New Design Cover Stainless Steel Normal Pressure Manhole Boiler Manway Normal Pressure Manway
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- Supplier: Wenzhou Jienuo Valve Co. Ltd.
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Manways apply to all kind of atmospheric containers or tanks to prevent leakage; it is widely used in food, beverage, brewing and pharmaceutical industries.
Non-pressure type manhole cover can be used under normal pressure, so it has only one fixed handwheel device and is with double lip seal.
For inspection purpose, the cover can then be turned into the tank. If it is necessary to physically enter the tank, the cover can be removed at the double hinge or swung out of the tank, depending on the model.
Non-pressure type manhole cover can be used under normal pressure, so it has only one fixed handwheel device and is with double lip seal.
For inspection purpose, the cover can then be turned into the tank. If it is necessary to physically enter the tank, the cover can be removed at the double hinge or swung out of the tank, depending on the model.
Sizes available | 219mm, 300mm, 400mm, 430mm, 450mm, 500mm, 600mm |
Body Material | 304,316L |
Seal Material | Silicone (white), EPDM (black), Viton (FPM, black) |
Max. Working Pressure | 0-2.9psi (0-0.2bar), according to dimension table as below |
Working Temperature | Silicone: -4 to 212°F (-20 to 100°C) |
EPDM: -4 to 248°F (-20 to 120°C) | |
Viton (FPM): -4 to 284°F (-20 to 140°C) | |
Cover thickness (t) available | 2.0mm, 2.5mm, 3.0mm. |
Frame/Neck height (B) available | 85mm (3.35″), 100mm (3.94″), 120mm (4.72″), 150mm (5.91″), 200mm (7.76″), 250mm (9.85″), or as request. |
Internal Finish | Ra 32-20μin (0.8μm-0.5μm), bead blasted, acid pickled, or electro polished available upon request. |
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