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Check valve – Item 335

Check valve – Item 335
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Check valve – Item 335

Product catalog summary
Components and Materials:
  • Body: GP 240 GH+N
  • Cover: Carbon Steel
  • Seat: Stainless Steel 1.4370
  • Disc: Stainless Steel 1.4021
  • Spring: Zinc Plated Steel
  • Gasket: Graphite + Stainless Steel
  • Studs: Carbon Steel
  • Nuts: Carbon Steel

The spring allows for vertical installation, and the disc is designed to rotate.

Dimensions and Performance:
DN (mm)D (mm)L (mm)H (mm)Weight (Kg)Kv (m3/h)
1595130853.54.8
20105150854.17.6
25115160954.712.2
32140180957.317.5
401502001159.227.8
5016523012511.844.3
651852901702181
8020031020024115
10023535021536184
12527040023561272
15030048025082383
200375600305134691
2504507303602441086
Temperature and Pressure Ratings:
  • Temperature Range: -10°C to 400°C
  • Pressure Ratings: Vary from 40 bar at -10/50°C to 23.8 bar at 400°C
See more

Catalog excerpts

Check valve – Item 335-1

Caratteristiche principali di serie Main standard featuresI Otturatore rotante Rotating disc I Sedesaldata Welldedseat Impianti di trasmissione calore, centrali termiche, caldaie e serbatol, impianti di teleriscaldamento, applicazioni con olio diatermico, ecc. Heat transfer systems, thermal power stations, industrial boilers and tanks, district heating plants, diathermic oil installations, etc. Acqua calda e/o surriscaldata, vapore, aria, fluidi diatermici, ecc. Hot water and/or overheated water, steam, air, diathermic fluids, etc. Materiali Materials Componente Corpo Coperchio Sede Otturatore Molla Guarnizione Prigionieri Dadi Components Body Cover Seat Disc Spring Gasket Studs Nuts Material GP 240 GH+N Carbon Steel St. Steel 1.4370 St. Steel 1.4021 Zinc Plated Steel Graphite + St. Steel Carbon steel Carbon steel

 Open the catalog to page 1
Check valve – Item 335-2

Condizioni di esercizio/Working conditions N0TA: Kv a valvola completamente aperta NOTE: Kv at fully open valve N0TA: A richiesta disponibili molle tarate per specifiche pressioni di aperture NOTE: On request special spring for specific opening pressure Funzionamento Functioning

 Open the catalog to page 2

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.