Medium temperature: ≤100 ℃
Operation method: handle
Medium: steam, water, oil
Caliber: DN20-200mm
Pressure: 1.6mpa
Body material: cast iron
Connection method: flange
Ductile Iron Ball Valve Main parts and materials | |||
Parts name | Material | ||
Valve body / sphere | Gray cast iron, ductile cast iron | ||
Sealing ring | PTFE | ||
Valve stem | Carbon steel, stainless steel | ||
handle | Grey cast iron |
Ductile Iron Ball Valve Function and specification | |||||||
Type | Nominal pressure (mpa) | esting pressure(mpa) | Suitable temperature | Suitable medium | |||
Strength (Water) | Enclose (Water) | ||||||
Q41F-16 | 1.6 | 2.40 | 1.76 | —10—100℃ | Steam, water, oil |
Ductile Iron Ball Valve Outline and connecting measurement | |||||||
Type | Nominal DN(mm) | Measurement(mm) | |||||
L | D | D1 | D2 | b-f | z-φd | ||
Q41F-16 | 20 | 150 | 105 | 75 | 55 | 16-2 | 4*φ14 |
25 | 160 | 115 | 85 | 65 | 16-2 | 4*φ14 | |
32 | 165 | 135 | 100 | 78 | 18-2 | 4*φ18 | |
40 | 180 | 145 | 110 | 85 | 18-3 | 4*φ18 | |
50 | 203 | 160 | 125 | 100 | 20-3 | 4*φ18 | |
65 | 222 | 180 | 145 | 120 | 20-3 | 4*φ18 | |
80 | 241 | 195 | 160 | 135 | 22-3 | 8*φ18 | |
100 | 305 | 215 | 180 | 155 | 24-3 | 8*φ18 | |
125 | 356 | 245 | 210 | 185 | 26-3 | 8*φ18 | |
150 | 394 | 280 | 240 | 210 | 28-3 | 8*φ23 | |
200 | 457 | 335 | 295 | 265 | 30-3 | 12*φ23 |
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