JIS F7337 40K Forged Steel Marine Angle Valve
Item | Description |
|---|---|
Product Name | JIS F7337 40K Forged Steel Marine Angle Valve |
Certificates | ABS, LR, BV, DNV, RINA, CCS |
FOB Price | Get Latest Price Now |
Warranty | 12 months (unless otherwise specified) |
Place of Origin | China |
Overview
1. Scope
This Japanese Industrial Standard specifies forged steel angle air valves for compressed air in ships.
2. Pressure rating
The maximum working pressure shall be 4.6 MPa.
3. Classification
| Type | Type of connection |
|---|---|
| S | Union nut |
| F | Flange |
4. Materials
| No. | Component | Material |
|---|---|---|
| 1 | Body | JIS G 3201 - SF 440 A or JIS G 4051 - S 25 C |
| 2 | Flange | JIS G 3201 - SF 440 A or JIS G 4051 - S 25 C |
| 3 | Bonnet | JIS G 3201 - SF 440 A or JIS G 4051 - S 25 C |
| 4 | Disc | JIS H 3250 - C 6782 BD or C 6782 BE |
| 5 | Valve disc nut | JIS H 3250 - C 6782 BD |
| 6 | Stem | JIS H 3250 - C 6782 BD or C 6782 BE |
| 7 | Handwheel | JIS G 5501 - FC 200 |
| 8 | Seat ring | JIS H 3250 - C 6782 BD or C 6782 BE |
| 9 | Gland nut | JIS H 3250 - C 3771 BD |
| 10 | Gland | (Empty) |
| 11 | Hexagon nut | (Empty) |
| 12 | Split pin | JIS H 3260 - C 2600 W |
| 13 | Cross recessed pan head machine screw | JIS H 3260 - C 2700 W |
| 14 | Bonnet lock plate | JIS G 4306 - SUS 304 |
| 15 | Disc lock washer | JIS H 3100 - C 2600 P-O |
| 19 | Packing | JIS F 7102 |
| 20 | Gasket | JIS F 7102 |
| 21 | Name plate | JIS H 3100 - C 2801 P-H |
5. Tests and inspection
The angle valves shall be subjected to the following items of inspection in accordance with JIS F 7400.
(1) Material inspection
(2) Visual inspection
(3) Dimensional inspection
(4) Assembly inspection
(5) Hydraulic inspection
The valves shall be tested as following test pressure:
(a) Watertight inspection for valve seat: 5.06 MPa
(b) Hydraulic inspection for body: 6.9 MPa
6. Drawing

7. Dimension
| Nominal dia. | Pipe out dia. (Copper) | Pipe out dia. (Steel) | d | l1 (approx.) | l2 | l3 | Threads d3 | Height (approx.) H (Fully open) | Lift | Handwheel D3 | Body d2 | Body a | Body H1 | Threads d6 | Height of bonnet H2 | Stem d7 | Stem d5 | Stuffing box S | Between faces of hexagon d7 | B1 | S2 | Calculated mass (kg) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 | 10.5 | 8 | 6 | 42 | 38 | 51 | M20x1.5 | 115 | 7 | 80 | 31 | 6 | 28 | M30x2 | 42 | 38 | 9.5 | M12 | 8 | 16 | 22 | 1.23 |
| 10 | 17.3 | 17.3 | 10 | 46 | 45 | 58 | M24x2 | 130 | 8 | 100 | 31 | 6 | 28 | M30x2 | 44 | 41 | 11 | TW16 | 10 | 18 | 27 | 1.75 |
