Lug type double sealing butterfly valve

The American standard lug double sealing butterfly valve plate is installed in the diameter direction of the pipe. In the fiber channel of the butterfly valve body, the disc disc rotates around the axis, the rotation Angle is between 0°-90°, and the valve is fully open when it is rotated to 90°. It is not only used in petroleum, gas, chemical industry, water treatment and other general industries, but also evaluates the cooling water system of thermal power station.
Product structure features:
1, the unique design of three-way eccentric makes the sealing surface frictionless transmission, prolonging the service life of the valve. ②.
Seal produced by pattern.
3, the clever elastic wedge design makes the valve have the automatic sealing function and seal
4, small size, light weight, easy operation, easy installation.
(5) Pneumatic and electric devices can be configured according to user requirements to meet the needs of remote control and program control. 6.
The material of the replacement parts can be applied to various media, and the lining can be anti-corrosion (lining F46, GXPP, PO, etc.).
Product performance parameters:
Nominal pass diameter (in.) 2-36 in. 2-36 in
Nominal pressure Pressure (MPa) 150 lb 300 lb
Experimental pressure Ps (MPa) Strength test 3.0 7.5
Seal test 2.2 5.5
Applicable medium water, steam, oil, acid and alkali, sea water, etc
Applicable temperature -40 ~ 425℃
Product main parts materials:
Name material
Valve body WCB, CFB, CF8M
Valve plate WCB, CFB, CF8M
Boom 304, 316, 1Cr13
Sealing sleeve 316, 304
Flexible graphite and fluorine plastics are proposed

Product main size:
Model Inches L L1 D D1 D2 Hydrogen 2 H1 H Medium Zd
Millimetre inches, millimetre inches, millimetre inches, millimetre inches, millimetre inches, millimetre inches
D315W/F Connection size 2 inches 1.72 43 4.25 108 6.00 152 4.75 120.5 3.62 92 4.33 110 11.02 280 13.58 Chapter 345 M18 4-19
3 inches 1.93 49 4.50 114 7.50 190 6.00 152.5 5.00 127 4.92 125 12.40 315 14.96 380 M18 4-19
4 inches 2.20 56 5.00 127 9.00 229 7.50 190.5 6.19 157 5.70 145 13.78 350 16.34 Chapter 415 M20 8-19
5 inch 2.50 64 5.50 140 10:00 Chapter 254 8.50 216 7.32 186 6.50 165 15.35 390 17.91 Chapter 455 M20 8-22
6″ 2.75 70 5.50 140 11 points Chapter 279 9.50 241.5 8.50 216 6.89 175 17.91 Chapter 455 21.45 Chapter 545 M20 8-22
8 inch 2.80 71 5.90 150 13.50 Chapter 343 11.75 298.5 10.62 270 8.26 210 20.67 Chapter 252 24.21 615 M24 8-22
10″ 3.00 76 6.30 160 16:00 406 14.25 Chapter 362 12.75 Chapter 324 9.84 250 23.81 605 27.36 695 M24 12-25 days
12 inch 3.38 86 4.00 178 19:00 Chapter 483 17:00 298.5 15:00 Chapter 381 11.24 Chapter 285 28.74 Chapter 730 32.78 Chapter 830 M27 12-25
14 inches 3.63 92 4.20 190 21:00 Chapter 533 18.75 Chapter 362 16.25 Chapter 413 12.60 320 31.50 800 35.43 900 M27 12-29 days
16 inches 4.00 102 8.50 216 23:00 Chapter 597 21.25 Chapter 432 18.50 Chapter 470 13.98 Chapter 355 34.25 Chapter 840 38.58 980 M30 16-29 days
18 inches 4.50 114 8.74 222 25:00 Chapter 635 22.75 Chapter 476 21:00 Chapter 533 14.96 380 36.22 920 40.55 1030 M30 16-32
20 inch 5.00 127 9.00 229 27.50 Chapter 399 25:00 540 23:00 Chapter 584 16.34 Chapter 415 39.37 1000 43.70 1110 M33 20-32 days
24 inch 6.06 154 10.50 Chapter 267 32:00 813 29.50 Chapter 578 Chapter 27.25 Chapter 692 Chapter 18.70 Chapter 475 Chapter 45.51 Chapter 1155 Chapter 51.37 1305 M33 20-35 days
30 inch 6.50 165 11.50 Chapter 292 38.75 985 36:00 Chapter 635 33.75 Chapter 857 22.38 Chapter 580 54.13 Chapter 1375 60.03 1525 M39 28-35
32 inches 7.50 190 12.50 318 41.75 1060 38.50 749.5 36:00 914 24.80 630 56.50 Chapter 1435 62.40 1585 M39 28-41
36 inch 8.00 203 13:00 330 46:00 1168 42.75 914 40.25 1022 26.77 680 62.40 1585 69.48 1765 M20 32-41
D315L Connection size 2 inches 1.72 43 4.25 108 6.50 165 5.00 914 3.62 92 4.33 110 11.02 280 13.58 Chapter 345 M20 8-19
3 inches 2.50 64 4.50 114 8.26 210 6.63 1085 5.08 127 4.92 125 12.40 315 14.96 380 M20 8-22
4 inches 2.50 64 5.00 127 10:00 Chapter 254 7.87 127 6.18 157 5.70 145 13.78 350 16.34 Chapter 415 M20 8-22
5 inch 2.75 70 5.50 140 11 points Chapter 279 9.25 168 7.32 186 6.30 165 15.35 390 17.91 Chapter 455 M20 12-