Flowserve Argus Series - Page 2

ARGUS
Installation & Operating Instructions
Ball Valve FK 75C and FK 76C
ARGUS Metal Seat Ball Valve Series FK 75C and FK 76C
Typical cut view of ARGUS FK 75C:
FK 75C
FK 76C
Sizes
NPS 3″–4″
NPS 6″–12″
Design Standard
ASME B16.34
ASME B16.34
Seat supported design
Trunnion mounted design
ASME Pressure
Classes
Class 150–300 RF
Class 150–300 RF
Technical Design
Features
Fire-safe according to ISO 10497
Bi-directional, metal to metal sealing, ANSI B16.104 FCI 70-2 class V
Anti-blow out stem, long life double-stem seal system and stem supported in bearings to
ensure seals are free form operation loads
Stem sealing system according to EN ISO 15848
Anti-static design according to DIN EN ISO 17292, chapter 5.2.7
Stem Sealing •
• Ball
Body 1 •
Stem •
• Seat
• Connection Plate
• Valve Wrench
• Body 2