Alloy 20 Swing Check Valve
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Description
Alloy 20 Swing Check Valve
Design and Manufacture: ANSI B16.34, API 6D, DIN 3840, BS EN 1868
Face to Face Dimensions: ANSI B16.10, API 6D, DIN3202, BS EN558-1
Flange End Dimensions: ANSI B16.5, DIN 2543, BS EN 1092-1
Buttweld End Dimensions: ANSI B16.25
Test and Inspection: API598, API6D, DIN3230, BS EN 12569
Body: Alloy Steel, Super Duplex Stainless Steel, Alloy 20, CN7M, Hastelloy, Carbon Steel, WC6, WC9,
C5, C12, LCB, CF3M
Disc: Alloy Steel, Duplex Stainless Steel, Super Duplex Stainless Steel, Alloy 20, CN7M, Hastelloy, Carbon Steel,
WC6, WC9, ?C5, C12, LCB, CF3M
Trim: SS304, SS316, SS304L, SS316L, 13%Cr.Steel, Stellite, Hastelloy, Alloy 20, Duplex Stainless Steel, Super
Duplex Stainless Steel
Gland Packing: Graphite, PTFE
Nominal Size: DN40 to DN600
Nominal Pressure: PN16 to PN63, Class150 to Class300
End Connections: Flanged, Socketweld, Buttweld
Operations: Handwheel Operated, Electric Actuated, Pneumatic Actuated
Dimensions Unit: mm
Class150
| DN | d | L | d1 | d2 | D | b | n-?d | H |
| 50 | 51 | 203 | 92 | 120 | 152 | 16 | 4-?19 | 132 |
| 65 | 64 | 216 | 105 | 139 | 178 | 18 | 4-?19 | 147 |
| 80 | 76 | 241 | 127 | 152 | 190 | 19 | 4-?19 | 176 |
| 100 | 102 | 292 | 157 | 190 | 229 | 24 | 8-?19 | 198 |
| 125 | 127 | 330 | 186 | 216 | 254 | 24 | 8-?22 | 255 |
| 150 | 152 | 356 | 216 | 241 | 279 | 26 | 8-?22 | 320 |
| 200 | 203 | 495 | 270 | 298 | 343 | 29 | 8-?22 | 380 |
| 250 | 254 | 622 | 324 | 362 | 406 | 31 | 12-?25 | 440 |
| 300 | 305 | 699 | 381 | 432 | 483 | 32 | 12-?25 | 480 |
| 350 | 337 | 787 | 413 | 476 | 533 | 35 | 12-?29 | 530 |
| 400 | 387 | 864 | 470 | 540 | 597 | 37 | 16-?29 | 580 |
| 450 | 438 | 978 | 533 | 578 | 635 | 40 | 16-?32 | 618 |
| 500 | 489 | 978 | 584 | 635 | 699 | 43 | 20-?32 | 657 |
| 600 | 591 | 1295 | 692 | 749 | 813 | 48 | 20-?35 | 760 |
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