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SDA-22C-300T安全閥
SDA-22C-300T安全閥 主要性能參數(shù) Specification
| 型號(hào) Type |
SFA-22C300T |
| 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 |
SDA-22C-300T安全閥 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 |
SDA-22C-300T安全閥 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 | |
