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| Square manhole cover: |
| Materials: ANSI304, 316, 304L, 316L, SUS and stainless steel |
| With/without pressure |
| Pressure: 0 to 0.3MPa (0 to 3bar) |
| Sight glass: With or without |
| Temperature: -20 to 200 degrees centigrade |
| Shape types: Round, square and elliptic |
| Sealing: EPDM, NBR, silicon and FPM |
| Height: 80 and 100mm etc, we also can produce according to customers' sample or drawing |
| Appearance: Polished, electrolyze, sand blast and pickling |
| Sight glass with flange or union |
| Non-standard fittings |
| Customized requirements are accepted |
| Size: DN 150 to 600 |
| Packing: |
| Inner: Carton |
| Outside: Ply-wood case |
| Minimum order quantity: 10 pieces/size |
