Product Name: Pressure round tank manway with sight glass for sale Valve Body Material: 1.4404/1.4301, SS304/SS316L(Forged) Seal Material: EPDM (standard) conforms to FDA177.2600 Surface Finishing: RA 0.5 to 0.8 um Pressure: 5.0 Bar Max. Working Tem.: 120 degree C Availably Size: 200, 220, 300, 350, 400, 430, 450, 500, 600 Gasket: EPDM, silicone or Viton Height: 100,120,150 Certificate: PED 2014/68/EU, FDA.177.2600