| GA44H-16C/25/40 GA44H-64 |
| GA44H型安全阀适用于温度≤450℃的电站锅炉和压力容器上，防止压力超过允许zui高值，介质可为蒸汽、空气。 |
| GA44H type s afety valve is applicable to the power-station boiler and pressure con-tainer （ The working temperature is 450 or less. ） which will avoid the pressure rate beyond the allowed upper limit. The medium can be steam or air . |
| 主要零部件材料 Materials for main parts |
| GA44H型安全阀的主要零件材料和GA42H-16C/25/40安全阀的相同。 |
| For the materials of main parts GA44H lever safety valve are just same as GA42H-16C/25/40 lever safety valve. |
型号
Type | 公称通径
Nominal diameter DN（mm） | 尺 寸 Dimensions |
| do-z | D | D1 | D2 | D2 | f | f2 | b | Z- d | L | H | 承插式 | 法兰式 |
| d1 | K2 | K3 | D3 | DN' | D2' | D1' | D' | b' | f' | z1-d1 |
| GA44H-1.6 | 80 | 50×2 | 200 | 160 | 135 | / | 3 | / | 20 | 8-18 | 410 | 840 | 120 | 145 | 162 | 190 | 150 | 210 | 240 | 280 | 24 | 3 | 8-23 |
| GA44H-2.5 | 80 | 50×2 | 200 | 160 | 135 | / | 3 | / | 22 | 8-18 | 410 | 840 | 120 | 145 | 162 | 190 | 150 | 210 | 240 | 280 | 24 | 3 | 8-23 |
| GA44H-4.0 | 80 | 50×2 | 200 | 160 | 135 | 121 | 3 | 4 | 22 | 8-18 | 410 | 840 | 120 | 145 | 162 | 190 | 150 | 210 | 240 | 280 | 24 | 3 | 8-23 |
| GA44H-6.4 | 80 | 40×2 | 210 | 170 | 140 | 121 | 3 | 4 | 30 | 8-23 | 480 | 840 | 200 | 218 | 253 | 285 | 200 | 255 | 280 | 315 | 22 | 3 | 8-18 |
