| Series | GVA50714-GVA60714-S |
| Standard | JIS |
| JIS number | F-7422, F-7400 |
| Pressure rating | JIS 20K |
| Size range | 6…25 |
| Connection | Flanged (Type F) / Screw thread (Type S) |
| Body material | Forged Steel SF45 |
| Manufacturing standard | Manufactured in accordance to JIS F7400 |
| Flanges | As per JIS B2220 - 20K |
| Type S | Screw thread type, nominal dia. 6 and 10 |
| Type F | Flange type, nominal dia. 15 to 25 |
| Class certificate | Class certificate on request (DNV, LR, ABS, BV) |
| No. | Part | Material |
|---|---|---|
| 1 | Body | Forged Steel SF45 |
| 2 | Stem | Stainless Steel SUS403 |
| 3 | Disc | Stainless Steel SUS402J1 |
| Type | Size | L | L1 | L2 | L3 | K | D | C | n | h | t | H | B2 | D3 | Kg |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| S | 6 | - | 42 | 38 | 51 | 12 | - | - | - | - | - | 115 | 30 | M20x1.5 | 1.20 |
| S | 10 | - | 46 | 45 | 58 | 16 | - | - | - | - | - | 125 | 41 | M24x2 | 1.54 |
| F | 15 | 75 | - | - | - | - | 95 | 70 | 4 | 15 | 14 | 160 | - | - | 3.8 |
| F | 20 | 80 | - | - | - | - | 100 | 75 | 4 | 15 | 16 | 180 | - | - | 5.05 |
| F | 25 | 95 | - | - | - | - | 125 | 90 | 4 | 19 | 16 | 190 | - | - | 7.16 |
| Test Pressure MPa [kg/cm2] | |
|---|---|
| Body | 5.0 [51.0] |
| Seat | 3.76 [37.4] |
| Type | Type of Connection | Nominal Dia. |
|---|---|---|
| S | Screw thread type | 6 and 10 |
| F | Flange type | 15 to 25 |
| Size | Code | Code SDNR |
|---|---|---|
| 15A | GVA50714-325 | |
| 20A | GVA50714-326 | |
| 25A | GVA50714-327 |
Codes from the ERGOMATIC Marine Valves Catalogue.
| Size | Code | IMPA |
|---|---|---|
| 15A | GVA50714-325 | 750626 |
| 20A | GVA50714-326 | 750627 |
| 25A | GVA50714-327 | 750628 |
IMPA Marine Stores Guide codes for the same valve type, material, pressure rating and size.
