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Straight through control valve with post guided plug 1 to 8 inch.
  • Reversible pneumatic actuator
  • Actuator with rolling diaphragm
  • Air supply pressure max. 87 psi
  • Stem protection by bellow
  • Maintenance-free O-ring sealing
  • Assembly of additional devices acc. to DIN IEC 60534-6
Product Image - STEVI 470 ANSI DP32 - DP34
Unit of Measure
Items Product Image - STEVI 470 ANSI DP32 - DP34
35.470 (DN 25) 1" DP 32
STEVI® 470-ANSI Straight through Control Valves
with Flanges, Shaft-guided Plug and Pneumatic Actuator DP 32-34
Product Image - STEVI 470 ANSI DP32 - DP34
35.470 (DN 40) 1 1/2" DP 32
STEVI® 470-ANSI Straight through Control Valves
with Flanges, Shaft-guided Plug and Pneumatic Actuator DP 32-34
Product Image - STEVI 470 ANSI DP32 - DP34
35.470 (DN 50) 2" DP 32
STEVI® 470-ANSI Straight through Control Valves
with Flanges, Shaft-guided Plug and Pneumatic Actuator DP 32-34
Product Image - STEVI 470 ANSI DP32 - DP34
35.470 (DN 80) 3" DP 32
STEVI® 470-ANSI Straight through Control Valves
with Flanges, Shaft-guided Plug and Pneumatic Actuator DP 32-34
Product Image - STEVI 470 ANSI DP32 - DP34
35.470 (DN 100) 4" DP 32
STEVI® 470-ANSI Straight through Control Valves
with Flanges, Shaft-guided Plug and Pneumatic Actuator DP 32-34
Dia. Nominal N/A 1 Inch N/A 1 1/2 Inch N/A 2 Inch N/A 3 Inch N/A 4 Inch
Dia. Nominal N/A 25 mm N/A 38 mm N/A 51 mm N/A 76 mm N/A 102 mm
Nominal Pressure N/A ANSI 300
Actuator N/A DP 32
Form N/A Straight through
Plug N/A Post-guided
Standard Seat Dia. N/A 0.98 Inch N/A 1.57 Inch N/A 1.97 Inch N/A 3.15 Inch N/A 3.94 Inch
Standard Cv-Value N/A 12 N/A 29 N/A 46 N/A 116 N/A 185
Standard Travel N/A 0.79 Inch N/A 1.18 Inch N/A 1.18 Inch N/A 1.18 Inch N/A 1.18 Inch
Connection N/A Flanged Standard: - Form RF Option: - Form RTJ
Flange Dimension- Ø D N/A 4.88 Inch N/A 6.12 Inch N/A 6.5 Inch N/A 8.25 Inch N/A 10 Inch
Flange Dimension- n x Ø d1 N/A 4 x 0.75 Inch N/A 4 x 0.88 Inch N/A 8 x 0.75 Inch N/A 8 x 0.88 Inch N/A 8 x 0.88 Inch
Flange Dimension- Ø K N/A 3.5 Inch N/A 4.5 Inch N/A 5.0 Inch N/A 6.62 Inch N/A 7.88 Inch
Diameter A N/A 9.8 Inch
Height N/A 18.6 Inch N/A 19.8 Inch N/A 19.8 Inch N/A 20.6 Inch N/A 21.1 Inch
Weight N/A 43 lbs N/A 60.6 lbs N/A 65 lbs N/A 109.1 lbs N/A 165 lbs
Handwheel Diameter D1 N/A 8.9 Inch
Handwheel Height H1 N/A 10.6 Inch
Handwheel Weight N/A 11.3 lbs
Valve Dimension [L] N/A 7.75 Inch N/A 9.25 Inch N/A 10.5 Inch N/A 12.5 Inch N/A 14.5 Inch
Flanges according to N/A ANSI B16.5
Shut off Class N/A Metal Seat - Leakage Class IV acc. To ANSI / FCI 70-2 Soft seat - Leakage Class VI acc. to ANSI / FCI 70-2 (from Cv 1.2)
Reduced Seat Dia. N/A 0.12 Inch0.2 Inch0.47 Inch0.71 Inch0.87 Inch N/A 0.98 Inch1.26 Inch N/A 1.26 Inch1.57 Inch N/A 1.97 Inch2.56 Inch N/A 2.56 Inch3.15 Inch
Reduced Cv-Values N/A For Seat Dia. 0.12, Reduced Cv: 0.29,0.18,0.12
For Seat Dia. 0.2, Reduced Cv: 0.73,0.46
For Seat Dia. 0.47, Reduced Cv: 2.9,1.8,1.2
For Seat Dia. 0.71, Reduced Cv: 4.6
For Seat Dia. 0.87, Reduced Cv: 7.3 gpm
N/A For Seat Dia. 0.98, Reduced Cv: 12
For Seat Dia. 1.26, Reduced Cv: 18 gpm
N/A For Seat Dia. 1.26, Reduced Cv: 18
For Seat Dia. 1.57, Reduced Cv: 29 gpm
N/A For Seat Dia. 1.97, Reduced Cv: 46
For Seat Dia. 2.56, Reduced Cv: 73 gpm
N/A For Seat Dia. 2.56, Reduced Cv: 73
For Seat Dia. 3.15, Reduced Cv: 116 gpm
Reduced Travel N/A 0.79 Inch N/A 0.79 Inch N/A 0.79 Inch1.18 Inch N/A 1.18 Inch N/A 1.18 Inch
Stem Sealings N/A Spring loaded PTFE-V-Ring unit PTFE-/ pure graphite-packing Bellows Seal with safety stuffing box
Operating Pressure at -20°F to 100°F (ASME B16.34) N/A 740 psi
Operating Pressure at 200°F (ASME B16.34) N/A 675 psi
Operating Pressure at 300°F (ASME B16.34) N/A 655 psi
Operating Pressure at 400°F (ASME B16.34) N/A 635 psi
Operating Pressure at 500°F (ASME B16.34) N/A 600 psi
Operating Pressure at 600°F (ASME B16.34) N/A 550 psi
Operating Pressure at 650°F (ASME B16.34) N/A 535 psi
Operating Pressure at 700°F (ASME B16.34) N/A 535 psi
Operating Pressure at 750°F (ASME B16.34) N/A 505 psi