Customization: | Available |
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After-sales Service: | Email, Video, on-Site Guidance |
Warranty: | 1 Year |
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1) Equipped with an awe-inspiring emergency venting capability of a colossal 7000m³/hr through the pressure-actuated fill cap, this feature is your ultimate defense against tank explosions in the unfortunate event of a fire.
2) Ingeniously designed, all bolt holes are blind, ensuring they do not penetrate to the underside of the manhole cover. This smart design guarantees that no liquid cargo can seep through, maintaining utmost safety and integrity.
3) Strategically cast webs on the underside of the base plate and fill cap profoundly enhance structural integrity, offering robust and reliable support.
4) Featuring four visible, corrosion-proof, and plated spring emergency venting systems, this cover is built for resilience and longevity.Notably, the springs are beautifully exposed rather than encased in a rubber sleeve, overcoming a significant failure point seen in other manufacturers' manhole covers.
1 | Material of baseplat | Aluminium alloy(SS304/Conton steel) |
2 | Material of sealing ring | NBR(FKM/SI) |
3 | Type of connect | Flange |
4 | Emergency opening preasure | 21~32kPa |
5 | TEMP.Range | -20~70ºC |
The company's wide-ranging business scope spans the production and sales of high-quality petroleum machinery and equipment, mechanical and electronic devices, premium aluminum alloy products, stainless steel solutions, and durable hardware products. We also specialize in pipeline fittings, expertly crafted manhole covers, and precision-engineered valves. Our import and export capabilities extend to goods, technology, and more. Nestled in the heart of Wenzhou, conveniently close to the airport, our location offers seamless transportation options. Our factory boasts a team of dedicated R&D professionals who are committed to developing optimal production plans tailored to your specific needs! Should our exceptional products pique your interest, please do not hesitate to contact us!