300X Slow closed check valve

300X Slow closed check valve
300X Slow closed check valve


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300X Slow closed check valve Product introduction

300X Slow closed check valve：

300X Slow closed check valve Technical parameters

公称压(Mpa) 壳体试验压力(MPa) 密封试验压力(MPa) 适用介质 介质温度(℃)
1.0 1.5 1.1 水 0-80
1.6 2.4 1.76
2.5 3.75 2.75

300X Slow closed check valve Main connection dimensions


300X Slow closed check valve Main dimension

DN L A A1 H H1 F D
mm		 D1
mm		 D2
mm		 n-Φd
mm mm mm mm mm mm PN1.0 PN1.6 PN2.5 PN1.0 PN1.6 PN2.5 PN1.0 PN1.6 PN2.5 PN1.0 PN1.6 PN2.5
20 180 282 200 172 106 116 105 105 105 75 75 75 58 58 56 4-13.5 4-13.5 4-14
25 180 282 200 172 106 116 115 115 115 85 85 85 68 68 65 4-13.5 4-13.5 4-14
32 180 282 200 172 106 116 140 140 140 100 100 100 78 78 76 4-17.5 4-17.5 4-18
40 240 320 210 265 210 170 150 150 150 110 110 110 88 88 84 4-17.5 4-17.5 4-18
50 240 320 210 265 210 170 165 165 165 125 125 125 102 102 99 4-17.5 4-17.5 4-18
65 250 330 215 310 215 180 185 185 185 145 145 145 122 122 118 4-17.5 4-17.5 8-18
80 285 350 220 350 245 210 200 200 200 160 160 160 133 133 132 8-17.5 8-17.5 8-18
100 360 410 230 460 305 275 220 220 235 180 180 190 158 158 156 8-17.5 8-17.5 8-22
125 400 420 245 520 365 310 250 250 270 210 210 220 184 184 184 8-17.5 8-17.5 8-26
150 455 430 260 570 415 355 285 285 300 240 240 250 212 212 211 8-22 8-22 8-26
200 585 440 280 695 510 460 340 340 360 295 295 310 268 268 274 8-22 12-22 12-26
250 650 450 300 780 560 500 395 405 425 350 355 370 320 320 330 12-22 12-26 12-30
300 800 460 320 902 658 580 445 460 485 400 410 430 370 370 389 12-22 12-26 16-30
350 860 470 340 1025 696 640 505 520 555 460 470 490 430 430 448 16-22 16-26 16-33
400 960 480 360 1080 735 715 565 580 620 515 525 550 482 482 503 16-26 16-30 16-36
450 1075 530 395 1030 610 780 615 640 670 565 585 600 532 550 548 20-26 20-30 20-36
500 1075 580 420 1135 665 830 670 715 730 620 650 660 585 585 609 20-26 20-33 20-36
600 1230 600 445 1270 725 920 780 840 845 725 770 770 685 685 720 20-30 20-36 20-39
700 1650 730 495 1460 865 980 895 910 960 840 840 875 800 800 820 24-30 24-36 24-42
800 1750 830 530 1640 925 1050 1015 1025 1085 950 950 990 905 905 928 24-33 24-39 24-48

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