Audited Supplier
Product details
weir type PTFE lined diaphragm valve (G41PTFE/PFA/FEP)Main parts and materials
| Name/Material | WCB | CF8 | CF3 | CF8M | CF3M |
| Body | WCB | CF8 | CF3 | CF8M | CF3M |
| Diaphragm | EPDM+FEP/PFA | EPDM+FEP/PFA | EPDM+FEP/PFA | EPDM+FEP/PFA | EPDM+FEP/PFA |
| Lined | FEP / PFA / PO / PTFE | ||||
| Seat | PTFE / RPTFE | ||||
| Bolt/Nut | B7/2H | B8/8 | B8/8 | B8M/8M | B8M/8M |
Technical Specification
| Design&Manufacture Standard | GB/T12235 | API 6D | ||
| FTF Dimension Standard | HG/T3704, GB/T12221 | ASME B16.10 | ||
| Flange standard | HG/T20592, GB/T9119 | ASME B16.5, JIS B2220 | ||
| Inspection & Test Standard | HG/T13927, JB/T9092 | API 598 | ||
| Normal Diameter | DN15~DN350 | 1/2"~14" | ||
| Normal Pressure | 1.0MPa | 1.6MPa | 150LB | |
| Test pressure | Shell Test | 1.5MPa | 1.5MPa | 1.5MPa |
| High Pressure Test | 1.1MPa | 1.1MPa | 1.1MPa | |
| Low Pressure Test | 0.6MPa | 0.6MPa | 0.6MPa | |
| Temperature Range | FEP:-29ºC~120ºC, PFA:-29ºC~180ºC, PTFE:-29ºC~150ºC | |||
| Applicable Medium | Strong corrosion medium: Hydrochloric acid, Nitric acid, Liquid chlorine, Sulfuric acid and Aqua regia etc. | |||
The main connection size
| DN (mm | PNS (Inch) | L | D | D1 | D2 | f | b | Z-Φd | Do | H |
| PN1.0MPa/1.6MPa | ||||||||||
| 15 | 1/2 | 125 | 95 | 65 | 45 | 3 | 15 | 4-14 | 120 | 120 |
| 20 | 3/4 | 135 | 105 | 75 | 55 | 3 | 17 | 4-14 | 120 | 120 |
| 25 | 1 | 145 | 115 | 85 | 65 | 3 | 17 | 4-14 | 160 | 130 |
| 32 | 1-1/4 | 160 | 140 | 100 | 75 | 3 | 19 | 4-18 | 160 | 135 |
| 40 | 1-1/2 | 180 | 150 | 110 | 85 | 3 | 19 | 4-18 | 180 | 160 |
| 50 | 2 | 210 | 165 | 125 | 100 | 3 | 21 | 4-18 | 200 | 165 |
| 65 | 2-1/2 | 250 | 185 | 145 | 120 | 3 | 21 | 4-18 | 250 | 200 |
| 80 | 3 | 300 | 200 | 160 | 135 | 3 | 21 | 8-18 | 280 | 220 |
| 100 | 4 | 350 | 220 | 180 | 155 | 3 | 23 | 8-18 | 300 | 275 |
| 125 | 5 | 400 | 250 | 210 | 185 | 4 | 24 | 8-18 | 320 | 335 |
| 150 | 6 | 460 | 285 | 240 | 210 | 4 | 26 | 8-23 | 350 | 380 |
| 200 | 8 | 570 | 340 | 295 | 265 | 4 | 26 | 8/12-23 | 450 | 500 |
| 250 | 10 | 680 | 395 | 350 | 320 | 4 | 28 | 12-23/26 | 500 | 575 |
Related Products
LIANKE VALVE CO.,LTD started since 1982, manufacturing and supplying strainers,pinch valves,lined valves with CE certification, providing the company's customers with access to qualified products and an ISO 9001:2015 quality level resulting in approved valves and strainers in the market.
Pinch Valves are cost effective solutions for abrasive and corrosive installations in industrial process plants.
Strainers are effective solution for the mechanical removal of unwanted solids, or removing impurities in the medium to protect the normal use of valves and equipment.
Fluorine lined valves are suitable for chemical and corrosion resistant conditions.
Product range :
1) Pinch valves
2) Fluorine lined valves
3) Strainers (Y type strainer, basket strainer, duplex basket strainer, T type strainer, bag strainer, etc.)
Application scope :
Abrasive or corrosive slurries, muddy sediment, silty liquid powders or coarse substances, irrigation, paper coating, refining, petroleum, chemical industry, metallurgy, electricity, medicine, chemical fertilizer, phosgene (highly toxic), wastewater treatment, etc .
