Double Offset Butterfly Valve

Size Range: 2''-96’’/DN50-2400

Pressure: PN1.0/1.6Mpa

Body Materials: Ductile Iron

Seat Materials: EPDM

Disc Materials: Ductile Iron

Stem Materials: 45#stainless steel

Introduction

Features:

Applicable medium:Fresh water, sewage, sea water, weak acid and alkali, air, steam, etc.
Suitable temperature:-20 degrees Celsius to 120 degrees Celsius
Application field:Municipal construction, chemical industry, water treatment, electricity, water supply and drainage, water conservancy projects.

 

Product advantages:

1. Improved mechanical performance
The valve body plate is made of ductile iron with nodulizing rate above grade 3.

2. Reduced friction resistance
The self-lubricating sleeve bearing is used as the support of the valve shaft, which can effectively reduce the friction generated in the drive process of the valve shaft.

3. Good sealing performance
Seat facing stainless steel ensures seal between valve plate and seat.

4. More stable performance
The valve body is solid, the weight of the same caliber is higher than that of other manufacturers.

5. Repeated quality testing to ensure product quality
Every link from spare parts to finished product packing has been tested strictly.

7.Two years warranty, pay two back if one bad
The products of Bundor are insured by the Pacific insurance company with 10 million quality, and the quality is guaranteed for two years.

Parameters

DN NPS A B C L A B C
50 2'' 165 125 99 108 165 125 99
65 2  1/2'' 185 145 118 112 185 145 118
80 3'' 200 160 132 114 200 160 132
100 4'' 220 180 156 127 220 180 156
125 5'' 250 210 184 140 250 210 184
150 6'' 285 240 211 140 285 240 211
200 8'' 340 295 266 152 340 295 266
250 10'' 395 350 319 165 405 355 319
300 12'' 445 400 370 178 460 410 370
350 14'' 505 460 429 190 520 470 429
400 16'' 565 515 480 216 580 525 480
450 18'' 615 565 530 222 640 585 548
500 20'' 670 620 582 229 715 650 609
600 24'' 780 725 682 267 840 770 720
700 28'' 895 840 794 292 910 840 794
800 32'' 1015 950 901 318 1025 950 901
900 36'' 1115 1050 1001 330 1125 1050 1001
1000 40'' 1230 1160 1112 410 1255 1170 1112
1200 48'' 1455 1380 1328 470 1485 1390 1328
1400 56'' 1675 1590 1530 530 1685 1590 1530
1600 64'' 1915 1820 1750 600 1930 1820 1750
1800 72'' 2115 2020 1950 670 2130 2020 1950
2000 80'' 2325 2230 2150 760 2345 2230 2150
2200 88'' 2550 2440 2295 800 2550 2440 2295
2400 96'' 2760 2650 2495 850 2760 2650 2495
Application
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