NODULAR IRON CHECK VALVE DIN PN 16
Material:
ковък чугун EN-JL1030; DIN GGG40Dimensions:
DN-50-150
DESCRIPTION
Swing check valve with soft disc sealing, flanged connection and bolted cover. Also for installation in vertical pipelines. Upwards flow only.
Swing check valve with soft disc sealing, flanged connection and bolted cover. Also for installation in vertical pipelines. Upwards flow only.
MEDIA
- Steam. Fuel oil, lubricating oil and flammable hydraulic oil. Cargo oil.
- Non-flammable hydraulic fluid. Boiler feedwater, condensate. Seawater and freshwater.
VARIANTS
Other materials on request
OPTIONS
N/A
Materials
| No. | Part | Material |
|---|---|---|
| 1 | Body | Ductile iron EN-JS1025 (GGG40.3) |
| 2 | Body seat | Stainless steel 1.4301 (AISI304) |
| 3 | Disc sealing | NBR |
| 4 | Stem | Stainless steel 1.4021 (AISI420) |
| 5 | Disc, hinge arm | Ductile iron EN-JS1025 (GGG40.3) |
| 6 | Cover | Ductile iron EN-JS1025 (GGG40.3) |
| 7 | Bonnet gasket | NBR bonded aramid |
Characteristics
Dimensions
| DN | Pressure rating | Connection | L | D | P | n x d | H | Weight (kg) |
|---|---|---|---|---|---|---|---|---|
| 50 | 16 | 16 | 230 | 160 | 125 | 4 x 18 | 120 | 15.5 |
| 65 | 16 | 16 | 290 | 180 | 145 | 4 x 18 | 135 | 19 |
| 80 | 16 | 16 | 310 | 195 | 160 | 4 x 18 | 145 | 26.4 |
| 100 | 16 | 16 | 350 | 215 | 180 | 8 x 18 | 186 | 37 |
| 125 | 16 | 16 | 400 | 245 | 210 | 8 x 18 | 200 | 57 |
| 150 | 16 | 16 | 460 | 280 | 240 | 8 x 23 | 214 | 76 |