D671X-10 Pneumatic wafer butterfly valve


D671X-10 Pneumatic wafer butterfly valve
D671X-10 Pneumatic wafer butterfly valve


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D671X-10 Pneumatic wafer butterfly valve Product introduction

D671X-10 Pneumatic wafer butterfly valve is used in on-off and control flow of medium in vaired pipelines such as foodstuff,beverage,machine,chemical engineering,industrial enviromental proction,water treatment and building ect .D671X-10 Pneumatic wafer butterfly valve Standard: ANSI, DIN, JIS, GB, etc
More Structure: Soft Seat Sealing ( Or metal seat sealing).

 
D671X-10 Pneumatic wafer butterfly valve Material :
1 Body : Cast Iron: ASTM A126CL. B , DIN1691 GG25, EN 1561 EN-GJL-200;
Ductile Iron:ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS-400-15;
Stainless Steel: ASTM A351 CF8, CF8M;Carbon Steel: ASTM A216 WCB
2 Stem: Zinc Plated Steel; Stainless Steel: ASTM A276 Type 316, Type 410, Type 420; ASTM
A582 Type 416;
3 Taper Pin : Stainless Steel: ASTM A276 Type 304, Type 316;
4 Seat : NBR, EPDM, Neoprene, PTFE, Viton;
5 Disc : Ductile Cast Iron (Nickel plated):ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS- 400,Stainless Steel:ASTM A351 CF8, CF8M; CF3, CF3M; EN 1.4408, 1.4469; 1.4501;
AL-Bronze: ASTM B148 C95400;
6 O-Ring: NBR, EPDM
7 Bushing :Polymer water-proof materials ,Nylon, Bronze;

D671X-10 Pneumatic wafer butterfly valve Technical parameters

Description Standard
Design and manufacture EN593
Face to face ISO5752 series14, EN558-1 series 14, DIN3202 F4
Flange and drilling ISO7005-2, EN1092,
Pressure test EN12266
Top flange of bare shaft valve ISO5211
Top flange on worm gearbox for e-actuator ISO5210

D671X-10 Pneumatic wafer butterfly valve Main connection dimensions

Name Material
Body ductile cast iron, WCB, stainless steel
Disc ductile cast iron, WCB, stainless steel, Al-bronze
Stem SS420, SS431
Disc seat ring EPDM,NBR,VITON
Body seat ring SS304
Retainer SS304, SS316
Shaft bearing Al-bronze, self-lubricating bearing
Bolt & nuts 8.8 grade galvanized, SS304
Coating epoxy coating, thickness: min. 250 microns, color code: RAl5015, 5017, 5010, and etc.

D671X-10 Pneumatic wafer butterfly valve Main dimension

DN Outline dimension Connection dimension
0.6MPa 1.0MPa 1.6MPa
L H HO A B DO n-d DO n-d DO n-d
50 43 63 315 180 65 110 4-14 125 4-18 125 4-18
65 46 70 330 180 65 130 4-14 145 4-18 145 4-18
80 46 83 390 245 72 150 4-18 160 8-18 160 8-18
100 52 105 431 240 72 170 4-18 180 8-18 180 8-18
125 56 115 455 240 72 200 8-18 210 8-18 210 8-18
150 56 137 626 350 93 225 8-18 240 8-22 240 8-22
200 60 164 720 350 93 280 8-18 295 8-22 295 12-22
250 68 206 800 550 350 335 12-18 350 12-22 355 12-26
300 78 230 860 600 350 395 12-22 400 12-22 410 12-26
350 78 248 883 600 350 445 12-22 460 16-22 470 16-26
400 102 289 972 600 350 495 16-22 515 16-26 525 16-30
450 114 320 1043 750 380 550 16-22 565 20-26 585 20-30
500 127 343 1098 750 380 600 20-22 620 20-26 650 20-33
600 154 413 1236 750 380 705 20-26 725 20-30 770 20-36
700 165 478 1431 750 380 810 24-26 840 24-30 840 24-36
800 190 525 1488 750 380 920 24-30 950 24-33 950 24-39
900 203 620 1615 1250 380 1020 24-30 1050 28-33 1050 28-39
1000 216 725 1765 1500 580 1120 28-30 1160 28-36 1170 28-42
1200 254 780 1976 1500 580 1340 32-33 1380 32-39 1390 32-48

D671X-10 Pneumatic wafer butterfly valve Product display