High pressure valves
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Gage working pressure by rating number, bar High pressure valves ■

About PERSTA Industrial valves made by company Stahl-Armaturen PERSTA GmbH are designed according to DIN-Standards, EN-Standards and according to the technical rules like AD the European Pressure Vessel Guideline 97/23/EG and the ASME B16.34 Code. Design, manufacture and testing of these valves was carried out on condition that the valves are operated under normal operating conditions. Normal operating conditions contain for example the following: Operation with liquid or gaseous media, without special corrosive, chemical or abrasive influences Frequency of temperature-change of app. 3 °C –...

High pressure valves Globe-, gate-, check- and line blind valves High pressure globe valve HD 91 High pressure globe valve HD 2000 High pressure gate valve S 2000 High pressure gate valve PD 18 Design Highlights High pressure gate valve DSK 10 High pressure gate valve DSK 26 High pressure gate valve DSK 27 Overpressure safety devices Valve automation and accessories Standard electric actuator setting and wiring High pressure swing check valve PD 18 High pressure swing check valve DRI 26 High pressure swing check valve DRI 27 High pressure line blind valve DPV 10 - 27 Technical appendix...

High pressure globe valve Class 1850 Technical alterations reserved

High pressure globe valve Class 1850 Die-forged valve body Disc and stem in one piece Non-turning rising stem Position indicator Throttle disc Yoke sleeve supported by needle bearings Possibility to add an actuator-flange Media Depending on the material the globe valves are suitable for water, gas, oil and other non aggressive media Applications High temperature steam and water, refining (catalytic reformers and hydrocrackers), petrochemical and chemical industries, power plants Pressure and temperature ratings ■ ■ Pressure rating up to class 1850 Temperature rating up to 1100 °F (600 °C)...

High pressure globe valve Class 1850 Technical alterations reserved

High pressure globe valve Class 1850 Body welded on with Stud Hexagonal nut Yoke Stem with disc Packing Gland flange Stud Hexagonal nut Yoke sleeve Handwheel A105 Stellite Carbon steel Carbon steel 1.7379 CR 17 Graphite 1.7379 Carbon steel Carbon steel CW713R A536-80 Gr.60-40-18 A182 F1 Stellite Carbon steel Carbon steel 1.7379 CR 17 Graphite 1.7379 Carbon steel Carbon steel CW713R A536-80 Gr.60-40-18 A182 F12 Stellite Carbon steel Carbon steel 1.7379 CR 17 Graphite 1.7379 Carbon steel Carbon steel CW713R A536-80 Gr.60-40-18 A182 F22 Stellite Carbon steel Carbon steel 1.7379 CR 17 Graphite...

High pressure globe valve Class 3200 Technical alterations reserved

High pressure globe valve Class 3200 Die-forged valve body and bonnet Disc and stem in one piece with tapered seat Non-turning rising stem Position indicator Gland flange and gland ring in two separate pieces Yoke sleeve made of bronze Applications High temperature steam and water, refining (catalytic reformers and hydrocrackers), petrochemical and chemical industries Pressure and temperature ratings ■ ■ Pressure rating up to class 3200 Temperature rating up to 1200 °F (650 °C) Further materials on request Design Highlights Body and bonnet in two separate pieces with bolted connection To...

High pressure globe valve Class 3200 Lift check valve Technical alterations reserved

High pressure globe valve Class 3200 Body welded on with Stud Hexagonal nut Yoke Stem with disc Packing Gland flange Stud Hexagonal nut Yoke sleeve Handwheel A105 Stellite Carbon steel Carbon steel 1.7379 CR 17 Graphite 1.7379 Carbon steel Carbon steel CW713R A536-80 Gr.60-40-18 A182 F1 Stellite Carbon steel Carbon steel 1.7379 CR 17 Graphite 1.7379 Carbon steel Carbon steel CW713R A536-80 Gr.60-40-18 A182 F12 Stellite Carbon steel Carbon steel 1.7379 CR 17 Graphite 1.7379 Carbon steel Carbon steel CW713R A536-80 Gr.60-40-18 A182 F22 Stellite Carbon steel Carbon steel 1.7379 CR 17 Graphite...

Gate valve Technical alterations reserved

Gate valve Die-forged body and bonnet Split wedge = Type 700 JJ Flexible wedge = Type 700 HJ Full bore, except DN 21/2" and 5” Yoke sleeve Applications Chemical industries, power plants, ship building and other Pressure and temperature ratings ■ Pressure rating up to class 600 (ASME B16.34 - 1996 Edition) Temperature rating up to 1112 °F (600 °C) Further materials on request Design Highlights The main valve body is one-piece die-forged incorporating the bonnet flange and the guide for the shut-off device Die-forged parts, compared with cast steel parts are generally free from porosity and...

Gate valve Technical alterations reserved

Gate valve Body welded on with Gasket Stud Hexagonal nut Yoke Flexible wedge welded on with Stem Packing Gland flange Pin Eye bolt Hexagonal nut Yoke sleeve Handwheel A105 17%Cr Graphite Carbon steel Carbon steel A105 A105 18/8 13%Cr Graphite A105 Steel Carbon steel Carbon steel AISI12L13* Steel A182 F12 Stellite Graphite Carbon steel Carbon steel A182 F22 A182 F22 Stellite 17%Cr Graphite A182 F12 Steel Carbon steel Carbon steel AISI12L13* Steel A182 F22 Stellite Graphite Carbon steel Carbon steel A182 F22 A182 F22 Stellite 17%Cr Graphite A182 F12 Steel Carbon steel Carbon steel AISI12L13*...

Gate valve Technical alterations reserved

Gate valve Die-forged body Flexible wedge Incorporated seats Outside screw Yoke sleeve with needle bearings Universal valve head for mounting actuators Applications Chemical industries, power plants, ship building and other Pressure and temperature ratings: ■ Pressure rating up to class 900 (ASME B16.34 - 1996 Edition) Temperature rating up to 1112 °F (600 °C) Further materials on request Design Highlights Die-forged valve body with incorporated seats Free from porosity and shrink holes Seats and wedge faced with stellite Best possible sliding performance, minimum wear Hammer head...

Gate valve Technical alterations reserved

Gate valve Body welded on with Gasket Screw bolt Hexagonal nut Yoke Split wedge welded on with Stem Back seat bushing Bottom ring Packing Gland ring Gland flange Eye bolt Hexagonal nut Yoke sleeve Handwheel 2) Working temperature > 550 °C = material A193 B16 / A194 Gr. 4 3) With graphite coating * Tenifer treated rotation/ stroke Black in inches, lb, Us gal/min. Blue in mm, kg, m 3/h. Weight / Flow Coefficient NPS Black in inches, lb, Us gal/min. Blue in mm, kg, m 3/h. Technical alterations reserved