butterfly valve with bare shaft series BULA-SSVS-B-3C; lug type; length according to EN558−1 R20; body, disc and shaft AISI 316; liner FKM; nominal flange pressure PN16; medium temperature -10...+200°C; pressure range 0...16bar; DN 200mm; length 60mm; incl. inspection certificate EN-10204-3.1; for material, pressure and tightness