Sanitary Elliptical Inward Manway Cover
【Material】304/316L Stainless Steel
【Surface Roughness】Ra≤0.8μm
【Sealing】Food Grade Silicone, EPDM, PTFE, FKM
Sanitary Elliptical Inward Manway Cover
Key Features
‘•Professional elliptical inward opening design, no external space occupation, suitable for narrow installation environments.
•Integral stamping forming structure, high structural strength, uniform stress, excellent pressure-bearing performance.
•Adopts premium SS304/SS316L stainless steel material, anti-corrosion, rust-proof and durable for long-term service.
•High-precision internal and external mirror polishing (Ra≤0.8μm), smooth surface without residue or hygienic dead angles.
•Equipped with food-grade EPDM, silicone and PTFE sealing gaskets, zero leakage, high temperature and aging resistance.
•Tight locking structure design, stable sealing performance, adaptable to positive pressure and negative vacuum working conditions.
•Inward opening structure avoids external protrusion damage, effectively protecting equipment and personnel safety.
•Fully compliant with FDA, 3A, DIN and other international sanitary standards, meeting sterile production requirements.
•Easy to install, disassemble and clean, supporting frequent high-temperature sterilization cycles.
Technical Specifications
‘•Body Material: SS304 / SS316L Stainless Steel
•Surface Treatment: Inner Ra≤0.8μm, Outer Mirror Polishing
•Seal Material: Food Grade EPDM, Silicone, PTFE
•Working Pressure: 0~0.6MPa / Customized pressure grade available
•Working Temperature: -20℃ ~ 120℃
•Opening Mode: Elliptical Inward Opening
•Executive Standard: 3A, SMS, DIN, ISO, FDA Compliant
•Customization: Custom size and specification support

Applications
•Food & Beverage Industry: Dairy processing tanks, beer fermentation tanks, beverage storage tanks, condiment and edible oil production equipment
•Pharmaceutical Industry: Sterile pharmaceutical tanks, biological fermentation vessels, raw material storage tanks and purification equipment
•Cosmetic & Daily Chemical Industry: High-end cosmetic mixing tanks, sterile lotion production and storage equipment
•Biological Engineering: Microbial fermentation tanks, bioreactors and biological product processing equipment
•Fine Chemical Industry: Sanitary chemical reaction tanks, sealed mixing vessels and purification storage equipment






