Main parts dimensions
| Part Name | Material |
| Valve body | Cast steel, stainless steel, chromium-molybdenum steel, alloy steel |
| Butterfly board | Cast steel, stainless steel, chromium-molybdenum steel, alloy steel |
| Sealing ring | Stainless steel and high temperature resistant asbestos board are combined into multiple layers |
| Valve rod | 2Cr13, 1Cr13 stainless steel, chromium molybdenum steel, duplex steel |
| Bearings | Austenitic stainless steel, 304 nitriding |
| filler | Flexible graphite |
D363H hard seal butt welding butt-welded butt valve appearance and connection size (unit: mm)
| Nominal path DN(mm) |
Main appearance and connection size (mm) | ||||||||||||
| L | L1 | L2 | H | H1 | PN0.6MPa | PN1.0MPa | PN1.6MPa | PN2.5MPa | |||||
| D | DN | D | DN | D | DN | D | DN | ||||||
| 50 | 150 | 150 | 40 | 300 | 215 | 57 | 51 | 57 | 51 | 57 | 51 | 57 | 51 |
| 65 | 170 | 150 | 40 | 320 | 220 | 76 | 71 | 76 | 71 | 76 | 71 | 76 | 71 |
| 80 | 180 | 195 | 45 | 340 | 240 | 90 | 78 | 90 | 78 | 90 | 78 | 90 | 78 |
| 100 | 190 | 195 | 45 | 370 | 270 | 110 | 96 | 110 | 96 | 110 | 96 | 110 | 96 |
| 125 | 200 | 225 | 45 | 400 | 290 | 135 | 121 | 135 | 121 | 135 | 121 | 135 | 121 |
| 150 | 210 | 225 | 65 | 430 | 310 | 161 | 146 | 161 | 146 | 161 | 146 | 161 | 146 |
| 200 | 230 | 225 | 65 | 460 | 320 | 222 | 202 | 222 | 202 | 222 | 202 | 222 | 202 |
| 250 | 250 | 280 | 80 | 520 | 330 | 278 | 254 | 278 | 254 | 278 | 254 | 278 | 254 |
| 300 | 270 | 280 | 80 | 610 | 360 | 330 | 303 | 330 | 303 | 330 | 303 | 330 | 303 |
| 350 | 290 | 280 | 120 | 710 | 420 | 382 | 351 | 382 | 351 | 382 | 351 | 382 | 351 |
| 400 | 310 | 320 | 120 | 750 | 434 | 432 | 398 | 432 | 398 | 432 | 398 | 432 | 398 |
| 450 | 330 | 320 | 165 | 870 | 473 | 484 | 450 | 484 | 450 | 484 | 450 | 484 | 450 |
| 500 | 350 | 320 | 165 | 930 | 551 | 585 | 501 | 585 | 501 | 585 | 501 | 585 | 501 |
| 600 | 390 | 400 | 165 | 1080 | 680 | 636 | 602 | 636 | 602 | 636 | 602 | 636 | 602 |
| 700 | 430 | 400 | 215 | 1240 | 790 | 726 | 692 | 726 | 692 | 726 | 692 | 726 | 692 |
| 800 | 470 | 400 | 215 | 1370 | 840 | 826 | 792 | 826 | 792 | 826 | 792 | 826 | 792 |
| 900 | 510 | 500 | 215 | 1450 | 880 | 926 | 892 | 926 | 892 | 926 | 892 | 926 | 892 |
| 1000 | 550 | 500 | 320 | 1650 | 1010 | 1028 | 992 | 1028 | 992 | 1028 | 992 | 1028 | 992 |
| 1200 | 630 | 500 | 320 | 1790 | 1050 | 1228 | 1192 | 1228 | 1192 | 1228 | 1192 | 1228 | 1192 |
| 1400 | 710 | 600 | 320 | 2000 | 1150 | 1428 | 1392 | 1428 | 1392 | 1428 | 1392 | 1428 | 1392 |
Note: Product information is for reference only. If you have any questions, please contact our company!
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Liangming Group aims to contribute to the high-quality development of the society and economy, help achieve common prosperity, and strive to become a widely respected enterprise with good quality and reputation as its core value.
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