150lb/300lb/600lb/900lb ANSI Wafer Type Piston Check Valve (GAH71W)
Basic Info
Application
Industrial Usage
Pn
Pn1.6, 2.5, 4.0, 6.4 MPa
Strength Test Pressure
PT2.4, 3.8, 6.0, 9.6 MPa
High Pressure Seal Test Pressure
1.8, 2.8, 4.4, 7.1 MPa
Transport Package
Plywood Case
Main Specifications.
1.Design & manufacture conforms to API6D,API594.
2.Face to face length conforms to API6D,API594.
3.Flange Dimensions conform to ASME B16.5,ASME B16.47.
4.Inspection & test conforms to API598,API6D.
| Pressure rating(MPa) | CL150 | CL300 | CL600 | CL900 |
| Test pressure(MPa) | Shell test | 2.93 | 7.55 | 10.0 | 15.0 |
| High pressure seal test | 2.07 | 5.52 | 7.31 | 11.03 |
| Low pressure seal test | 0.6 |
| Applicalbe temperature | -196~550°C |
| Applicable medium | Water,Oil,Gas.,etc. |
Main Parts & Materials.
| No | Part Name | Material |
| Carbon steel | Stainless steel | Alloy steel |
| 1 | Body | A216 WCB | A351 CF8 | A217 WC6 |
| 2 | Disc | A351 CF8 | A351 CF8 | A351 CF8 |
| 3 | Spring | A182 F304 | A182 F304 | A182 F304 |
| 4 | Plate | A182 F6A | A182 F304 | A182 F304 |
| 5 | Locking | A182 F304 | A182 F304 | A182 F304 |
Main External Dimensions.

Class 150
| Size | Main Dimensions | Weight(Kg) |
| mm | in | L | D | D1 | D2 | D3 |
| 15 | 1/2 | 25 | 46 | 25 | 15 | 25 | 0.28 |
| 20 | 3/4 | 31.5 | 56 | 30 | 19 | 30 | 0.42 |
| 25 | 1 | 35.5 | 65 | 36 | 24 | 36 | 0.56 |
| 32 | 1 1/4 | 40 | 74 | 43 | 31 | 43 | 0.75 |
| 40 | 1 1/2 | 45 | 84 | 52 | 39 | 52 | 1.3 |
| 50 | 2 | 56 | 103 | 62 | 48 | 62 | 2.1 |
| 65 | 2 1/2 | 63 | 122 | 75 | 62 | 75 | 2.8 |
| 80 | 3 | 71 | 135 | 90 | 76 | 90 | 3.6 |
| 100 | 4 | 80 | 173 | 112 | 95 | 112 | 4.8 |
| 125 | 5 | 110 | 195 | 125 | 110 | 132 | 12 |
| 150 | 6 | 125 | 220 | 150 | 127 | 158 | 17 |
| 200 | 8 | 160 | 277 | 200 | 165 | 208 | 29 |
Class 300
| Size | Main Dimensions | Weight(Kg) |
| mm | in | L | D | D1 | D2 | D3 |
| 15 | 1/2 | 25 | 52 | 25 | 15 | 25 | 0.3 |
| 20 | 3/4 | 31.5 | 65 | 30 | 19 | 30 | 0.46 |
| 25 | 1 | 35.5 | 72 | 36 | 24 | 36 | 0.6 |
| 32 | 1 1/4 | 40 | 81 | 43 | 31 | 43 | 0.8 |
| 40 | 1 1/2 | 45 | 94 | 52 | 39 | 52 | 1.5 |
| 50 | 2 | 56 | 110 | 62 | 48 | 62 | 2.4 |
| 65 | 2 1/2 | 63 | 128 | 75 | 62 | 75 | 3 |
| 80 | 3 | 71 | 147 | 90 | 76 | 90 | 4 |
| 100 | 4 | 80 | 179 | 112 | 95 | 112 | 5.5 |
| 125 | 5 | 110 | 214 | 125 | 110 | 132 | 13 |
| 150 | 6 | 125 | 249 | 150 | 127 | 158 | 22 |
| 200 | 8 | 160 | 305 | 200 | 165 | 208 | 36 |
Class 600
| Size | Main Dimensions | Weight(Kg) |
| mm | in | L | D | D1 | D2 | D3 |
| 15 | 1/2 | 25 | 52 | 25 | 15 | 25 | 0.4 |
| 20 | 3/4 | 31.5 | 65 | 30 | 19 | 30 | 0.8 |
| 25 | 1 | 35.5 | 72 | 36 | 24 | 36 | 1 |
| 32 | 1 1/4 | 40 | 81 | 43 | 31 | 43 | 1.3 |
| 40 | 1 1/2 | 45 | 94 | 52 | 39 | 52 | 1.8 |
| 50 | 2 | 56 | 110 | 62 | 48 | 62 | 2.8 |
| 65 | 2 1/2 | 63 | 128 | 75 | 62 | 75 | 4 |
| 80 | 3 | 71 | 147 | 90 | 76 | 90 | 6 |
| 100 | 4 | 80 | 191 | 112 | 95 | 112 | 11 |
| 125 | 5 | 110 | 239 | 125 | 110 | 132 | 25 |
| 150 | 6 | 125 | 264 | 150 | 127 | 158 | 32 |
| 200 | 8 | 160 | 318 | 200 | 165 | 208 | 52 |
Class 900 | Size | Main Dimensions | Weight(Kg) |
| mm | in | L | D | D1 | D2 | D3 |
| 15 | 1/2 | 25 | 62 | 25 | 15 | 25 | 0.6 |
| 20 | 3/4 | 31.5 | 69 | 30 | 19 | 30 | 0.9 |
| 25 | 1 | 35.5 | 77 | 36 | 24 | 36 | 1.2 |
| 32 | 1 1/4 | 40 | 87 | 43 | 31 | 43 | 1.5 |
| 40 | 1 1/2 | 45 | 97 | 52 | 39 | 52 | 2 |
| 50 | 2 | 56 | 140 | 62 | 48 | 62 | 5.5 |
| 65 | 2 1/2 | 63 | 162 | 75 | 62 | 75 | 7.5 |
| 80 | 3 | 71 | 165 | 90 | 76 | 90 | 8 |
| 100 | 4 | 80 | 204 | 112 | 95 | 112 | 14 |
| 125 | 5 | 110 | 245 | 125 | 110 | 132 | 27 |
| 150 | 6 | 125 | 286 | 150 | 127 | 158 | 41 |
| 200 | 8 | 160 | 356 | 200 | 165 | 208 | 76 |