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GB Triple Eccentric Flanged Butterfly Valve

GB Triple Eccentric Flanged Butterfly Valve

Details
① Main material: carbon steel, stainless steel, alloy steel
② Nominal diameter: DN40 to DN2000
③ Pressure range: 1.0MPa~6.4MPa
④ Operating temperature: -29℃~+600℃
⑤ Drive modes: manual, worm gear, electric, pneumatic, hydraulic
⑥ Application scope: It can be used for cutting off in water supply, sewage, construction, food, electric power, medicine, metallurgy, light textile, energy and other fluid pipelines.
Category
Butterfly Valves
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Description
Technical Parameters

National Standard Three Eccentric Flange Connection Butterfly Valve

 

Application of Standards

 

① The design and manufacture of valves are in accordance with JB/T8527 and GB/T12238.
② Acceptance and Inspection: GB/T 13927, GB/T26480
③ Flange connection dimensions: JB/T79, HG/T20592, GB/T9113
④ Welded end: GB/T12224
⑤ Structure length: GB/T12221
⑥ Temperature and pressure rating: GB/T12224
⑦ Fire safety: JB/T6899

 

Product specifications

 

① Main material: carbon steel, stainless steel, alloy steel
② Nominal diameter: DN40 to DN2000
③ Pressure range: 1.0MPa~6.4MPa
④ Operating temperature: -29℃~+600℃
⑤ Drive modes: manual, worm gear, electric, pneumatic, hydraulic
⑥ Application scope: It can be used for cutting off in water supply, sewage, construction, food, electric power, medicine, metallurgy, light textile, energy and other fluid pipelines.

 

Main Components Material

 

    Material
Order Part name
number   Stainless steel Carbon steel
1 Nut bolt A193 B8 45
2 Bottom CF8 WCB
3 Pad PTFE 304+ flexible graphite
4 Lower bushing Copper alloy Copper alloy
5 Valve body CF8 WCB
6 Valve seat PTFE/304 Black lead / SS
7 Platen 304 A105
8 Nut bolt A193 B8 45
9 Valve stem 304 2Cr13
10 Dowel 304 2Cr13
11 Alveolar plate CF8 WCB
12 Upper bushing Copper alloy Copper alloy
13 Filling PTFE Flexible graphite
14 Stuffing box gland CF8 WCB
15 Bolt A193 B8 45
16 Nut A1948 45
17 Support WCB WCB
18 Worm gear Groupware Groupware

 

product-279-587

product-281-75

 

GB Triple Offset Flanged Butterfly Valve
National Standard Three Eccentric Flange Connection Butterfly Valve

 

product-348-313
product-348-313
D343W/H D643W/H

 

Key size measurements

 

PN1.0MPa

DN D D1 D2 SURFACE F1 BOSS B N-D0 L H H1 Hand appliance Electrical device PNEUMATICS Hydranulic device
L0 Model L1 Model L1 Model L1 L2 Model
80 200 160 135 3 20 8-18 114 390 118 150 SQ2 190 QB30-1 280 AG13 190 480 YGA2000
100 220 180 155 3 22 8-18 127 405 125 150 SQ3 240 QB60-1 560 AG13
125 250 210 185 3 22 8-18 140 450 140
150 285 240 210 3 24 8-22 140 500 145 195 SQ4 350 QB120-1 750 AW17
200 340 295 265 3 24 8-22 152 580 175 310 SQ5 390 QB250-
250 395 350 320 3 26 12-22 165 630 205
300 445 400 368 4 26 12-22 178 680 230 440 SQ6 540 DZW10 1180 AW20 220 520 YGA4000
350 505 460 428 4 26 16-22 190 750 255 DZW15
400 565 515 482 4 26 16-26 216 815 280 SQ7
450 615 565 532 4 28 20-26 222 875 308 DZW20 AW28
500 670 620 585 4 28 20-26 229 930 330 510 SQ8 720 DZW30 1350 360 915 YGA8000
600 780 725 685 5 30 20-30 267 1025 380 DZW45
700 895 840 800 5 30 24-30 292 1160 340 DZW60  
800 1015 950 905 5 32 24-33 318 1320 495 630 SQ9 790 DZW90 1580 AW350 400 1063 YGA16000
900 1115 1050 1005 5 34 28-33 330 1450 550
1000 1230 1160 1110 5 34 28-36 410 1592 625 DZW120
1200 1455 1380 1330 5 38 32-39 470 1895 730 680 SQ10 890 DZW180 – – 1 1
1300 1575 1490 1430 5 46 32-41 475 1980 790 AW500
1400 1675 1590 1530 5 48 36-48 530 2060 850 DZW250
1500 1785 1700 1640 5 50 36-48 530 2150 910 850 SQ11 1090 DZW350 1 1 1
1600 1915 1820 1750 5 52 40-48 600 2510 1020 AW800
1800 2115 2020 1950 5 56 44-54 670 2640 1114 1030 SQ12
2000 2325 2230 2150 5 60 44-48 760 2870 1240 DZW500 1 1 1
2200 2550 2440 2370 6 80 52-56 760 3010 1355 1150 SQ13 1670 1
2400 2760 2650 2570 6 90 56-56 760 3220 1460 DZW800

 

GB Triple Offset Flanged Butterfly Valve
National Standard Three Eccentric Flange Connection Butterfly Valve

product-854-332

B mould
D943W/H D943W/H camber concave (FM

 

Main size data

 

PN1.6MPa

 

                    Hand appliance Electrical device Pneumatics Hydraulic device
    D1   F1 boss b n-d0     H1
DN D   D2 surface       L H   LO Model L1 Model L1 Model L1 L2 Model
80 200 160 135 3 20 8-18 114 390 118 150 SQ2 190 QB30-1 1 1 1 1 1
100 220 180 155 3 22 8-18 127 475 148   SQ3   QB60-1          
125 250 210 185 3 22 8-18 140 520 155 195 240   AW13      
150 285 240 210 3 24 8-22 140 570 170   SQ4 350 QB120-1          
200 340 295 265 3 24 12-22 152 650 175 340 SQ5           YGA
250 405 355 320 3 26 12-26 165 700 235   390   750 AW17 190 480 2000
300 460 410 375 4 28 12-26 178 750 260   SQ6   QB250-1          
350 520 470 436 4 10 16-26 190 820 285 385              
400 580 525 485 4 32 16-30 216 875 310     540 DZW20   AW20     YGA
450 640 585 545 4 34 20-30 222 945 338 415 SQ7     1180   210 520 4000
500 715 650 608 4 36 20-33 229 1030 360       DZW30          
600 840 770 718 5 38 20-36 267 1135 430   SQ8 720 DZW60         YGA
700 910 840 788 5 38 24-36 292 1300 495 510     1350   360 915 8000
800 1025 950 898 5 38 24-39 318 1420 545   SQ9   DZW90   AW28     YGA
900 1125 1050 998 5 40 28-39 330 1610 610 600 790   1800   400 1063 16000
1000 1255 1170 1110 5 42 28-42 410 1700 675 680 SQ10   DZW120          
1200 1485 1390 1325 5 48 32-45 470 1850 792           AW350      
1300 1585 1490 1425 5 48 32-45 475 1970 850 750 SQ11 890 DZW180          
1400 1685 1590 1525 5 48 36-48 530 2070 901           AW500      
1500 1820 1710 1640 5 48 36-52 530 2230 970   SQ12   DZW350          
1600 1930 1820 1750 5 55 40-52 600 2340 1030 890   DZW500   AW800      
1800 2130 2020 1950 5 55 44-52 670 2560 1130   SQ13 1190   1   1 1 1
2000 2345 2230 2150 5 60 48-56 760 2790 1240 1080   DZW800        

 

product-281-75

GB Triple Offset Flanged Butterfly Valve
National Standard Three Eccentric Flange Connection Butterfly Valve

PN2.5MPa

                      Hand appliance Electrical device Pneumatics Hydraulic device
DN D D1 D2 surface F1 boss b n-d0 L H H1   L0 Model L1 Model L1 Model L1 L2 Model
80 200 160 135 3 20 8-18 114 370 123   192 SQ2 190 QB30-1          
100 235 190 160 3 24 8-22 127 495 158       240 QB60-1          
125 270 220 188 3 26 8-26 140 540 165   195 SQ3 750       YGA
150 300 250 218 3 28 8-26 140 590 180         DZW10 1180 TAW17 190 480 2000
200 360 310 278 3 30 12-26 152 670 185   240 SQ4   1350        
250 425 370 332 3 32 12-30 165 720 245     SQ5   DZW15          
300 485 430 390 4 34 16-30 178 770 270                
350 555 490 448 4 38 16-33 190 840 295   320 SQ6 540 DZW20 1 AW20 220 520 YGA 4000
400 620 550 505 4 40 16-36 216 895 320       DZW30          
450 670 600 555 4 42 20-36 222 965 348     SQ7            
500 730 660 610 4 44 20-36 229 1050 370       DZW45         YGA
600 845 770 718 5 46 20-39 267 1155 440   510 SQ8   DZW90 1 AW28 360 915 8000
700 960 875 815 5 46 24-42 292 1320 500     720          
800 1085 990 930 5 50 24-48 318 1440 555   600 SQ9   DZW120 1800 QQA 400 1063 YGA
  16000 16000
900 1185 1090 1025 5 58 28-48 330 1550 650   640 SQ10 790 DZW180          
1000 1320 1210 1140 5 62 28-55 410 1700 720   DZW250 1 1 1 1 1
1200 1530 1420 1350 5 70 32-55 470 1930 830   750   890 DZW350          
1300 1645 1530 1450 5 74 32-62 470 2035 885   890 SQ11          
1400 1755 1640 1560 5 76 36-60 530 2180 950       DZW500     1 1 1
1500 1865 1750 1670 5 80 36-62 530 2303 1002   890 SQ12 1090 1 1      
1600 1975 1860 1780 5 84 40-60 600 2420 1060     DZW800     1 1 1

 

PN4.0MPa

DN Size/mm (4.0MPa)
L D D1 f7 f2 X( bulge ) Y( concave ) b Do H H1 n-d0
50 150 160 125 3 4 100 88 20 157 405 80 4-18
65 170 180 145 3 4 120 110 22 157 420 90 8-18
80 180 195 160 3 4 135 121 22 157 445 97 8-18
100 190 230 190 3 4.5 160 150 24 157 485 115 8-23
125 200 270 220 3 4.5 188 176 28 205 560 135 8-25
150 210 300 250 3 4.5 218 204 30 205 632 198 8-25
200 230 375 320 3 4.5 282 260 38 235 774 246 12-30
250 250 445 385 3 4.5 345 313 42 235 812 290 12-34
300 270 510 450 4 4.5 408 364 46 296 954 312 16-34
350 290 570 511 4 5 465 422 52 296 1014 352 16-34
400 310 655 585 4 5 535 474 58 400 1098 392 16-41
450 330 680 610 4 5 560 524 60 400 1236 412 20-41
500 350 755 670 4 5 612 576 62 440 1322 461 20-48
600 390 890 795 5 6 730 678 62 440 1519 516 20-54
700 430 995 900 5 6 835 768 68 440 1607 562 24-54
800 470 1135 1030 5 6 960 876 72 500 1757 642 24-58
900 510 1250 1140 5 6 1070 988 76 500 1803 710 28-56
1000 550 1380 1250 5 6 1180 1094 80 500 1930 770 28-56
1200 630 1575 1460 6 8 1350 1315 96 620 2100 841 32-60
1400 710 1795 1680 6 8 1560 1523 115 620 2270 1000 36-68

 

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