Three pieces ball , full bore, manufactured from round steel bar, or casting, construction in according to EN 12516-2; ISO 14313; ANSI B1.1; DIN 3202 M3; ASME B16.34 BE/SW. With welded nipples length 100mm (standards). Available size from DN ¼” to DN 4” in carbon steel,  stainless steel and special steel Rating PN 20 ÷ 100 Connections SW/BW/ PE Chevron ring on stem On request: – with  o’ring on stem (patent n°00219688). – fire-safe execution according to ISO 10497 API 607 – fire-safe execution according to BS6755 API 607/6FA (patent n° 00219617). – according to  PED 14/68/UE directive – according to  ATEX 14/34/UE directive – degreased according to ISO 23208 for oxigen service –  certified  in safety system S.I.L. 3.