Technical Data
DN50-DN250
General Design: BS4504
Test Standard: BS6755
Flange: BS4504
Work temperature: NBR≤ 80° C
EPDM≤ 120° C
Material of Main Parts:
Body: Ductile Iron
Ball: ABS/SS304/SS316
Ball Seal Orific: NBR/EPDM
Air Release Nuts: Brass
Cover: Ductile Iron
Bolt & Nut: Carbon Steel