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| 型号 Type | SFA-22C300T |
| 公称压力 Nominal pressure | 5.0MPa |
| 公称通径 Nominal diameter | DN8~32(1/4~1-1/4) |
| 强度试验压力 Shell test pressure | 7.5MPa |
| 排放压力 Relieving pressure | ≤1.1倍整定压力 |
| 密封压力 Seal pressure | 0.9倍整定压力 |
| 密封性 Seal property | 气压试验2分钟无泄漏、卤素检漏实验泄漏率≤0.1盎司/年 |
| 适用温度 Suitable temperature | -40~105°C |
| 适用介质 Suitable medium | 制冷剂、油、水等 |
| 序号 NO. | 零件名称 Part name | 材料 Materials |
| 1 | 阀体 Body | HPb59-1/H62 |
| 2 | 密封圈 Seal | PTFE |
| 3 | 阀瓣 Disc | HPb59-1/H62 |
| 4 | 弹簧 Spring | 50CrVA |
| 5 | 调整螺母 Adj.nut | HPb59-1/H62 |
| 6 | 垫片 Gasket | T3 |
| 7 | 螺母 Nut | HPb59-1/H62 |
| 规格 size | 喉径 do mm | 整定压力 set pressur psi (MPa) | ||||
| 200(1.38) | 250(1.72) | 300(2.07) | 350(2.41) | 400(2.76) | ||
| DN8 (1/4in) | 6.3 | 9.0 | 11.5 | 13.5 | 15.5 | 18.0 |
| DN10 (3/8in) | 7.0 | 12.0 | 14.5 | 17.0 | 20.0 | 22.5 |
| DN15 (1/2in) | 7.8 | 14.5 | 18.0 | 21.5 | 25.0 | 28.0 |
| DN20 (3/4in ) | 11.0 | 29.0 | 35.5 | 42.5 | 49.5 | 56.0 |
| DN25 (1in) | 18.0 | 77.5 | 95.5 | 114.0 | 132.5 | 150.5 |
| DN32 (1-1/4in) | 26.5 | 168.0 | 207.0 | 247.0 | 287.0 | 319.5 |
| 注：整定压力按照用户要求设定。 Note:Set pressure can be set according to customer requirements. |
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| 喉径mm | 整定压力MPa | 额定排量（空气）kg/s |
| 6.3 | 4.3 | 0.2132 |
| 4.6 | 0.2277 | |
| 7.0 | 1.58 | 0.1001 |
| 2.1 | 0.1313 | |
| 7.8 | 2.1 | 0.1630 |
| 2.6 | 0.2002 | |
| 3.0 | 0.2300 | |
| 3.2 | 0.2449 | |
| 9.5 | 2.1 | 0.2418 |
| 4.5 | 0.5068 | |
| 4.7 | 0.5288 | |
| 11.0 | 0.4 | 0.0727 |
| 0.5 | 0.0875 | |
| 2.45 | 0.3760 | |
| 3.0 | 0.4574 | |
| 12.0 | 1.6 | 0.2978 |
| 1.85 | 0.3424 | |
| 2.1 | 0.3859 | |
| 2.45 | 0.4475 | |
| 14.0 | 1.6 | 0.4050 |
| 2.1 | 0.5252 | |
| 2.45 | 0.6091 | |
| 3.0 | 0.7410 | |
| 18.0 | 1.3 | 0.5512 |
| 1.6 | 0.6701 | |
| 2.07 | 0.8563 | |
| 3.1 | 1.2645 | |
| 30 | 0.47 | 0.6174 |
| 36 | 0.47 | 0.8891 |
| 注：整定压力按照用户要求设定。 Note:Set pressure can be set according to customer requirements. |
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| 规格 Size mm(in) | in | H (mm) | |
| 进口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(1-1/4) | 1-1/4-11.5MNPT | 1-1/2-11.5FNPT | 175 |
| 连接尺寸可按用户要求定制；螺纹类型：NPT、R、UN等。 Connection size can be customized according to user requirements. Thread type: NPT, R, UN, etc |
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