|
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。 | |
