Gate valve description gate valves are primarily designed for on off services when a straight line flow of fluid and minimum restriction is desired.
Socket weld gate valve dimensions.
Api 598 socket weld dimensions.
End connections socket weld.
Socket weld flanges are available only up to 3 nps size.
Socket weld flange dimensions are covered in asme b16 5 which covers pipe flanges and flanged fittings for size nps to 24 for above nps 26 to 60 it should be as per asme b16 47.
From the most common application to the most severe velan has a solution.
Carbon steel class 800 1975 psig 100 f 138 bar 38 c carbon steel class 1500 3705 psig 100 f 255 bar 38 c materials and trim specifications page 91 800 lb.
Valves size 1 and smaller are not within.
Ansi asme b1 20 1 butt weld.
Body bonnet weld to asme ix socket weld ends to asme b16 11 screwed ends npt to asme b1 20 1 butt welding ends to asme b16 25 ratings.
Asme b16 11 screw end dimensions.
Ansi asme b16 11 thread.
The closure member of gate valves either stops or allows flow through the valve and acts somewhat like the opening or closing of a gate and is called appropriately the gate valve.
During a dimensional inspection of socket weld flange you should check for.
Carbon steel class 800 1975 psig 100 f 138 bar 38 c carbon steel class 1500 3705 psig 100 f 255 bar 38 c materials and trim specifications page 91 800 lb.
One of the most comprehensive valve product lines available from any manufacturer.
Size inch 1 4 3 8 1 2 3 4 1 1 1 4 1 1 2 2.
Extended body gate valves have a welded or threaded connection and are used for tapping of pressure vessels and header lines for vents drains or takeoff lines and instrumentation.
Socket weld ends to asme b16 11 screwed ends npt to asme b1 20 1 butt welding ends to asme b16 25 ratings.
B16 34 vogt product gate globe and check valves size 1 25 through 4 dn 32 dn 100 pressure classes 150 through 2680 ltd.