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Product Features | Valve Body Parameters | |
Superior structure: equal cross-section low flow resistance channel, large rated flow coefficient | Nominal pressure PN10 PN16、PN40、PN64 | |
Good adjustability: large adjustable range, flow characteristics can be selected as equal percentage or linear | Connection method: flange type, (special: welding type) | |
Good sealing performance: can choose soft seal or corrugated pipe seal to improve sealing performance | Valve body material WCB SS304、SS316、SS316L | |
Widely used: various valve seat structures, heat sinks, suitable for different pressure differentials and temperatures | Valve core material SS SS304、SS316、SS316L、 Sitailai welding | |
Technical Parameter | Sealing material PTFE, hard seal, special high-temperature material | |
Operation mode: electrically open, electrically closed | Bellows SS SS304、SS316 | |
Valve seat structure P single seat | Packing PTFE, flexible graphite | |
Percentage and linearity of traffic characteristics | Push rod liner 2Cr13 | |
Adjustable range 50:1 | Gasket rubber asbestos board, 1Cr18Ni9Ti asbestos wrapped gasket | |
Sealing grade III, IV, V, VI | Flange standard GB9113-88 JB/T79-94、GB2555-81 | |
Basic error ± 2.5% | Specially made flange ANSI JIS、DIN | |
Environmental temperature -30 ℃~+70 ℃ (explosion-proof type:- 20℃~+60℃) | Fluid temperature | C3 group -20 ℃~200 ℃ |
Input signal 4~20mA DC, 0~10V DC | C4 group -40 ℃~250 ℃ | |
Output signal 4~20mA DC, 0~10V DC | C5 group -40 ℃~450 ℃ | |
Power supply voltage AC220V 50HZ; 380V. AC 50Hz 24AC/DC | C7 group -60 ℃~450 ℃ |