 Butterfly valve Wafer type Manual Corrosion resistance
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1) Standards:
| 1 | Design Standard conform to: | MSS SP-67M API609, EN593 |
| 2 | Connection flange conform to: | DIN PN10/16/25 Â ANSI B16.1, BS4504, ISO PN10/16, JIS B2212/2213, BS 10 Table D, BS10 Table E |
| 3 | Top flange conform to: | ISO5211 |
| 4 | Face to face conform to: | API609, ISO5752 series 20, BS5155 |
| 5 | Test standard conform to: | API 598 |
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2) Design Characters:
| 1 | Rubber backed seat with stable valve torque. |
| 2 | Grooved sleeve design to achieve stable pisitioning |
| 3 | Simple construction, small in size, light in weight. Easy disasembling, installation and maintenance. |
| 4 | Minimized operating torque. Lewer, gear, umatic and electric actuators can be chosen. |
| 5 | Special design, high flow rate and low flow resistance. |
| 6 | Suitable madium: water, sewage, sea water, air, steam, foof, medicament, oils, acids, alkais, salts etc. No leakage under the rated pressure. |
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3) Performance:
| Nominal Diameter: | Non-backed: | DN50-DN300 |
| backed: | DN50-DN300, DN350-DN1200 | |
| Nominal Pressure PN(mpa): | 1.0, 1.6, 2.0, 2.5 | |
| Testing pressure (water) Ps(MPa) | Body seat: | 1.5 times rated pressure |
| Seat test: | 1.1Â times rated pressure | |
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3) Material List
| No. | Parts Name | Â |
| 1 | Body | Cast iron/Ductile iron/ Stainless steel/Carbon steel |
| 2 | Disc | AI-Bronze/Monel/CF8M/WCB/Ductile Iron |
| 3 | Pin | SS316/SS316/SS304 |
| 4 | Seat | EPDM/PTFE/Buna/Hypaton/Viton/Neoprene |
| 5 | Stem | Cr13/SS 416/SS316/Carbon Steel |
| 6 | Bushing | P.T.F.E./Lubricating |
| 7 | O-ring | EPDM/Bunal/Hypalon/Viton/Neoprene |
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4)Outnsion&Connection Dimension(mm)& Weight(kg)
| Size | A | B | C | D | d0 | ISO5211 | K | E | 4-d | L | D1 |  4-O |  N-M |    & |  B1 | Weight(kg) | |||
| mm | inch | A | LT | Â Â A | Â Â LT | Â | Â | A | LT | ||||||||||
|  50 |   2'' | 140 |  161 |  80 |  42 |  52.9 |  12.6 |  F07 |  92 |  70 |  10 | 30 |  125 | 4-19 | 4-19 |  90° |  11 |  2.2 |  3.8 |
|  65 |  2.5'' |  150 |  175 |  89 |  44.7 |  64.5 |  12.6 |   F07 |  92 |  70 |  10 | 30 |  145 |   4-19 |  4-19 |   90° |  11 |  2.5 |  4.2 |
|  80 |   3'' |  158 |  181 |  95 |  45 |  78.8 |  12.6 |     F07 |   92 |  70 |  10 | 30 |  160 |   4-19 |  4-19 |   45° |  11 |  2.9 |  4.7 |
|  100 |   4'' |  176 |  200 |  114 |  52 |  104 |  15.77 |     F07 |   92 |  70 |  10 | 30 |  180 |   4-19 |  8-19 |   45° |  11 |  4.3 |  9.0 |
|  125 |   5'' |  190 |  213 |  127 |  54.4 |  123.3 |  18.92 |     F07 |   92 |  70 |  10 | 32 |  210 |   4-19 |  8-19 |   45° |  14 |  6.1 |  10.9 |
|  150 |   6'' |  201 |  226 |  139 |  55.8 |  155.1 |  18.92 |     F07 |   92 |  70 |  10 | 32 |  240 |   4-23 |  8-23 |   45° |  14 |  7.8 |  14.2 |
|  200 |   8'' |  248 |  260 |  175 |  60.6 |  202.5 |  22.1 |     F10 |  125 |  102 |  12 | 45 |  295 |   4-23 |  8-23 |   45° |  17 |  12.2 |  18.2 |
|  250 |  10'' |  276 |  292 |  203 |  65.5 |  250.5 |  28.45 |     F10 |  125 |  102 |  12 | 45 |  355 |   4-27 |  12-27 |   22.5° |  22 |  18.8 |  26.8 |
|  300 |  12'' |  305 |  337 |  242 |  76.9 |  301.5 |  31.6 |     F10 |  140 |  102 |  12 | 45 |  410 |   4-27 |  12-27 |   22.5° |  22 |  28.7 |  40 |
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