国标不锈钢旋启式止回阀 GB Stainless Steel Swing Check Valve
很荣幸为您介绍旋启式止回阀，旋启式止回阀型号为H44W-16P 又称单向阀或逆止阀，其作用是防止管路中的介质倒流。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叫止回阀。下面是上海中梁阀门有限责任公司温州昌信阀门厂为您精选的国标止回阀系列旋启式止回阀产品， H444W-16P H44W-25P H44W-40P H44W-64P旋启式止回阀拥有先进的阀座，昌信阀门聚多年止回阀制造经验而设计的阀座，确保阀门密封，磨擦系数低，操作力矩小、多种阀座材料、适应范围广。开关无误 旋启式止回阀主要特点及用途 主要特点： Chief features： 1.中法兰螺栓连接 1.Bolted bonnet 2.水平和垂直管线适用 2.For horizontal or vertical lines 3.旋启式或升降式阀瓣 3.Swing or lift type disc 4.标准法兰连接 4.Flanged ends
产品规范Product Specification 产品规范 Product Specification | 设计规范 Design Spec | 结构长度 Face to Face | 连接法兰 Flange End | 试验与检验 Test & Check | 压力-温度 Pressure-Temp | 产品标识 Marking | 供货规范 Supply | GB/T 12236 GB/T 12235 | GB/T 12221 | JB/T 79 | JB/T 9092 | GB/T 9131 | GB/T 12220 | JB/T 7928 |
主要零部件材料Main Part Material 零件名称 | 阀体材料Body Material | Part Name | 阀体/阀盖 | WCB | WC6 | LCB | CF8M | Body/Bonnet | 阀瓣 | 25 | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni9Ti | Disk | 绕轴 | WCB | 25Cr2MoV | LCB | CF8M | Swing Arm | 垫片 | 18-8柔性石墨/18-8Flexible | Graphite Gasket | 螺栓 | 35/35CrMo | 25Cr2MoV | 1Cr18Ni9 | 1Cr18Ni9 | Bolt | 适用温度 | -29~425℃ | -29~550℃ | -46~350℃ | -40~550℃ | Suitable Temp | 适用介质 | 水，油品，蒸汽 Water，Oil，Steam | 蒸汽，油品 Steam，Oil | 丙烷，乙烯 Propane，Ethane | 硝酸类 Nitric Acid | Suitable Medium |
 主要外形和连接尺寸Main External and Connection Dimension 单位Unit：mm 产品型号 Type | 公称通径 DN | PN1.6/2.5MPa | 重量 WT（kg） | L | D | D1 | D2 | b | Z-Φd | H | H44H-16C H44Y-16C H44W-16P H44Y-16P H44 - 16R H44Y-16I | 50 | 230 | 160 | 125 | 100 | 16 | 4-Φ18 | 135 | 21 | 65 | 290 | 180 | 145 | 120 | 18 | 4-Φ18 | 142 | 28 | 80 | 310 | 195 | 160 | 135 | 20 | 8-Φ18 | 165 | 38 | 100 | 350 | 215 | 180 | 155 | 20 | 8-Φ18 | 180 | 58 | 125 | 400 | 245 | 210 | 185 | 22 | 8-Φ18 | 210 | 92 | 150 | 480 | 280 | 240 | 210 | 24 | 8-Φ23 | 233 | 130 | 200 | 550 | 335 | 295 | 265 | 26 | 12-Φ23 | 304 | 210 | 250 | 650 | 405 | 355 | 320 | 30 | 12-Φ25 | 348 | 294 | 300 | 750 | 460 | 410 | 375 | 30 | 12-Φ25 | 390 | 367 | 350 | 850 | 520 | 470 | 435 | 34 | 16-Φ25 | 430 | 410 | 400 | 950 | 580 | 525 | 485 | 36 | 16-Φ30 | 468 | 461 | 500 | 1150 | 705 | 650 | 608 | 44 | 20-Φ34 | 525 | 850 | H44H-25 H44Y-25 H44W-25P H44Y-25P H44 -25R H44Y-25I | 50 | 230 | 160 | 125 | 100 | 20 | 4-Φ18 | 160 | 22 | 65 | 290 | 180 | 145 | 120 | 22 | 8-Φ18 | 175 | 29 | 80 | 310 | 195 | 160 | 135 | 22 | 8-Φ18 | 185 | 38 | 100 | 350 | 230 | 190 | 160 | 24 | 8-Φ23 | 220 | 61 | 125 | 400 | 245 | 220 | 188 | 28 | 8-Φ25 | 248 | 96 | 150 | 480 | 300 | 250 | 218 | 30 | 8-Φ25 | 276 | 132 | 200 | 550 | 360 | 310 | 276 | 34 | 12-Φ25 | 350 | 213 | 250 | 650 | 425 | 370 | 332 | 36 | 12-Φ30 | 410 | 297 | 300 | 750 | 485 | 430 | 390 | 40 | 16-Φ30 | 430 | 372 | 350 | 850 | 550 | 490 | 448 | 44 | 16-Φ34 | 518 | 415 | 400 | 950 | 610 | 550 | 505 | 48 | 16-Φ34 | 560 | 480 | 450 | 1025 | 660 | 600 | 555 | 50 | 20-Φ34 | 582 | 610 | 500 | 1150 | 730 | 660 | 610 | 52 | 20-Φ41 | 618 | 920 |
主要外形和主要连接尺寸Main External And Connection Dimension 公称通径DN | 主要外形尺寸和连接尺寸Main external and connection dimension | 重量 WT(kg) | L | D | D1 | D2 | D6 | B | F | F2 | Z-Φd | H | H44H-40 H44W-40 H44W-40P H44W-40R H44W-40I | 50 | 230 | 160 | 120 | 100 | 88 | 20 | 3 | 4 | 4-Φ18 | 169 | 22 | 65 | 290 | 180 | 145 | 120 | 110 | 22 | 3 | 4 | 8-Φ18 | 173 | 29 | 80 | 310 | 195 | 160 | 135 | 121 | 22 | 3 | 4 | 8-Φ18 | 185 | 38 | 100 | 350 | 230 | 190 | 160 | 150 | 24 | 3 | 4.5 | 8-Φ23 | 220 | 61 | 125 | 400 | 270 | 220 | 188 | 176 | 28 | 3 | 4.5 | 8-Φ25 | 248 | 96 | 150 | 480 | 300 | 250 | 218 | 204 | 30 | 3 | 4.5 | 8-Φ25 | 270 | 132 | 200 | 550 | 375 | 320 | 282 | 260 | 38 | 3 | 4.5 | 12-Φ30 | 342 | 213 | 250 | 650 | 445 | 385 | 345 | 313 | 42 | 3 | 4.5 | 12-Φ34 | 401 | 297 | 300 | 750 | 510 | 450 | 408 | 364 | 46 | 4 | 4.5 | 16-Φ34 | 423 | 372 | 350 | 850 | 570 | 510 | 465 | 422 | 52 | 4 | 5 | 20-Φ34 | 455 | 425 | 400 | 950 | 655 | 585 | 535 | 474 | 58 | 4 | 5 | 20-Φ41 | 510 | 480 |
主要外形和主要连接尺寸Main External And Connection Dimension 公称通径 DN | 主要外形尺寸和连接尺寸Main external and connection dimension | 重量 WT(kg) | L | D | D1 | D2 | D6 | B | F | F2 | Z-Φd | H | H44H-64 H44W-64 H44W-64P H44W-64R H44W-64I | 50 | 300 | 175 | 135 | 105 | 88 | 26 | 3 | 4 | 4-Φ23 | 177 | 27 | 65 | 340 | 200 | 160 | 130 | 110 | 28 | 3 | 4 | 8-Φ23 | 197 | 37 | 80 | 380 | 210 | 170 | 140 | 121 | 30 | 3 | 4 | 8-Φ23 | 212 | 57 | 100 | 430 | 250 | 200 | 168 | 150 | 32 | 3 | 4.5 | 8-Φ25 | 248 | 89 | 125 | 500 | 295 | 240 | 202 | 176 | 36 | 3 | 4.5 | 8-Φ30 | 296 | 135 | 150 | 550 | 340 | 280 | 240 | 204 | 38 | 3 | 4.5 | 8-Φ34 | 330 | 184 | 200 | 650 | 405 | 345 | 300 | 260 | 44 | 3 | 4.5 | 12-Φ34 | 385 | 266 | 250 | 775 | 470 | 400 | 352 | 313 | 48 | 3 | 4.5 | 12-Φ41 | 445 | 396 | 300 | 900 | 530 | 460 | 412 | 364 | 54 | 4 | 4.5 | 16-Φ41 | 474 | 643 | 350 | 1025 | 595 | 525 | 475 | 422 | 60 | 4 | 5 | 16-Φ41 | 514 | 815 | 400 | 1150 | 670 | 585 | 525 | 474 | 66 | 4 | 5 | 16-Φ48 | 616 | 1234
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