Descriptions
Resilient Seated Butterfly Valve has rubber seat, unique shape, compact structure, high-strength disc using frame structure. It has bidirectional sealing function for installation without the interference of the medium flow direction. The surface is coated with epoxy resin, which could prevent rust effectively, a wide choice of seat material can be used in different medium, such as water, oil and gas.
Design Benefits
Wafer /lug body available.
Rated pressure 200 psi for size 2"-12"; 150 psi for 14"-16"
Buna Seat up to 80 ºC; EPDM up to 100ºC.
Stainless steel stem
Disc: ductile iron-nickel plated; aluminum bronze or stainless steel
Phenolic backed cartridge seat
24", 36", 48", 60" & 72" extension
Fusion bonded epoxy coating
MSS SP-67/ API609
Installs between ANSI class125 /150 flanged
Top flange: ISO5211
Material
| Part | Material |
| Body | Cast iron, ductile iron, carbon steel, AL-bronze, duplex stainless steel |
| Seat | NBR, EPDM, PTFE, Nature rubber, Viton, Hypalon |
| Stem | carbon steel, SS410, SS431, SS304, SS316, MONEL K500 |
| Disc | ductile iron, AL-bronze, duplex stainless steel, CF8, CF8M |
| Short bushing | PTFE |
| LONG bushing | PTFE |
| PIN | SS304, SS316, MONEL K500, duplex stainless steel |
| "O" ring | rubber |
Dimensions
| Size | A | B | C | D | E | F | G | H | J | K | L1 | L2 | M1 | N | Weight |
| 50 | 161.9 | 81 | 47.7 | 31.8 | 12.7 | 9.53 | 70 | 10 | 69.85 | 120.65 | 5 / 8 -11 | 17.46 | 4 | 101.6 | 4.08 |
| 65 | 174.6 | 88.9 | 50.8 | 31.8 | 12.7 | 9.53 | 70 | 10 | 69.85 | 139.7 | 5 / 8 -11 | 17.46 | 4 | 120.65 | 5.9 |
| 80 | 181 | 95.3 | 50.8 | 31.8 | 12.7 | 9.53 | 70 | 10 | 69.85 | 152.4 | 5 / 8 -11 | 17.46 | 4 | 127 | 6.35 |
| 100 | 200 | 114.3 | 54 | 31.8 | 15.9 | 9.53 | 70 | 12 | 69.85 | 190.5 | 5 / 8 -11 | 17.46 | 4 | 158.75 | 8.62 |
| 125 | 212.8 | 127 | 60.4 | 31.8 | 19.1 | 9.53 | 70 | 14 | 69.85 | 215.9 | 3 / 4 -10 | 20.64 | 4 | 190.5 | 9.98 |
| 150 | 225.5 | 139.7 | 60.4 | 31.8 | 19.5 | 9.53 | 70 | 17 | 69.85 | 241.3 | 3 / 4 -10 | 20.64 | 4 | 212.73 | 14.06 |
| 200 | 260.4 | 174.6 | 63.5 | 44.5 | 22.2 | 11.11 | 102 | 17 | 95.33 | 298.45 | 3 / 4 -10 | 20.64 | 4 | 269.88 | 22.23 |
| 250 | 292.1 | 203.2 | 69.9 | 44.5 | 28.6 | 11.11 | 102 | 22 | 95.33 | 361.95 | 7 / 8 -9 | 23.81 | 4 | 327.03 | 28.12 |
| 300 | 336.6 | 244.5 | 79.4 | 44.5 | 31.75 | 11.11 | 102 | 24 | 95.33 | 431.8 | 7 / 8 -9 | 23.81 | 4 | 403.23 | 47.63 |
| 350 | 368.3 | 279 | 79.4 | 44.5 | 31.75 | 11.11 | 102 | 24 | 95.33 | 1-8 | 26.99 | 4 | 447.68 | 80.74 |
WHY US?
Advantages:
Professional: More than 10 years of exporting experiences in valve industry ensure that we always offering the most effective solutions to meet your requirement.
Quality Control:
Strictly operates under the ISO9001 certificate, each valve will be tested for three times before shipping out.
Experienced Sales Team:
Our sales team is experienced, and they are familiar with our products and the working condition and the on-site conditions.
About Price:
we provide very reasonable and competitive price for you