This product is manufactured by
DONG-A VALVE
Manufacturer information
DONG-A VALVE
Marine and Petrol Chemical Valve Manufacturer, Ball Valve, Cryogenic Valve, PSB Valve and more
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Manufacturer
DONG-A VALVE
Brand
-
SKU
77244
Product Name
Punching Screen
Model Name
-
Size
-
Weight
-
Product Details
| products | Punching Screen |
| Size | - |
| Materials | Cast Steel, Cast iron |
| Origin | Korea |
| Factory | Busan, Korea |
Features
Percentage open area
- Even the "MESH" is same, OPEN AREA is not always same due to the diameter of wire. The formula of OPEN AREA PERCENTAGE is as follows :
A : Number of Wire, B: Diameter of Wire, C: Width of opening, D: percentage of OPEN AREA
| MESH | A SWG | B (m/mΦ) | C (m/m) | D (%) | MESH | A SWG | B (m/mΦ) | C | D (%) | |
| 5 | 20 | 03914 | 4.166 | 67.3 | 100 | 42 | 0.102 | 0.152 | 35.8 | |
| 10 | 22 | 0.711 | 1.829 | 51.8 | 120 | 43 | 0.092 | 0.119 | 31.8 | |
| 20 | 28 | 0.356 | 0.914 | 51.8 | 150 | 45.5 | 0.066 | 0.103 | 37.1 | |
| 30 | 32 | 0.274 | 0.572 | 45.7 | 180 | 46.5 | 0.053 | 0.088 | 38.9 | |
| 40 | 36 | 0.193 | 0.442 | 48.4 | 200 | 47 | 0.051 | 0.076 | 35.8 | |
| 50 | 37 | 0.172 | 0.336 | 43.6 | 250 | 48 | 0.039 | 0.062 | 37.7 | |
| 60 | 38 | 0.152 | 0.271 | 41.0 | 300 | 48 | 0.040 | 0.044 | 27.6 | |
| 80 | 40 | 0.122 | 0.195 | 37.8 | |
Outside screen(Protecting net)
- For the outside Screen a stainless steel plate perforated in 60-degree staggered arrangement is used.
| OUTSIDE screen |
|
|
|
| DESCRIPTION | Φ0.8 x P1.6 | Φ1 x P2 | Φ1.2 x P2 |
| OPEN AREA | 22.8 | 22.8 | 32.8 |
| Models of strainers | 15~50(STANDARD) | 32~50 (REQUEST) | 65~100 |
| OUTSIDE screen |
|
|
|
| DESCRIPTION | Φ1.5 x P2.5 | Φ2.5x P4 | Φ3 x P5 |
| OPEN AREA | 32.8 | 35.5 | 32.8 |
| Models of strainers | 125~100 | 200~250 | 300~450 |
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DONG-A VALVEMarine and Petrol Chemical Valve Manufacturer, Ball Valve, Cryogenic Valve, PSB Valve and more
We, DONG-A VALVE IND., CO. established in 1978 in Busan, Korea, have manufactured low & high pressure valves, Flap check(duo-check) valve, Tilting disc check valve, and strainer which are used for marine offshore project (FPSO, PLATFORM) and plant industry , etc.
We established a subsidiary Company at 1997, TAE-YOUNG SPECIAL METAL IND., CO.
TAE-YOUNG SPECIAL METAL IND., CO. has produced various materials such as Cast Iron, Cast Steel, Stainless Steel, Cast Bronze, Ductile iron, Nikel Aluminum Bronze and Alloy Steel, especially Super Duplex Alloy Steel.
TAE-YOUNG SPECIAL METAL IND., CO. obtained Certificate from ABS, BV, DNV, GL,KR.LR, RINA. Nowdays, D.A.V. is the most well-known valve maker in domesic ship-yard, marine plant, offshore project (FPSO, PLAFORM ect) and plant industry .
Also, all of our staffs will try our utmost to promote new products and develop technology and will serve our every requirement to furnish you better products.
Use our valves, you will be greatly satisfied with them.