| 一、H44F衬氟、H44J衬胶旋启式止回阀简介: H44F衬氟、H44J衬胶旋启式止回阀是一种依靠介质本身的流动而自动启闭阀瓣用来阻止介质逆向流动的自动阀门。 二、H44F衬氟、H44J衬胶旋启式止回阀特征: H44F衬氟、H44J衬胶旋启式止回阀启闭件靠介质流动和力量自行开启或关闭,以防止介质倒流的阀门。止回阀属于自动阀类,主要用于介质单向流动的管道上,只允许介质向一个方向流动,以防止发生事故。 三、H44F衬氟、H44J衬胶旋启式止回阀特点: 法兰连接止回阀 设计与制造符合中国国家标准 基本结构形成:旋启式,直通升降式 公称压力:PN1.0~1.6(MPa) 公称通径:DN15~500(mm) 基本型号:H41F3、H41F46、H44F3、H44F4 ![]()
四、H44F衬氟、H44J衬胶旋启式止回阀连接尺寸:
公称通径 | 标准值 | 参考值 | DN (mm) | NPS (inch) | L1 | D | D1 | D2 | f | b | Z-Φd | Do | H | WT(Kg) | PN0.6Pa | 15 | 1/2 | 130 | 80 | 55 | 40 | 2 | 12 | 4-Φ12 | 105 | 55 | 4 | 20 | 3/4 | 150 | 90 | 65 | 50 | 2 | 14 | 4-Φ12 | 115 | 58 | 5 | 25 | 1 | 160 | 100 | 75 | 60 | 2 | 14 | 4-Φ12 | 128 | 60 | 6 | 32 | 11/4 | 180 | 120 | 90 | 70 | 2 | 16 | 4-Φ14 | 145 | 75 | 7 | 40 | 11/2 | 200 | 130 | 100 | 80 | 3 | 16 | 4-Φ14 | 160 | 82 | 8 | 50 | 2 | 230 | 140 | 110 | 90 | 3 | 16 | 4-Φ14 | 178 | 95 | 10 | 65 | 21/2 | 290 | 160 | 130 | 110 | 3 | 16 | 4-Φ14 | 205 | 105 | 20 | 80 | 3 | 310 | 185 | 150 | 125 | 3 | 18 | 4-Φ18 | 230 | 120 | 25 | 100 | 4 | 350 | 205 | 170 | 145 | 3 | 18 | 4-Φ18 | 255 | 135 | 30 | 125 | 5 | 400 | 235 | 200 | 175 | 3 | 20 | 8-Φ18 | 305 | 158 | 50 | 150 | 6 | 480 | 260 | 225 | 200 | 3 | 20 | 8-Φ18 | 345 | 180 | 65 | 200 | 8 | 495 | 315 | 280 | 255 | 3 | 22 | 8-Φ18 | 415 | 215 | 137 | 250 | 10 | 600 | 370 | 335 | 310 | 3 | 24 | 12-Φ18 | 490 | 240 | 150 |
公称通径 | 标准值 | 参考值 | DN(mm) | NPS (inch) | L1 | D | D1 | D2 | f | b | Z-Φd | B | H | WT(Kg) | PN1.0MPa | 15 | 1/2 | 130 | 95 | 65 | 45 | 2 | 14 | 4-Φ14 | 105 | 55 | 5 | 20 | 3/4 | 150 | 105 | 75 | 55 | 2 | 16 | 4-Φ14 | 115 | 58 | 7 | 25 | 1 | 160 | 115 | 85 | 65 | 2 | 16 | 4-Φ14 | 128 | 60 | 9 | 32 | 11/4 | 180 | 135 | 100 | 78 | 2 | 18 | 4-Φ18 | 145 | 75 | 11 | 40 | 11/2 | 200 | 145 | 110 | 85 | 3 | 18 | 4-Φ18 | 160 | 82 | 13.5 | 50 | 2 | 230 | 160 | 125 | 100 | 3 | 20 | 4-Φ18 | 178 | 95 | 18 | 65 | 21/2 | 290 | 180 | 145 | 120 | 3 | 20 | 4-Φ18 | 205 | 105 | 22 | 80 | 3 | 310 | 195 | 160 | 135 | 3 | 22 | 4-Φ18 | 230 | 120 | 28 | 100 | 4 | 350 | 215 | 180 | 155 | 3 | 22 | 8-Φ18 | 255 | 135 | 34 | 125 | 5 | 400 | 245 | 210 | 185 | 3 | 24 | 8-Φ18 | 305 | 158 | 58 | 150 | 6 | 480 | 280 | 240 | 210 | 3 | 24 | 8-Φ23 | 345 | 180 | 72 | 200 | 8 | 495 | 335 | 295 | 265 | 3 | 26 | 8-Φ23 | 415 | 215 | 150 | 250 | 10 | 622 | 390 | 350 | 320 | 3 | 28 | 12-Φ23 | 490 | 240 | 165 | PN1.6MPa | 15 | 1/2 | 130 | 95 | 65 | 45 | 2 | 14 | 110 | 55 | 6 | 20 | 3/4 | 150 | 105 | 75 | 55 | 2 | 16 | 120 | 58 | 7.8 | 25 | 1 | 160 | 115 | 85 | 65 | 2 | 16 | 135 | 60 | 10 | 32 | 11/4 | 180 | 135 | 100 | 78 | 2 | 18 | 150 | 75 | 12.5 | 40 | 11/2 | 200 | 145 | 110 | 85 | 3 | 18 | 165 | 82 | 14.5 | 50 | 2 | 230 | 160 | 125 | 100 | 3 | 20 | 185 | 95 | 19.5 | 65 | 21/2 | 290 | 180 | 145 | 120 | 3 | 20 | 210 | 105 | 25.5 | 80 | 3 | 310 | 195 | 160 | 135 | 3 | 22 | 235 | 120 | 30 | 100 | 4 | 350 | 215 | 180 | 155 | 3 | 24 | 260 | 135 | 36 | 125 | 5 | 400 | 245 | 210 | 185 | 3 | 26 | 310 | 158 | 62 | 150 | 6 | 480 | 280 | 240 | 210 | 3 | 28 | 350 | 180 | 78 | 200 | 8 | 495 | 335 | 295 | 265 | 3 | 30 | 420 | 215 | 156 | 250 | 10 | 600 | 405 | 355 | 320 | 3 | 32 | 505 | 240 | 172 |
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