| Quantity: 0 Pieces |
| Size: DN20 |
| Pressure: 0.25 MPa |
| Body Material: Cast Iron |
| Type: AS,BQ,ASS,AQS |
Applicable Medium:Lubricanting pil, Fuel oil and other oil
Materials of Main Parts:
(1). Body: Cast Iron;
(2). Cover: Cast Iron;
(3). Cylinder Body: Cast Aluminum Bronze;
(4). Disc: Carbon Iron;
(5). Stem: Stainless Iron;
(6). Piston: Zine Brass
3. Dimensions
DN | L | H | L1 | L2 | Thickness | D | D1 | D2 | b | dₒ | n | Th. | Dₒ | S | m | V(cm³) | kg |
20 | 150 | 240 | 143 | 44 | 6 | 95 | 68 | 48 | 11 | 13 | 4 | M12 | 80 | 8 | 9 | 27 | 5.8 |
114166.jpg "GBT5744-1993 Marine quick-closing valve (2)114166.jpg")
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