產品詳情
當前位置：首頁 >> >>Special alloy valveWhat's alloy high pressure relief valve comprises a valve body, flange, a sealing plug, a spring, a spring seat, entrance and exit, the valve body is provided with a side entrance, the pressure relief valve are arranged in a sealing plug, a spring, a spring seat and the outlet is connected, the side sealing plug is provided with a flange face products, control valve the opening and closing of valve by sealing plug under the action of the spring force of the high pressure discharge, the refrigerant entering and release, ensure the refrigeration system to work normally, and the outside air can not enter the air conditioning system, avoid the pollution of the environment using fusible plug.
External and connecting dimensions
| Nominal diameter DN(mm) Nominal diameter | 尺 寸 Dimensions(mm) | |||
| do | L | L1 | DN | |
| 40 | 25 | 135 | 120 | 50 |
| 50 | 32 | 160 | 130 | 65 |
| 80 | 50 | 175 | 160 | 100 |
| 100 | 65 | 220 | 200 | 125 |
| 150 | 100 | 285 | 260 | 200 |
| 200 | 125 | 350 | 320 | 250 |
Main parts material
| NO. | Name of part | Type C Materials | Type I Materials | Type VMaterials |
| 1 | Body | WCB | ZG1Cr5Mo | ZG15Cr1Mo1V |
| 2 | Nozzle | 2Cr13 | 1Cr18Ni9Ti | 12Cr1MoVA |
| 3 | Adjusting ring | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni9Ti |
| 4 | Disc | 2Cr13 | 17-4PH | 17-4PH |
| 5 | Guide sleeve | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni9Ti |
| 6 | Radiator | ZG230-450 | ZG230-450 | ZG230-450 |
| 7 | Bonnet | ZG230-450 | ZG230-450 | ZG230-450 |
| 8 | Spring | 50CrVA | 50CrVA | 50CrVA |
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