D371X-10 wafer butterfly valve
D371X-10 wafer butterfly valve Product introduction
D371X-10 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 .D371X-10 wafer butterfly valve Standard: ANSI, DIN, JIS, GB, etc
More Structure: Soft Seat Sealing ( Or metal seat sealing).
More Structure: Soft Seat Sealing ( Or metal seat sealing).
D371X-10 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;
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;
D371X-10 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 |
D371X-10 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. |
D371X-10 wafer butterfly valve Main dimension
| DN | L | 0.6MPa | 1.0MPa | 1.6MPa | H | H1 | |||
| D1 | Z-d | D1 | Z-d | D1 | Z-d | ||||
| D71X-6 D71X-10 D71X-16 D71X-16C D371X-6 D371X-10 D371X-16 D31X-16C D671X-6 D671X-10 D671X-16 D671X-16C D971X-6 D971X-10 D971X-16 D971X-16C | |||||||||
| 50 | 43 | 110 | 4-14 | 120 | 4-23 | 120 | 4-23 | 160 | 80 |
| 65 | 46 | 130 | 4-14 | 136 | 4-26.5 | 136 | 4-26.5 | 175 | 88 |
| 80 | 46 | 150 | 4-18 | 160 | 4-18 | 160 | 4-18 | 180 | 96 |
| 100 | 52 | 170 | 4-18 | 185 | 4-24.5 | 185 | 4-24.5 | 200 | 115 |
| 125 | 56 | 200 | 4-18 | 215 | 4-23 | 210 | 4-23 | 213 | 128 |
| 150 | 56 | 225 | 4-18 | 238 | 4-25 | 238 | 4-25 | 225 | 140 |
| 200 | 60 | 280 | 4-18 | 295 | 4-25 | 295 | 4-25 | 260 | 175 |
| 250 | 68 | 335 | 4-18 | 357 | 4-29 | 357 | 4-29 | 290 | 202 |
| 300 | 78 | 395 | 4-23 | 407 | 4-29 | 407 | 4-29 | 330 | 242 |
| 350 | 78 | 445 | 4-23 | 467 | 4-30 | 467 | 4-30 | 360 | 266 |
| 400 | 102 | 495 | 4-23 | 515 | 4-26 | 525 | 4-26 | 390 | 298 |
| 450 | 114 | 550 | 4-23 | 565 | 4-26 | 585 | 4-26 | 410 | 315 |
| 500 | 127 | 600 | 4-23 | 620 | 4-26 | 650 | 4-26 | 430 | 348 |
| 600 | 154 | 705 | 4-25 | 725 | 4-30 | 770 | 4-30 | 490 | 400 |
| 700 | 165 | 810 | 4-25 | 840 | 4-30 | 840 | 4-30 | 550 | 520 |
| 800 | 190 | 920 | 4-30 | 950 | 4-34 | 950 | 4-34 | 610 | 591 |
| 900 | 203 | 1020 | 4-27 | 1050 | 4-30 | 1050 | 4-30 | 680 | 660 |
| 1000 | 216 | 1120 | 4-30 | 1160 | 4-30 | 1170 | 4-30 | 730 | 670 |
| 1200 | 254 | 1340 | 4-45 | 1380 | 4-45 | 1390 | 4-45 | 835 | 780 |
| 1400 | 270 | 1560 | 4-45 | 1590 | 4-45 | 1590 | 4-45 | 960 | 895 |
| 1600 | 318 | 1760 | 4-52 | 1820 | 4-52 | 1820 | 4-52 | 1200 | 1020 |
D371X-10 wafer butterfly valve Product display
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