H41S-16QHorizontal and vertical check valvesIt is a kind of valve that can prevent the backflow of medium, and its main features are high temperature resistance, good sealing, easy installation, fast closing speed, and it can eliminate the problems of water hammer, noise and flow resistance. Horizontal and vertical check valves can be installed in vertical or horizontal pipelines, and have the energy-saving effect of no leakage. Widely used in petroleum, chemical, boiler, printing and dyeing, water supply and drainage and other fields.
Product Parameters
Product Model | H41S-16Q |
Valve body material | Ductile iron |
Nominal Pressure | ≤1.6Mpa |
Applicable Media | Water, steam, oil products, etc. |
Operating Temperature | ≤250°C |
Product Size Reference

DN | L | D | D1 | D2 | b | Z-Фd |
15 | 130 | 95 | 65 | 45 | 14 | 4-14 |
20 | 150 | 105 | 75 | 55 | 16 | 4-14 |
25 | 160 | 115 | 85 | 65 | 16 | 4-14 |
32 | 180 | 135 | 100 | 78 | 18 | 4-18 |
40 | 200 | 145 | 110 | 85 | 18 | 4-18 |
50 | 230 | 160 | 125 | 100 | 20 | 4-18 |
65 | 290 | 180 | 145 | 120 | 20 | 4-18 |
80 | 310 | 195 | 160 | 135 | 22 | 8-18 |
100 | 350 | 215 | 180 | 155 | 24 | 8-18 |
125 | 400 | 245 | 210 | 185 | 26 | 8-18 |
150 | 480 | 280 | 240 | 210 | 28 | 8-23 |
200 | 600 | 335 | 295 | 265 | 30 | 12-23 |














