Special Manholes

DN500 Manlid Assembly With Rupture Disc Holder -8 point.Manlid cover with 10 "bursting disc mounting flange. Sunken structure saves space; The top ...

304/316L. 220 degree working Temp + Manlid Seal

DN 500 Manlid Assembly With DN260 Inspection - 8 points.Manlid cover with DN260 inspection. 

DN500 (500mm)Manlid Assembly With DN300 (300mm) Inspection - 8 points. Manlid cover with DN300 inspection.

DN500Manlid Assembly with Emergency Drain Device-8 points.The emergency drain device is installed on the manlid cover. 

DN500 Welded Flange Deep Neckring Assembly-8 Points.The flange is welded inside the assembly. The flange is used to install the charging valve and ...

DN500 Polished Manlid Assembly-8 Points.All the parts inside the manlid component that come into contact with the medium are mirror-polished, suita...

DN 500 Flange Mounting Manlid Assembly - 8 Points. The manlid neckring is bolted to the tank body via a welded flange; the neckring is forged integ...

DN500 Manlid Assembly with Halar-8 points. The manlid is suitable for tanks lined with HALAR coating ( Halar coating thickness 0.5mm~1mm). All cont...

DN500 Manlid Assembly with Rubber -8 points. Manlids are suitable for tanks lined with rubber coating (rubber coating thickness 4mm~5mm). Full lini...

DN500 Explosion-proof Manlid Assembly, manlid cover with emergency release device. When the pressuredifference between inside and outside the tank ...

DN500 European Standard Manlid Cover, design requirements in line with QC/T 1065-2017. The flange cover and reckring are secured by 24 M1...