Round Type Manhole Cover with pressure

1)Material	SS304/SS316L 1.4404/1.4301,
2)Size	Dia200-600mm,or Customer Required
3)Seal Material	EPDM,SILICONE,NBR,FPM
4)Certificate	3A ISO9001: 2000
5)Pressure:	2.0-5.0bar
6)Suitable medium	Dairy ,food, beverage, pharmacy, cosmetic, Chemical, etc
7) Availably Standard	3A/DIN/SMS/RJT/ISO/IDF
8) Inner /Outer surface	Ra0.8um-0.5um 320/240 grit polishing
9)Handle	Stainless steel hand wheel type handle or plastic