Series: HV   Bellows sealed valve, with on-off plug Design: ISO or ISO and flanges drilled according to ASME/ANSI     Housing material: Ductile cast iron EN-JS 1049 Lining material: PFA/PTFE Nominal size:  DN 15 - 100 Nominal pressure:  PN 10 Flange:  ISO 7005-2 Type B Face to face (mm):  130 to 350 Actuation:  manually operated       Details   Series: HVR   Bellows sealed valve, with control plug Design: ISO or ISO and flanges drilled according to ASME/ANSI     Housing material: Ductile cast iron EN-JS 1049 Lining material: PFA/PTFE Nominal size:  DN 15 - 100 Nominal pressure:  PN 10 Flange:  ISO 7005-2 Type B Face to face (mm):  130 to 350 Actuation:  manually operated       Details