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Double Flanged Butterfly Valves with PTFE seat
● Meterial Of Main Parts
（Parts name） | （Material name） |
（Body） | （Cast iron,cast steel stainless steel andlining fluorine) |
（Belt pole butterfly board） | (Four fluorine) |
（Seat） | (Cast steelE) |
（Padding） | ( Four fluorine ) |
（Liner） | (Siliconrubber) |
(Worm gear hande) | (QT400-15M odular cast iron) |
● Lining fluorine reed valve standard
技术规范 Technology standard | |
设计标准 | GB12238 |
Design standard | |
结构长度 | GB12221 |
Structural length | |
法兰标准 | JB/T79-94 |
Flange standard | GB9113.1-26 |
检验试验 | GB/T13927 |
Inspection test | |
驱动方式 | 涡轮、手动、电动、气动 |
Drive type | Worm gear, manual, electric operated, pneumatic operated |
● Overall & Connection Dimensions
公称通径 | 尺寸 Size （mm） | |||||||||
DN | ||||||||||
Nominal diameter | L | H2 | H1 | 1.0MPa | 1.6MPa | |||||
mm | inch | D | D1 | Z-Φd | D | D1 | Z-Φd | |||
50 | 2” | 108 | 143 | 85 | 160 | 125 | 4-Φ18 | 160 | 125 | 4-Φ18 |
65 | 2.5” | 112 | 157 | 93 | 180 | 145 | 4-Φ18 | 180 | 145 | 4-Φ18 |
80 | 3” | 114 | 178 | 100 | 195 | 160 | 4-Φ18 | 195 | 160 | 8-Φ18 |
100 | 4” | 127 | 185 | 110 | 215 | 180 | 8-Φ18 | 215 | 180 | 8-Φ18 |
125 | 5” | 140 | 206 | 120 | 245 | 210 | 8-Φ18 | 245 | 210 | 8-Φ18 |
150 | 6” | 140 | 225 | 160 | 280 | 240 | 8-Φ23 | 280 | 240 | 8-Φ23 |
200 | 8’ | 152 | 275 | 245 | 335 | 295 | 8-Φ23 | 335 | 295 | 12-Φ23 |
250 | 10” | 165 | 326 | 260 | 390 | 350 | 12-Φ23 | 405 | 355 | 12-Φ26 |
300 | 12” | 178 | 333 | 300 | 440 | 400 | 12-Φ23 | 460 | 410 | 12-Φ26 |
350 | 14” | 190 | 393 | 320 | 500 | 160 | 16-Φ23 | 520 | 470 | 16-Φ26 |
400 | 16” | 216 | 438 | 330 | 565 | 515 | 16-Φ26 | 580 | 525 | 16-Φ30 |
450 | 18” | 222 | 488 | 380 | 615 | 565 | 20-Φ26 | 640 | 585 | 20-Φ30 |
500 | 20” | 229 | 540 | 390 | 970 | 620 | 20-Φ26 | 715 | 650 | 20-Φ33 |
600 | 24” | 267 | 615 | 450 | 780 | 725 | 20-Φ30 | 840 | 770 | 20-Φ36 |
700 | 28” | 292 | 660 | 480 | 895 | 840 | 24-Φ30 | 910 | 840 | 24-Φ36 |
800 | 32” | 318 | 720 | 680 | 1010 | 950 | 24-Φ34 | 1020 | 950 | 24-Φ39 |
900 | 36” | 330 | 785 | 625 | 1110 | 1050 | 28-Φ34 | 1120 | 1050 | 28-Φ39 |
1000 | 40” | 410 | 900 | 660 | 1220 | 1160 | 28-Φ34 | 1255 | 1170 | 28-Φ42 |
1200 | 48” | 470 | 1070 | 780 | 1450 | 1380 | 32-Φ41 | 1485 | 1390 | 32-Φ48 |
