ball valve
ball valve
(OP)
pls can someone tell me the dimension of a 42" ball valve,cabon steel,150#
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RE: ball valve
thread378-157500
Keith Cress
Flamin Systems, Inc.- http://www.flaminsystems.com
RE: ball valve
Try CSA Z245.15 as a start in the industrial code.
Kenneth J Hueston, PEng
Principal
Sturni-Hueston Engineering Inc
Edmonton, Alberta Canada
RE: ball valve
RE: ball valve
RE: ball valve
Minimum Bore Size = 1020 mm (40.16 inch)
Face-to-Face Length = 2175 mm (85.6 inch)
Maximum Body Diameter = 1795 mm (70.7 inch)
Centre Line to Lower Body Distance = 1110 mm (43.7 inch)
Centre Line to Upper Body Distance = 995mm (39.2 inch)
Estimated Weight = 15118 kg (33260 lbm)
Breaking Torque @ 1440 psig (MOP) = 38725 ft lbf (52504 mN)
Run Torque @1440 psig (MOP)= 11433 ft lbf (15502 mN)
Stem Torque (Maximum) = 92933 ft lbf (126000 mN)
Nuovo Pignone is the Italian arm of General Electric in Europe, oil & gas ball valve manufacturing. These specifications do vary somewhat from manufacturer to manufacturer, but in general they are quite similar. The total overall length for example, is an industrial standard specified by various codes. I would also expect the torque performance to be somewhat similar since the ANSI rating of the valve relative to wetted pressure envelope(s) are identical.
Hope this helps you out!
Kenneth J Hueston, PEng
Principal
Sturni-Hueston Engineering Inc
Edmonton, Alberta Canada