

J644H-10~J644H-64气动角式截止阀主要外形尺寸
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| 阀体型式 | 角型铸造阀 |
| 阀芯型式 | 柱塞式(锥面) |
| 公称通径 | DN50 ~ DN250 |
| 公称压力 | PN1.6~10.0MPa |
| 法兰标准 | JB、GB、ANSI、BS、API、ISO、DIN、JIS |
| 连接形式 | 法兰、螺纹、焊接 |
| 密封填料 | 聚四氟乙烯、柔性石墨 |
| 工作温度 | ≤450℃ |
| 试验压力(MPa) | 公称压力(MPa) | 压力级(class) | JIS(K) | |||||
| 1.6 | 2.5 | 4.0 | 6.4 | 150 | 300 | 10K | 20K | |
| 强度试验 | 2.4 | 3.75 | 6.0 | 9.6 | 3.0 | 7.5 | 2.4 | 3.8 |
| 密封试验 | 1.76 | 2.75 | 4.4 | 7.04 | 2.2 | 5.5 | 1.5 | 2.8 |
| 低压密封试验 | 0.6MPa | |||||||
| 公称通经 | L | D | D1 | D2 | f | b | Z-φd | |
| DN(mm) | NPS(inch) | PN1.0MPa | ||||||
| 15 | 1/2 | 90 | 95 | 65 | 45 | 2 | 14 | 4-φ14 |
| 20 | 3/4 | 95 | 105 | 75 | 55 | 2 | 16 | 4-φ14 |
| 25 | 1 | 100 | 115 | 85 | 65 | 2 | 16 | 4-φ14 |
| 32 | 11/4 | 105 | 135 | 100 | 78 | 2 | 18 | 4-φ18 |
| 40 | 11/2 | 115 | 145 | 110 | 85 | 3 | 18 | 4-φ18 |
| 50 | 2 | 125 | 160 | 125 | 100 | 3 | 20 | 4-φ18 |
| 65 | 21/2 | 145 | 180 | 145 | 120 | 3 | 20 | 4-φ18 |
| 80 | 3 | 155 | 195 | 160 | 135 | 3 | 22 | 4-φ18 |
| 100 | 4 | 175 | 215 | 180 | 155 | 3 | 22 | 8-φ18 |
| 125 | 5 | 200 | 245 | 210 | 185 | 3 | 24 | 8-φ18 |
| 150 | 6 | 225 | 280 | 240 | 210 | 3 | 24 | 8-φ23 |
| 200 | 8 | 275 | 335 | 295 | 265 | 3 | 26 | 8-φ23 |
| 250 | 10 | 325 | 390 | 350 | 320 | 3 | 28 | 12-φ23 |
| 300 | 12 | 375 | 440 | 400 | 368 | 4 | 28 | 12-φ23 |
| PN1.6MPa | ||||||||
| 15 | 1/2 | 90 | 95 | 65 | 45 | 2 | 14 | 4-φ14 |
| 20 | 3/4 | 95 | 105 | 75 | 55 | 2 | 16 | 4-φ14 |
| 25 | 1 | 100 | 115 | 85 | 65 | 2 | 16 | 4-φ14 |
| 32 | 11/4 | 105 | 135 | 100 | 78 | 2 | 18 | 4-φ18 |
| 40 | 11/2 | 115 | 145 | 110 | 85 | 3 | 18 | 4-φ18 |
| 50 | 2 | 125 | 160 | 125 | 100 | 3 | 20 | 4-φ18 |
| 65 | 21/2 | 145 | 180 | 145 | 120 | 3 | 20 | 4-φ18 |
| 80 | 3 | 155 | 195 | 160 | 135 | 3 | 22 | 8-φ18 |
| 100 | 4 | 175 | 215 | 180 | 155 | 3 | 24 | 8-φ18 |
| 125 | 5 | 200 | 245 | 210 | 185 | 3 | 26 | 8-φ18 |
| 150 | 6 | 225 | 280 | 240 | 210 | 3 | 28 | 8-φ23 |
| 200 | 8 | 275 | 335 | 295 | 265 | 3 | 30 | 8-φ23 |
| PN2.5MPa | ||||||||
| 15 | 1/2 | 90 | 95 | 65 | 45 | 2 | 16 | 4-φ14 |
| 20 | 3/4 | 95 | 105 | 75 | 55 | 2 | 16 | 4-φ14 |
| 25 | 1 | 100 | 115 | 85 | 65 | 2 | 16 | 4-φ14 |
| 32 | 11/4 | 105 | 135 | 100 | 78 | 2 | 18 | 4-φ18 |
| 40 | 11/2 | 115 | 145 | 110 | 85 | 3 | 18 | 4-φ18 |
| 50 | 2 | 125 | 160 | 125 | 100 | 3 | 20 | 4-φ18 |