Trunnion Ball Valve
Trunnion ball valves provide stable sealing and controlled operation for high-pressure pipeline isolation.
Trunnion ball valves are designed for pipeline isolation where higher pressures and larger valve sizes place considerable force on the closure element. Instead of allowing the ball to move freely, the ball is mechanically supported at the top and bottom. This keeps it aligned while the seats move toward the ball to create the seal, helping reduce seat loading and operating torque. For demanding pipeline projects, selecting a Trunnion Ball Valve Manufacturer in USA means looking for a valve that can maintain stable shutoff through pressure changes, repeated cycling and long periods in service. The supported-ball arrangement makes this design especially suitable where predictable operation and dependable isolation are required without placing excessive load on the sealing surfaces.Technical Specifications
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3 Piece Screwed Ball Valve
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3 Piece Flanged Ball Valve
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2 Piece Screwed Ball Valve
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2 Piece Flanged Ball Valve
2 Piece Flanged Ball Valve Design & manufacture: EN12516, DIN3357 Face to Face: DIN 3202, EN558-1, DN15 to DN100 (F4,F14), DN125 to DN250 (F5,F15) Flange End: EN1092-2, ISO7005-2 Nominal Pressure: PN16, PN25, PN40, PN63 Pressure testing: EN1266, ISO 5208, DIN 3230 Nominal Size: DN15 to DN250 Body: Cast Iron, Cast Steel, CF8, CF8M Ball: SS304, SS316 Seat: PTFE, RPTFE Gasket: PTFE, RPTFE Bolt: Stainless Steel Nut: Stainless Steel Stem: SS304, SS316 Handle: Stainless Steel Dimensions: Inches mm L D D1 D2 t C N-Φd ½” DN15 108 90 60.5 35 2 10 4-Φ16 ¾” DN20 117 100 70 43 2 11 4-Φ16 1” DN25 127 110 79.5 51 2 12 4-Φ16 1-1/4” DN32 140 115 89 63.5 2 13 4-Φ16 1-1/2” DN40 165 125 98.5 73 2 15 4-Φ16 2” DN50 178 150 120.5 92 2 16 4-Φ19 2-1/2” DN65 190 180 140 105 2 18 4-Φ19 3” DN80 203 190 152.5 127 2 19 4-Φ19 4” DN100 229 230 190.5 157 2 24 8-Φ19 5” DN125 356 255 216 186 2 24 8-Φ22 6” DN150 394 280 241.5 216 2 26 8-Φ22 8” DN200 457 345 298.5 267 2 29 8-Φ22 10” DN250 533 405 362 324 2 31 12-Φ25
1 Piece Screwed Ball Valve
1 Piece Screwed Ball Valve Full Port or Reduced Port Investment cast stainless steel unibody Blow-out proof stem, Double reduced port Size: DN6 to DN50 Nominal Pressure: PN1.0 to PN2.5 Body: CF8, CF8M, Carbon Steel, Cast Iron Ball: ASTM A351 Gr CF8M Seat: PTFE Insert: ASTM A351 Gr CF8M Stem: SS316 Thrust washer: PTFE Stem packing: PTFE Gland ring: SS304 Handle: SS304 Stem washer: SS304 Stem nut: SS304 Locking device: SS304 Dimension: Unit: mm DN L D E 6 40 5 70 10 45 7 78 15 55 9 99 20 60 12 96 25 70 15 112 32 78 20 128 40 83.5 25 142 50 96.5 32 155
1 Piece Flanged Ball Valve
1 Piece Flanged Ball Valve Design & manufacture: EN12516, DIN3357 Face to Face: DIN 3202, EN558-1, DN15 to DN100 (F4,F14), DN125 to DN250 (F5,F15) Flange End: EN1092-2, ISO7005-2 Nominal Pressure: PN16, PN25, PN40, PN63 Pressure testing: EN1266, ISO 5208, DIN 3230 Nominal Size: DN15 to DN250 Body: Cast Iron, Cast Steel, CF8, CF8M Ball: SS304, SS316 Seat: PTFE, RPTFE Gasket: PTFE, RPTFE Bolt: Stainless Steel Nut: Stainless Steel Stem: SS304, SS316 Handle: Stainless Steel Dimensions Unit: mm DN φd L D K D1 C f H N-φ W 15 12 90 95 65 46 14 2 60 4-14 110 20 15 105 105 75 56 14 2 65 4-14 120 25 20 110 115 85 65 15 2 75 4-14 150 32 25 125 135 100 75 16 3 83 4-18 160 40 32 136 145 110 85 18 3 90 4-18 160 50 38 155 160 125 100 18 3 100 4-18 180 65 50 170 180 145 118 20 3 110 4-18 200 80 65 200 195 160 132 20 3 130 8-18 250 100 80 230 215 180 150 22 3 150 8-18 270
