| 名称 | IMPA编码 | 公称压力 | 规格 | 法兰间距L |
| Name | Code | Bar | Module | F-F |
| DIN型青铜螺丝式升降止回阀500BR硬密封 | 755751 | PN16 | 1/4" | 50 |
| 755752 | 3/8" | 50 | ||
| 755753 | 1/2" | 60 | ||
| 755754 | 3/4" | 70 | ||
| 755755 | 1" | 80 | ||
| 755756 | 1-1/4" | 95 | ||
| 755757 | 1-1/2" | 105 | ||
| 755758 | 2" | 130 | ||
| 755759 | 2-1/2" | 155 | ||
| 755760 | 3" | 180 | ||
| DIN型青铜螺丝式升降止回阀500TE软密封 | 755761 | PN16 | 1/4" | 50 |
| 755762 | 3/8" | 50 | ||
| 755763 | 1/2" | 60 | ||
| 755764 | 3/4" | 70 | ||
| 755765 | 1" | 80 | ||
| 755766 | 1-1/4" | 95 | ||
| 755767 | 1-1/2" | 105 | ||
| 755768 | 2" | 130 | ||
| 755769 | 2-1/2" | 155 | ||
| 755770 | 3" | 180 |
