H76W-160R3 | |
| PN20.0MPa | H76H-200 | H76W-200P | H76W-200P8 | H76W-200P3 | H76W -200R | H76W-200R8 | H76W-200R3 | |
| PN25.0MPa | H76H-250 | H76W-250P | H76W-250P8 | H76W-250P3 | H76W-250R | H76W-250R8 | H76W-250R3 | |
| GB/T9112-9124 HG20615～20635 SH3406 | PN2.0MPa | H76H-20C | H76W-20P8 | H76W-20P3 | H76W - 20R8 | H76W-20R3 | ||
| PN5.0MPa | H76H-50 | H76W-50P8 | H76W-50P3 | H76W-50R8 | H76W-50R3 | |||
| PN11.0MPa | H76H-110 | H76W-110P8 | H76W-110P3 | H76W-110R8 | H76W-110R3 | |||
| PN15.0MPa | H76H-150 | H76W-150P8 | H76W-150P3 | H76W-150R8 | H76W-150R3 | |||
| PN26.0MPa | H76H-260 | H76W-260P8 | H76W-260P3 | H76W-260R8 | H76W-260R3 | |||
| PN42.0MPa | H76H-420 | H76W-420P8 | H76W-420P3 | H76W -420R8 | H76W-420R3 | |||
| ANSI B16.5 | Class150 | H76H-A1C | H76W-A1P8 | H76W-A1P3 | H76W-A1R8 | H76W-A1R3 | ||
| Class300 | H76H-A3 | H76W-A3P8 | H76W-A3P3 | H76W-A3R8 | H76W-A3R3 | |||
| Class600 | H76H-A6 | H76W-A6P8 | H76W-A6P3 | H76W-A6R8 | H76W-A6R3 | |||
| Class900 | H76H-A9 | H76W-A9P8 | H76W-A9P3 | H76W-A9R8 | H76W - A9R3 | |||
| Class1500 | H76H-A15 | H76W-A15P8 | H76W-A15P3 | H76W-A15R8 | H76W-A15R3 | |||
| Class2500 | H76H-A25 | H76W-A25P8 | H76W-A25P3 | H76W-A25R8 | H76W-A25R3 | |||
| 主要 零件 材料 | 阀体 | WCB(A105) | ZG1Cr18Ni9Ti | CF8(304) | CF3(304L) | ZG1Cr18Ni12Mo2Ti | CF8(316) | CF3M(316L) |
| 阀瓣 | CF8 | CF8 | CF8 | CF3 | CF8M | CF8M | CF3M | |
| 阀轴 | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni9 | 00Cr19Ni10 | 1Cr18Ni12Mo2Ti | 0Cr17Ni12Mo2 | 00Cr17Ni14Mo2 | |
| 弹簧 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 | 00Cr19Ni10 | 0Cr17Ni2Mo2 | 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式止回阀型号编制方法。 | ||||||||
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