Alloy 20 Dual Plate Lug Type Check Valve

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Description

Alloy 20 Dual Plate Lug Type Check Valve

Body: Alloy Steel, Duplex Stainless Steel, Super Duplex, Inconel, Incoloy, Titanium

Disc: Alloy Steel, Duplex Stainless Steel, Super Duplex, Inconel, Incoloy, Titanium

Seat: Metal Seated, BUNA, EPDM, VITON

Nominal Size: 2″ to 24″

Nominal Pressure: PN16, PN10, Class150 to Class600

End Connection: Lugged

Design and Manufacture Standard: API 594

End Dimension: ASME B16.5, ANSI B16.10, JIS B2220

Face to Face Dimension: EN558-1, API 594, ISO 5752, ANSI B16.10

Dimensions

NPS in 2 21/2 3 4 5 6 8 10 12 14 16 18 20 24
150Lb L mm 60 67 73 73 86 98 127 146 181 184 191 203 219 222
D mm 103 122 135 173 196 222 279 339 409 450 514 549 606 717
D1 mm 120.5 139.5 152.5 190.5 216 241.5 298.5 362 432 476 540 578 635 749.5
D2 mm 92 105 127 157 186 216 270 324 381 413 470 533 584 692
n-Фd mm 4-19 4-19 4-19 8-19 8-22 8-22 8-22 12-25 12-25 12-29 16-29 16-32 20-32 20-35
300Lb L mm 60 67 73 73 86 98 127 146 181 222 232
D mm 110 128 148 180 215 250 307 361 422 485 539
D1 mm 127 149 168.5 200 235 270 330 387.5 451 514.5 571.5
D2 mm 92 105 127 157 186 216 270 324 381 413 470
n-Фd mm 8-19 8-22 8-22 8-22 8-22 12-22 12-25 16-29 16-32 20-32 20-35
600Lb L mm 60 67 73 79 105 137 165 213 229 273 305
D mm 110 129 148 192 240 265 319 399 456 489 562
D1 mm 127 149 168.5 216 267 292 349 432 489 527 603
D2 mm 92 105 127 157 186 216 270 324 381 413 470
n-Фd mm 8-19 8-22 8-22 8-25 8-29 12-29 12-32 16-35 20-35 20-38 20-41