Wafer Swing Type-Plate Cast Steel Check Valve / Wafer Check Valve
Applicable Standards
Applicable Standards
Steel Check Valves, API 594/API 6D
Steel Check Valves, ISO 14313
Steel Valves, ASME B16.34
Face to Face, Manufacturer Standard
End Flanges, ASME B16.5
Inspection and Test, API 598/API 6D
Design Description
One Plece Body
Butterfly Swing Type
Single Disc, Short-pattern
Renewable Split Disc
Horizontal or Vertical Service
Wafer Ends
Butterfly Swing Type
Single Disc, Short-pattern
Renewable Split Disc
Horizontal or Vertical Service
Wafer Ends
Standard Material Specifiactions
No. | Part Name | ASTM Material | |||||||
Carbon Steel | 1.25Cr-0.5Mo | 2.25Cr-1Mo | 304 Type | 316 Type | 304L Type | 316L Type | 20 Alloy | ||
1 | Body | A216 WCB | A217 WC6 | A217 WC9 | A351 CF8 | A351 CF8M | A351CF3 | A351 CF3M | A351CN7M |
2 | Plate | WCB+13Cr *1 | A217 WC6+HF | A217 WC9+HF | A351CF8 | A351 CF8M | A351CF3 | A351 CF3M | A351CN7M |
3 | Stop Pin | A276 410 | A276 410 | A276 410 | A276 304 | A276 316 | A276 304L | A276 316L | 20-Alloy |
Hinge Pin | A276 410 | A276 410 | A276 410 | A276 304 | A276 316 | A276 304L | A276 316L | 20-Alloy | |
Seat Face | 13Cr*1 | HF | HF | NA | NA | NA | NA | NA | |
Eyebolt | Carbon Steel | Carbon Steel | Carbon Steel | Carbon Steel+Zn | Carbon Steel+Zn | Carbon Steel+Zn | Carbon Steel+Zn | Carbon Steel+Zn | |
*1 | PN≥ 600Class seal face will be HF | ||||||||
Na | Intergral with vessell |
Main Outline Dimensions & Weight
PN | Class150 | Class300 | Class600 | Class900 | |||||||||
D | N | Size(mm) | Weight (kg) | Size(mm) | Weight | Size(mm) | Weight (kg) | Size(mm) | Weight (kg) | ||||
in | mm | L | D | L | D | (kg) | L | D | L | D | |||
1/2 | 15 | 16 | 47 | 0.2 | 25 | 53 | 0.23 | 25 | 53 | 0.25 | 25 | 63 | 0.3 |
3/4 | 20 | 19 | 57 | 0.3 | 31.5 | 65 | 0.36 | 31.5 | 65 | 0.38 | 31.5 | 69 | 0.4 |
1 | 25 | 22 | 66 | 0.45 | 35.5 | 72 | 0.52 | 35.5 | 72 | 0.55 | 35.5 | 78 | 0.6 |
11/4 | 32 | 28 | 75 | 0.6 | 40 | 81 | 0.75 | 40 | 81 | 0.8 | 40 | 88 | 1.0 |
11/2 | 40 | 31.5 | 85 | 0.8 | 45 | 95 | 1.1 | 45 | 95 | 1.2 | 45 | 98 | 1.5 |
2 | 50 | 40 | 103 | 1.2 | 56 | 110 | 1.95 | 56 | 110 | 2.0 | 56 | 142 | 2.5 |
21/2 | 65 | 46 | 122 | 2.3 | 63 | 129 | 2.9 | 63 | 129 | 3.0 | 63 | 167 | 4.0 |
3 | 80 | 50 | 135 | 3.0 | 71 | 148 | 5.5 | 71 | 148 | 6.0 | 71 | 205 | 8.0 |
4 | 100 | 60 | 173 | 7.0 | 80 | 180 | 9.0 | 80 | 192 | 10 | 80 | 247 | 13 |
5 | 125 | 90 | 196 | 12 | 110 | 215 | 15 | 110 | 240 | 17 | 110 | 288 | 20 |
6 | 150 | 106 | 222 | 15 | 125 | 250 | 20 | 125 | 265 | 22 | 125 | 25 |