Operation
Ball valve 450 is an on-off and control valve which is tight in both directions of flow. It is used for example in industrial and ship’s pipe work as well as in oil pipelines.
Nominal pressure
25 bar DN 25 - 80
16 bar DN 100 - 250
Flange drillings
According to PN 16, special order PN 25
Temperature and tightness class
Stellite max +260 °C/ min -40 °C ISO 5208, EN 12266-1 RATE D
PTFE max +200 °C/ min -40 °C ISO 5208, EN 12266-1 RATE A
The max pressure difference depends on the working temperature.
Design
Valve 450 is a full bore valve with flanges. The two piece body, floating ball and blow out proof stem are made of stainless steel. The PTFE seals in stem are self adjusting.
Connection between flanges SFS 2123 DIN 2501 PN 16
Face to face lenght
DN 25 - 100 DIN 3202 F4 = ISO 5752, EN 558-1 according to series 14
DN 125 - 250 DIN 3202 F5 = ISO 5752, EN 558-1 according to series15
Nominal sizes
DN 15 - 250
Product code
450KC_ _ _ handlever stellite
450KC_ _ _Z bare shaft stellite
450KC_ _ _M manual gear stellite
450TS _ _ _ handlever PTFE
450TS _ _ _Z bare shaft PTFE
450TS _ _ _M manual gear PTFE
Conform with the requirements of the Council Directive 97/23/EC on Pressure Equipement, marking:
Class: Gas, group 1
450_uk.pdf (81.9 kb) |