H71单瓣对夹升降式止回阀
产品概述
H71H/W对夹升降式止回阀产品实用材料采用耐腐蚀不锈钢。可在任何位置的管路上安装，防止介质逆流，锅炉给水系统上回，其连接方式是利用原有管道两端法兰对夹即可投入运行。其各项指标都优于目前市售的任何一种上回阀。它的运用范围广泛，水、汽、油、酸、碱液、氢、氨、特别消防管道等介质均可使用。
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 GB9112- 9124、 HG20592- 20614 |
PN1.0MPa |
H71H-10C |
H71W10P |
H71W10P8 |
H71W10P3 |
H71W10R |
H71W10R8 |
H71W10R3 |
|
PN1.6MPa |
H71H-16C |
H71H-16P |
H71H-16P8 |
H71H-16P3 |
H71H-16R |
H71H-16R8 |
H71H-16R3 |
|
|
PN2.5MPa |
H71H-25 |
H71H-25P |
H71H-25P8 |
H71H-25P3 |
H71H-25R |
H71H-25R8 |
H71H-25R3 |
|
|
PN4.0MPa |
H71H-40 |
H71H-40P |
H71H-40P8 |
H71H-40P3 |
H71H-40R |
H71H-40R8 |
H71H-40R3 |
|
|
PN6.3MPa |
H71H-63 |
H71H-63P |
H71H-63P8 |
H71H-63P3 |
H71H-63R |
H71H-63R8 |
H71H-63R3 |
|
|
PN10.0MPa |
H71H-100 |
H71H-100P |
H71H-100P8 |
H71H-100P3 |
H71H-100R |
H71H-100R8 |
H71H-100R3 |
|
|
PN16.0MPa |
H71H-160 |
H71H-160P |
H71H-160P8 |
H71H-160P3 |
H71H-160R |
H71H-160R8 |
H71H-160R3 |
