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MAIN STANDARD FEATURES:

CONSTRUCTION:
• GENERAL SPECIFICATIONS:

BS EN 593 - (BS 5155) - MSS SP67 - API 609.

• DIAMETERS:
DN350 - DN600.

• CONNECTION WITH FLANGES UNI EN 1092:
DN2501
PN10 DN350 - DN600.

• MAXIMUM WORKING PRESSURE:
PN10 DN350 – DN600 (for fluids)
PN10 DN350 – DN500 (for not dangerous gas)
PN6 up to DN600 (for not dangerous gas) PN10 up to DN350 (for toxic gas, explosive, fuel)

• TEMPERATURE LIMITS WITH SEALING SEATS IN:
EPDM -20°C / +110°C for fluids
NBR -20°C / +80°C (con punte di 90°) for fluids
NBR -20°C / +60°C for gas

• FACE TO FACE DIMENSIONS IN CONFORMITY WITH:
UNI EN 558 (BASIC SERIES 20) - ISO5752 - MSS SP67 - API609 - DIN3202/3-K1.

• PRESSURE TEST:
API STD 598

• TOP FLANGE:
drilling ISO5211.

• OPERATION DEVICE:
gear DN350 - DN600.

• Tested for vacuum at 500mbar.
• Polyurethane coating.
• Nickel plated Disk in GGG40 suitable just for water (the working conditions has to be checked)
• NB: for material compatibility please check the table with corrosion resistance at the end of the catalogue.
• The maintenance of POLARIS 40 series of DN350 to DN600 is not possible.

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