- Model NO.: wafer duo plate check valve
- Connection Form: Wafer
- Pressure: Ordinary Pressure
- Sealing Form: Metal or Soft Seat
- Standard: ANSI
- Type: Wafer Swing Check Valve
- Size: 1-1/2" to 60"
- Disc Type: Double Disc or Single Disc
- Body Type: Wafer Type,Lugged Type,Flanged Type
- Trademark: front
- Origin: China
- Material: Cast Steel and Cast Iron
- Structure: Swing
- Function: Non Return
- Flow Direction: Unidirection
- Application: Industrial Usage, Water Industrial Usage
- Body Material: Cast Steel or Cast Iron
- Pressure for Cast Steel Valves: 150lb to 2500lb
- Pressure for Cast Iron Valves: Pn16/150lb
- Seat: Rubber Seat and Metal Seat
- Specification: ce
- HS Code: 84813000
Standard compliance
1) Design and manufacture: API6D, API594
2) Test and inspection: API598
3) Face to face dimensions: API594
4) Install between flanges: ANSI B16.5, B16.47 SERIES A & SERIES B, JIS, BS, DIN
Specifications:
1) Size: 1-1/2" to 60"
2) Class: 150LB to 2500LB
3) Type: Double plate or single plate, wafer type, lugged type, flanged type. Metal seat or soft seat.
4) Material: CARBON STEEL,STAINLESS STEEL, ALLOY STEEL, AL-BRONZE, CAST IRON etc. such as WCB, WCC, WC6, WC9,C59400,C59800,C5, C12, CF8, CF8M, CF3, CF3M, CN7M, LCB, LCC, DUPLEX SS, MONEL, ALLOY 20, cast iron/ductile iron
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Standard materials of parts
No. | Part Name | Material |
1 | Body | Grey iron, Ductile iron, Cast steel, Stainless steel |
2 | Disc | Ductile iron, Aluminum bronze, Stainless steel |
3 | Spring | Stainless steel |
4 | Hinge Pin | Stainless steel |
5 | Stop Pin | Stainless steel |
6 | Plug | Steel |
7 | Body Bearing | PTFE |
8 | Spring Bearing | PTFE |
9 | Eye Bolt | Steel |
10 | Body Seat | EPDM, Neoprene and NBR etc. |
Size | φA | φE | B | GR | F | WT KGS |
|
mm | inch | ||||||
50 | 2" | 102 | 65 | 43 | 28.8 | 19 | 1.5 |
65 | 2.1/2" | 121 | 80 | 46 | 36.1 | 20 | 2.4 |
80 | 3" | 134 | 94 | 64 | 43.4 | 28 | 3.6 |
100 | 4" | 171 | 117 | 64 | 52.8 | 27 | 5.7 |
125 | 5" | 193 | 145 | 70 | 65.7 | 30 | 7.3 |
150 | 6" | 219 | 170 | 76 | 78.6 | 31 | 9.0 |
200 | 8" | 276 | 224 | 89 | 104.4 | 33 | 17 |
250 | 10" | 336 | 265 | 114 | 127 | 50 | 26 |
300 | 12" | 406 | 310 | 114 | 148.3 | 43 | 42 |
350 | 14" | 448 | 360 | 127 | 172.4 | 45 | 55 |
400 | 16" | 489 | 410 | 140 | 197.4 | 52 | 75 |
450 | 18" | 511 | 450 | 152 | 217.8 | 58 | 101 |
500 | 20" | 546 | 505 | 152 | 241 | 58 | 111 |
600 | 24" | 603 | 624 | 178 | 295.4 | 73 | 172 |
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