Samson V2001 Series Mounting And Operating Instructions

Also see for 3535: Mounting and operating instructions

Contents

8 EB 8135/8136 ENDesign and principle of operation2.1 Technical dataValve size DN 15 to 80 NPS ½ to 3MaterialSpheroidalgraphite ironEN-JS1049Cast steel1.0619Stainlesssteel1.4408Spheroidalgraphiteiron A 395Cast steelA216 WCCStainlesssteel A351CF8MPressure rating PN 16 · PN 25 Class 150 · Class 300Connection FlangesEN 1092-1 Form B1,Ra 3.2 to 12.5 μmEN 1092-1, groove Form DRaised faceSeat-plug seal Metal sealCharacteristic LinearRangeability 30:1 up to DN 25 (NPS 1) · 50:1 for DN 32 (NPS 1) and largerTemperature range –10 to +350 °C 14 to 660 °FLeakage class DIN EN 1349: 0.05 % of KVS ANSI/FCI 70-2: 0.05 % of CVCompliance ·2.2 MaterialsValve size DN 15 to 80 NPS ½ to 3Valve bodySpheroidalgraphite ironEN-JS1049Cast steel1.0619Stainlesssteel1.4408Spheroidalgraphiteiron A 395Cast steelA216 WCCStainlesssteel A351CF8MValve bonnet Cast steel S235JR (St 37) 1.4408 Cast steel S235JR (St 37) 1.4408Seat ≤DN 25: 1.4305 · ≥DN 32: 1.4104 ≤NPS 1: 1.4305 · ≥NPS 1½: 1.4104Plug 1.4305Bellows seal 1.4541 · 1.4301Packing PTFEBody gasket Graphite on metal core2.3 K VS and CV coefficients, seat diameters and travelValve size DN 15 20 25 32 40 50 65 80NPS ½ ¾ 1 – 1½ 2 2½ 3KVS coefficients 4 6.3 8 16 20 32 50 80CV coefficients 5 7.5 9.4 – 23 37 60 94Seat Ø mm/in 24/0.94 40/1.57 65/2.56Travel mm/in 15/0.59 15/0.59 15/0.59