Suitable for installation between BS 10 Tables 'E and âH', BS 4504/(DIN) PN6, 10, 16. 25, 40; JIS 5, 10. 16, 20 flanges with the following exceptions: DN40, 50. 80 and 100 - will not fit between JIS 5 flanges DN65 and 80 - will not fit between BS 10 'E' flanges.
Optional extras Heavy duty springs (700 mbar opening pressure, up to DN65) far boiler teed applications. Viton soft seats for oil, gas and steam applications. EPDM soft seats for water applications.
Limiting conditions Note: Special testing to allow lower temperature operation can be provided at extra cost. Consult Spirax Sarco