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Gate valve type 148, DN250, CF8M, PN16
The series 148 gate valve is made of cast stainless steel with a full bore, TRIM 10, with flexible one-piece wedge with non-rising stem. Standard with flanged RF PN16 and has a short pattern body and face to face according to DIN 3202-1 F4. Graphite packing gland and stainless steel/graphite bonnet gasket, ATEX compatible. For use in steam, water distribution, petrochemical, oil and gas application. Available in sizes from DN50 to DN300 and operating temperature range of -29°C to +538°C (up to +300°C with corrosive fluids).
| Product Name | Gate valve type 148, DN250, CF8M, PN16 |
|---|---|
| Country of Manufacture | China |
| Size [DN] | DN250 |
| Model | 148 |
| Valve Type | Wedge Gate Valve |
| Size [Inch] | 10" |
| Seat | Metal Seat |
| Seat material | ASTM A351 CF8M |
| Sealing | Graphite |
| Material body | ASTM A351 CF8M |
| Trim Material | ASTM A351 CF8M |
| Connection | PN16 RF |
| Face to Face [mm] | 250 |
| Max pressure | 16 Bar |
| Pressure Class [Bar] | PN16 |
| Max Differential Pressure [Bar] | 16 |
| Max Temperature [°C] | +538 (+300 when Corrosive) |
| Min Temperature [°C] | -29 |
| Leakage Class | Rate D acc. to EN12266-1 |
| Kvs [m3/h] | 7727 |
| Cv [gpm] | 8964 |
| Operation Method | Manual Operated |
| Hand lever | Yes |
| Torque [Nm] | 410 |
| O2 Cleaned | No |
| Certificate | ISO9001:2015, ISO14001:2015, ATEX Group II Category 2 G/2D Zone 1 & 21 Zone 2 &22 , Material Certificate 3.1(on request), Directive 2014/68/EU Group 1 |
| Application | For gases, vapours and liquids |
| Height [mm] | 400 |
| Length [mm] | 1103 |
| Width [mm] | 400 |
| Net Weight [kg] | 163.0 |
| Statistics code | 84818063 |
| Applications | Oil, Industrial wastewater, Steam, Food & beverage, Drinking water (potable water), Chemicals, Powder, Slurry |
Full bore and short pattern, L=250 mm
Rising, non-rotating stem
Fixed non rising handwheel
Body, seat, wedge and bonnet in stainless steel CF8M, stem F316
Graphite packing for stem and gasket bonnet in stainless steel+graphite
TRIM 10 standard AISI 316
Flanges RF PN16, D=405 mm, K=355 mm, 12x26 mm
Water distribution, gas oil, steam, petrochemical and petroleum industry
Temperature min/max -29°C (15,7 bar) to +538°C (7,6 bar)
(max +300°C with corrosive fluid)
Max pressure 16 bar
Kvs 7727 m³/h, weight 163 kg
Compatible with explosive atmosphere, ATEX Zone 1/21 and Zone 2/22
