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Three eccentric hard seal butterfly valve

Three eccentric hard seal butterfly valve

Model：D343H、D643H、D943H

Size：DN50-DN2000

Pressure：0.6MPa、1.0MPa

Temperature：≤200℃

Body material：Cast steel, stainless steel

Applicable medium：Petroleum, chemical industry, metallurgy, water and electricity etc

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Introduction

D343H tri-eccentric hard seal butterfly valves are widely used in pipelines with corrosive media such as metallurgy, electric power, petroleum, chemical industry, air, gas, combustible gas and water supply and drainage.

Features

High temperature resistance

Convenient operation

Open and close without friction

Improved the sealing performance of butterfly valve

Technical parameters


 
Size Structure Dimensions Conncetion dimension
L H D343H D643H D943H 0.6MPa 1.0MPa
mm inch Short Long H1 A1 B1 H2 A2 B2 H3 A3 B3 D D1 Z-d D D1 Z-d
50 2 108 150 112 350 180 200 625 245 72 530 250 255 140 110 4-14 165 125 4-18
65 2? 112 170 115 370 180 200 625 245 72 530 250 255 160 130 4-14 185 145 4-18
80 3 114 180 120 380 180 200 645 245 72 565 250 255 190 150 4-18 200 160 8-18
100 4 127 190 138 420 180 200 675 355 92 600 250 255 210 170 4-18 220 180 8-18
125 5 140 200 164 460 180 200 715 355 92 640 250 255 240 200 8-18 250 210 8-18
150 6 140 210 175 555 270 280 800 355 92 705 300 315 265 225 8-18 285 240 8-22
200 8 152 230 200 760 400 425 850 250 170 775 300 315 320 280 8-18 340 295 8-22
250 10 165 250 243 830 400 425 925 250 170 945 300 315 375 335 12-18 395 350 12-22
300 12 178 270 250 895 450 560 1035 450 220 1070 300 315 440 395 12-22 445 400 12-22
350 14 190 290 280 950 450 560 1070 450 220 1140 300 315 490 445 12-22 505 460 16-22
400 16 216 310 305 1190 535 580 1190 450 220 1210 300 315 540 495 16-22 565 515 16-26
450 18 222 330 350 1255 535 580 1250 650 280 1335 575 414 595 550 16-22 615 565 20-26
500 20 229 350 380 1305 535 580 1290 650 280 1415 575 714 645 600 20-22 670 620 20-26
600 24 267 390 445 1340 570 660 1455 850 380 1605 656 810 755 705 20-26 780 725 20-30
700 28 292 430 480 1520 750 550 1585 850 380 1844 656 810 860 810 24-26 895 840 24-30
800 32 318 470 530 1710 750 550 1700 1250 380 2040 656 810 975 920 24-30 1015 950 24-33
900 36 330 510 580 1810 750 550 1865 1250 380 2255 785 863 1075 1020 24-30 1115 1050 28-33
1000 40 410 550 650 1960 900 750 2015 1250 380 2380 785 863 1175 1120 28-30 1230 1160 28-36
1200 48 470 630 760 2250 1000 925 2250 1250 380 2640 785 863 1405 1340 32-33 1455 1380 32-39
1400 56 530 710 850 2435 1000 925       2886     1630 1560 36-36 1675 1590 36-42
1600 64 600 790 1030 2780 1000 925       3156     180 1760 40-36 1915 1820 40-48
1800 72 670 870 1230 3020 1100 980       3421     2045 1970 44-39 2115 2020 44-48
2000 80 760 950 1350 3270 1100 980       3685     2265 2180 48-42 2325 2230 48-48

Technical standard

Design and Manufacture: GB12238 /、ANSI B16.34/API609

Flange connection : GB/T 9113.1 /ASME B16.5

Face-to-face: GB/T12221 /API609

Top Flange:ISO5211

Tightness Inspection: ISO 5208,/EN12226-2,API598

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