SKU: SCFW3

ANSI 300 Flanged Cast Steel Swing Check Valve

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  • ANSI 300 Flanged Carbon Steel Swing Check Valve
  • Low Cracking Pressure
  • Metal to Metal Seat
  • 0 to 50 Bar Pressure Range
  • 0°C to 315°C Temperature Range
  • Horizontal installation only
  • Tested to API598

ANSI 300 WCB Swing Check Dimensions

Size D (Flange OD) D1 (PCD) D2 (Raised Face OD) Bore Dia. N-ød (Holes) B (Flange Thick.) H Wall Thick. Weight (kg)
50 267 ± 1.5 165 127 91.9 51 8-Ø19.0 20.7 177 10 23
65 292 190 149.4 104.6 64 8-Ø22.2 23.9 189.5 11.2 31
80 318 210 168.1 127.0 76.2 8-Ø22.2 27 203 12 40
100 356 255 200.2 157.2 102 8-Ø22.2 30.2 283 12.7 62.67
125 400 280 235 185.7 127 8-Ø22.2 33.4 310 14.5 89
150 444 320 269.7 215.9 152.4 12-Ø22.2 35.1 330.5 16 122.6
200 533 381 330.2 269.7 203.2 12-Ø25.4 39.7 411 17.6 199
250 622 445 387.4 323.8 254 16-Ø28.6 46.1 456 19.1 298.5
300 711 521 450.8 381 305 16-Ø31.8 49.3 519 20.6 445

All dimensions in mm unless shown otherwise. 

ANSI 300 WCB Swing Check Construction

No. Part Material
1 BODY ASTM A216 WCB
2 SEAT ASTM A105+13CR
3 WEDGE (2"-3") ASTM A217 CA15+13CR
  WEDGE (4"-24") ASTM A216 WCB+13CR
4 PRESSURE PAD 2Cr13
5 NUT SS304
6 COTTER SS304
7 PIN ASTM A276 420
8 ROCKER ASTM A216 WCB
9 PIN ASTM A276 420
10 STENTS ASTM A216 WCB
11 LOCK WASHER SS304
12 HEX BOLT SS304 (A2-70)
13 GASKET 304L+Graphite
14 BONNET ASTM A216 WCB
15 NUT ASTM A194 2H
16 BOLT ASTM A193 B7
17 LIFTING BOLT 20

* Note the 50mm & 65mm have no lifting bolt 

Size 50mm to 300mm
Flange ANSI 300
Body Carbon Steel (WCB)
Seat Metal
Pressure 50 Bar @ ambient

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