SWb type manual butterfly valve
First, use
Manual
butterfly valve is composed of hand wheel mechanism and valve body. It
has the advantages of simple structure, convenient operation, labor
saving, light weight and small leak. It is widely used in metallurgy,
petroleum, chemical industry, power station and other industrial
sectors. adjust.
Second, the main parameters
Nominal diameterDN(mm) | 50 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 |
Rated flow Coefficient C | 85 | 220 | 340 | 530 | 770 | 1100 | 2130 | 3060 | 4160 | 5450 |
Equipped with handwheel Type of organization | ZS-1 | ZS-2 |
The main parameters
450 | 500 | 600 | 700 | 800 | 900 | 1000 |
6900 | 8500 | 12200 | 16600 | 21700 | 34000 | 49600 |
Operating temperature(℃) | Room temperature type一15 ~ 250 | material |
Valve plate | HT200(-15~250℃) |
Medium temperature type一40~450 | Body | ZG230-450(-40~450℃) |
Valve plate corner(°) | 90 | axle | 2Cr13 |
Nominal pressure(MPa) | 0.6 | filler | Polytetrafluoroethylene(-15~250℃) |
Leakage rate | ≤1.5% | Flexible graphite(-40-50℃) |
