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Class 2500WN Flanges

Special One or Two Piece Ring and Orifice Plate Assembly - Groove Detail

Ring Type Joint Weld Neck Orifice Flanges Class 400 - 2500

Raised Face Weld Neck Orifice Flanges Class 400 - 2500

DrillingRing Type Joint
Nom  SizeODThicknessOD of RFDia at BaseDia BevelLTHDia of Pressure ConnectionBolt CircleHole Dia# of holesBolt DiaGrove #Pitch DiaGroove DepthGroove WidthRad at BottomSpec Oval RH
OCRXAYTTPEFr maxW
in16.251.522.251.323.62 1/44.2514 7/8R182.3750.250.3440.031
mm158.838.150.857.233.591.96.410825.422.260.3256.358.7380.825.4
in1 1/281.752.883.121.94.38 1/45.751.2541 1/8R233.250.3120.4690.031.06
mm203.244.573.279.248.3111.36.4146.131.828.682.557.92511.9130.826.9
in29.2523.623.752.385 1/46.751.1281R2640.3120.4690.031.06
mm23550.891.995.360.51276.4171.528.425.4101.67.92511.9130.826.9
in2 1/210.52.254.124.52.885.62 1/47.751.2581 1/8R284.3750.3750.5310.061.19
mm266.757.2104.6114.373.2142.76.4196.931.828.6111.1259.52513.4871.530.2
in3122.6255.253.56.62 3/891.3881 1/4R3250.3750.5310.061.19
mm304.866.5127133.488.9168.19.5228.635.131.81279.52513.4871.530.2
in41436.196.54.57.5 1/210.751.6281 1/2
mm355.676.2157.2165.1114.3190.512.7273.141.138.1
in6194.258.59.256.6310.75 1/214.52.1282
mm482.6108215.9235168.4273.112.7368.353.850.8
in821.75510.62128.6312.5 1/217.252.12122
mm552.5127269.7304.8219.2317.512.7438.253.850.8
in1026.56.512.7514.7510.7516.5 1/221.252.62122 1/2
mm673.1165.1323.9374.7273.1419.112.7539.866.563.5
in12307.251517.3812.7518.25 1/224.382.88122 3/4
mm762184.2381441.5323.9463.612.7619.373.269.9

(1) Bore diameter to be specified by purchaser
(2) Other NPT and SW connections available upon request.
Welding Neck Orifice Class 2500 Flange PDF (for printing).