Double Lever Safety Valve
manufacturer: Shanghai MeiYan Yi Pump & Valve Co., Ltd.
Eml: sales@1bengfa.com
Tel: +86 (21) 5640 2009
Mob: +86 138 1691 3072（WeChat Same Account）
product drawing
Double lever safety valves
Applications
GA44H double lever safety valve is suitable for the temperature ≤ 450 ℃ power plant boilers and pressure containers, to prevent pressure exceeding the permitted maximum value, and medium is steam, air.
Dimensions & constructral diagram
Double lever safety valve constructral diagram
External and connection dimensions
| Type | nominal diameter DN(mm) | Dimension(mm) | ||||||||||
| do-z | D | D1 | D2 | D6 | f | f2 | b | Z-d | H | L | ||
| GA44H-1.6 | 80 | 50×2 | 200 | 160 | 135 | / | 3 | / | 20 | 8-18 | 410 | 840 |
| GA44H-2.5 | 80 | 50×2 | 200 | 160 | 135 | / | 3 | / | 22 | 8-18 | 410 | 840 |
| GA44H-4.0 | 80 | 50×2 | 200 | 160 | 135 | 121 | 3 | 4 | 22 | 8-18 | 410 | 840 |
| GA44H-6.4 | 80 | 40×2 | 210 | 170 | 140 | 121 | 3 | 4 | 30 | 8-23 | 480 | 840 |
| Type | nominal diameter DN(mm) | Dimension(mm) | ||||||||||
| socket type | flange type | |||||||||||
| d1 | K2 | K3 | D3 | DN’ | D2’ | D1’ | D’ | b’ | f’ | z1-d1 | ||
| GA44H-1.6 | 80 | 120 | 145 | 162 | 190 | 150 | 210 | 240 | 280 | 24 | 3 | 8-23 |
| GA44H-2.5 | 80 | 120 | 145 | 162 | 190 | 150 | 210 | 240 | 280 | 24 | 3 | 8-23 |
| GA44H-4.0 | 80 | 120 | 145 | 162 | 190 | 150 | 210 | 240 | 280 | 24 | 3 | 8-23 |
| GA44H-6.4 | 80 | 200 | 218 | 253 | 285 | 200 | 255 | 280 | 315 | 22 | 3 | 8-18 |
