| 壳体材料 Shell material quality | 碳钢不锈钢 Carbon steel,Stainless steel |
| 密封件材质 Seal material quality | 耐油石棉聚四氟乙烯 Oil resistant asbestos,Teflon |
| 环境温度 Ambient temperature | -30―+60 |
| 操作压力 Pressure | +1961pa +200mmH2O |



















