上海吉氟利提供的冷凍機(jī)用安全閥SFA-22C-300T適用介質(zhì) Suitable medium 制冷劑、油、水等.
上海吉氟利牌冷凍機(jī)用安全閥SFA-22C-300T-SAF-22C300T型安全閥-冷媒安全閥SFA-22C300T4冷凍安全閥 DN20 3/4"
SFA-22C300T1冷凍機(jī)用安全閥 DN8-DN32
主要性能參數(shù) Specification
型號(hào) Type | SFA-22C-300T |
公稱壓力 Nominal pressure | 300Lbs |
公稱通徑 Nominal diameter | DN8~32(1/4~1/4) |
強(qiáng)度試驗(yàn)壓力 Shell test pressure | 5.2MPa |
排放壓力 Relieving pressure | ≤1.1倍整定壓力 |
密封壓力 Seal pressure | 0.9倍整定壓力 |
密封性 Seal property | 氣壓試驗(yàn)2分鐘無(wú)泄漏、鹵素檢漏實(shí)驗(yàn)泄漏率 |
適用溫度 Suitable temperature | -40~105°C |
適用介質(zhì) Suitable medium | 制冷劑、油、水等 |
主要零件材料 Main parts material
序號(hào) NO. | 零件名稱 Part name | 材料 Materials |
1 | 閥體 Body | HPb59-1/H62 |
2 | 密封圈 Seal | PTFE |
3 | 閥瓣 Disc | HPb59-1/H62 |
4 | 彈簧 Spring | 50CrVA |
5 | 調(diào)整螺母 Adj.nut | HPb59-1/H62 |
6 | 墊片 Gasket | T3 |
7 | 螺母 Nut | HPb59-1/H62 |
額定排量(空氣)Lbs/min Relieving capacity (Air)
規(guī)定 Size mm(in) | do mm | 整定壓力Psig(Mpa) Set pressure | ||||
200(1.38) | 250(1.72) | 300(2.07) | 350(2.42) | 400(2.76) | ||
DN8(1/4) | 6.3 | 9 | 11.5 | 13.5 | 15.5 | 18 |
DN10(3/8) | 7.0 | 12 | 14.5 | 17 | 20 | 22.5 |
DN15(1/2) | 7.8 | 14.5 | 18 | 21.5 | 25 | 28 |
DN20(3/4) | 11 | 29 | 35.5 | 42.5 | 49.5 | 56 |
DN25(1) | 18 | 77.5 | 95.5 | 114 | 132.5 | 150.5 |
DN32(1/4) | 26.5 | 168 | 207 | 247 | 287 | 319.5 |
連接尺寸 Connecting dimension
規(guī)格 Size mm(in) | in | H (mm) | |
進(jìn)口A Inlet A | 出口B outlet B | ||
DN8(1/4) | 1/4-18MNPT | 5/8-18UNF | 80 |
DN10(3/8) | 3/8-18MNPT | 5/8-18UNF | 90 |
DN15(1/2) | 1/2-14MNPT | 7/8-14UNF | 95 |
DN20(3/4) | 3/4-14MNPT | 3/4-14FNPT | 100 |
DN25(1) | 1-11.5MNPT | 1-11.5FNPT | 120 |
DN32(1/4) | 1/4-11.5MNPT | 1/2-11.5FNPT | 175 |