Selene Stainless Steel AISI 316 / AISI 304
GENERAL APPLICATIONS:
ON-OFF valve for: chemical products, food plants, distribution lines for gas, air, water. Suitable for Vacuum (not high vacuum) (see page 470), steam up to +200°C with PTFE+CARBOGRAPHITE.
SPECIAL EXECUTIONS:
• PTFE+15% GLASS FIBRE: + 190°C.
• PTFE+CARBOGRAPHITE: + 200°C (optimum from 60°C to 200°C).
• Peek for high temperatures up to +260°C (optimum from 100°C to 260°C).
• PE HD: -20°C +70°C
• Ball with relief hole
• PTFE seals with metal core (on request).
• Integral seal in PTFE up to DN100 (Max PN16).
• Reduction gears with manual operator.
• Stem extensions 50mm and 100mm up to DN100.
• Body - flange – stem – ball made of AISI316L.
• Degreased valve for oxygen service (max 20 Bar).
• For further special requests please consult our technical/commercial service.
MAIN STANDARD FEATURES:
• CONSTRUCTION:
AISI 316L (body from bar) **
A351 CF8M (AISI 316) (body from casting)
AISI 304.
A351 CF8 (AISI 304) (body from casting)
• STANDARDS:
BS EN ISO 17292:2004.
• CERTIFICATION:
FIRE SAFE according to BS 6755 - API 6 FA - API 607
(DN50 - DN150) max. PN40
TÜV for TA Luft (only PTFE until PN40).
• PRESSURES:
PN16 - PN40 - PN63 - PN100 (body from bar)
PN16 body from casting.
• TEMPERATURE LIMITS:
-20°C +180°C (PTFE).
• CONNECTIONS with flanges:
UNI-EN 1092 and DIN2501 BL.1.
• FLANGE DRILLING:
metric .
• STEM:
Anti blow out with anti-static device.
• SEAL:
triple patented stem-packing with labyrinth effect and automatic adjustment by Belleville washers.
• UPPER CONNECTION:
ISO 5211.
• OPERATOR:
lever. Available colours: black, yellow.
• FLANGE:
Bolted flange for ball retaining.
• CONTAINED BALL.
