品牌
生产厂家厂商性质
温州市所在地
H72型对夹升降式止回阀
对夹升降式止回阀的型号、材料及主要参数
| 配管法兰 | 公称压力 | 常规产品型号 | ||||||
| JB/T74～90、 GB/T9112～9124 HG20592～20614 | PN1.0MPa | H72H-10C | H72H-10P | H72H-10P8 | H72H-10P3 | H72H-10R | H72H-10R8 | H72H-10R3 |
| PN1.6MPa | H72H-16C | H72H-16P | H72H-16P8 | H72H-16P3 | H72H-16R | H72H-16R8 | H72H-16R3 | |
| PN2.5MPa | H72H-25 | H72H-25P | H72H-25P8 | H72H-25P3 | H72H-25R | H72H-25R8 | H72H-25R3 | |
| PN4.0MPa | H72H-40 | H72H-40P | H72H-40P8 | H72H-40P3 | H72H-40R | H72H-40R8 | H72H-40R3 | |
| PN6.3MPa | H72H-63 | H72H-63P | H72H-63P8 | H72H-63P3 | H72H-63R | H72H-63R8 | H72H-63R3 | |
| PN10.0MPa | H72H-100 | H72H-100P | H72H-100P8 | H72H-100P3 | H72H-100R | H72H-100R8 | H72H-100R3 | |
| PN16.0MPa | H72H-160 | H72H-160P | H72H-160P8 | H72H-160P3 | H72H-160R | H72H-160R8 | H72H-160R3 | |
| GB/T9112～96124、 HG20615～20635、 SH3406 | PN2.0MPa | H72H-20C | - | H72H-20P8 | H72H-20P3 | - | H72H-20R8 | H72H-20R3 |
| PN5.0MPa | H72H-50 | - | H72H-50P8 | H72H-50P3 | - | H72H-50R8 | H72H-50R3 | |
| PN11.0MPa | H72H-110 | - | H72H-110P8 | H72H-110P3 | - | H72H-110R8 | H72H-110R3 | |
| PN15.0MPa | H72H-150 | - | H72H-150P8 | H72H-150P3 | - | H72H-150R8 | H72H-150R3 | |
| ANSI B16.5 | Class 150 | H72H-A1C | - | H72H-A1P8 | H72H-A1P3 | - | H72H-A1R8 | H72H-A1R3 |
| Class 300 | H72H-A3 | - | H72H-A3P8 | H72H-A3P3 | - | H72H-A3R8 | H72H-A3R3 | |
| Class 600 | H72H-A6 | - | H72H-A6P8 | H72H-A6P3 | - | H72H-A6R8 | H72H-A6R3 | |
| Class 900 | H72H-A9 | - | H72H-A9P8 | H72H-A9P3 | - | H72H-A9R8 | H72H-A9R3 | |
| 主要零件材料 | 阀体 | WCB（A105） | ZG1Cr18Ni9Ti | CF8（304） | CF3（304L） | ZG1Cr18Ni12Mo2Ti | ZG1Cr18Ni12Mo2Ti | CF3M（316L） |
| 阀瓣 | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni9 | 00Cr18Ni10 | 1Cr18NiMo2Ti | 1Cr18NiMo2Ti | 00Cr17Ni14Mo2 | |
| 压图 | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni9 | 00Cr18Ni10 | 1Cr18Ni12Mo2Ti | 1Cr18Ni12Mo2Ti | 00Cr17Ni14Mo2 | |
| 弹簧 | 0Cr18Ni9 | 0Cr18NiP | 0Cr18Ni9 | 00Cr18Ni10 | 0Cr18Ni12Mo2Ti | 0Cr18Ni12Mo2Ti | 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式止回阀型号编制方式。 | ||||||||
