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By certification 
We provide full size of Heavy Duty Manways in stainless steel 304 and 316L. It can be Round, Rectangular, Elliptical, Shadowless type. 3-4bar pressure is common, other pressure is customized. Diameter from 100-800mm, the neck is 100mm often, other height is available. Pressure testing for every manholes.
1. Material: SS304/SS316L
2. Sealing: Silicon, viton. EPDM is optional
3. Finish: Brushed outside polished inside or polished inside and outside
4. Handles can be stainless steel and plastic.
