Our Product — Gate Valve - MSS metal seat gate valve OS&Y
● Standards:
- 1. Design and manufacture: MSS SP-70.
2. Flange dimensions: ASME B16.1.
3. Face to face dimensions: ASME B 16.10.
4. Test and inspection: API 598.
5. Size up to 48".
● Materials
| NO. | PART | MATERIAL | STANDARD |
| 1 | Body | Cast Iron | ASTM A126 CLASS B |
| 2 | Seat Rings | Cast Bronze | ASTM B62 |
| 3 | Wedge Face Rings | Cast Bronze | ASTM B62 |
| 4 | Wedge | Cast Iron | ASTM A126 CLASS B |
| 5 | Stem | Brass | ASTM B16 |
| 6 | Body Gasket | Graphite | NON ASBESTOS |
| 7 | Bolts | Steel | ASTM A307 B |
| 8 | Nuts | Steel | ASTM A307 B |
| 9 | Bonnet | Cast Iron | ASTM A126 CLASS B |
| 10 | Back Seat Bushing | Cast Brass | ASTM B584 |
| 11 | Packing | Graphite | NON ASBESTOS |
| 12 | Packing Gland | Cast Brass | ASTM B584 |
| 13 | Gland Follower Bolts | Steel | ASTM A307 B |
| 14 | Gland Follower Nuts | Steel | ASTM A307 B |
| 15 | Gland Follower | Ductile Iron | ASTM A536 65-45-12 |
| 16 | Yoke Bushing | Cast Bronze | ASTM B62 |
| 17 | Yoke Bushing Nut | Cast Iron | ASTM A126 CLASS B |
| 18 | Screw | Steel | ASTM A307 B |
| 19 | Handwheel | Cast Iron | ASTM A126 CLASS B |
| 20 | Identification Plate | Aluminlum | |
| 21 | Handwheel Nut | Ductile Iron | ASTM A536 65-45-12 |
| 22 | Yoke | Cast Iron | ASTM A126 CLASS B |
| DN | L | Dk | D | b | n-b | Do | h |
| 2" | 178 | 121 | 152 | 15.9 | 4-19 | 178 | 380 |
| 2.5" | 190.5 | 140 | 178 | 17.5 | 4-19 | 178 | 430 |
| 3" | 203.2 | 152.5 | 190 | 19.1 | 4-19 | 200 | 485 |
| 4" | 228.6 | 190.5 | 228.6 | 23.5 | 8-19 | 254 | 615 |
| 5" | 254 | 215.9 | 254 | 23.8 | 8-22 | 300 | 700 |
| 6" | 266.7 | 241.3 | 279.4 | 25.4 | 8-22 | 300 | 835 |
| 8" | 292 | 298.5 | 343 | 28.6 | 8-22 | 348 | 1010 |
| 10" | 330 | 362 | 406 | 30.2 | 12-25 | 400 | 1220 |
| 12" | 356 | 432 | 483 | 31.8 | 12-25 | 457 | 1435 |
| 14" | 381 | 476 | 533 | 35 | 12-29 | 508 | 1655 |
| 16" | 406 | 540 | 597 | 36.6 | 16-29 | 558 | 1825 |
| 18" | 432 | 578 | 635 | 39.7 | 16-32 | 610 | 2020 |
| 20" | 457 | 635 | 699 | 42.9 | 20-32 | 640 | 2290 |
| 24" | 508 | 749 | 813 | 47.6 | 20-35 | 762 | 3360 |
| 30" | 610 | 914 | 984 | 54 | 28-35 | 813 | 3665 |
| 36" | 711 | 1086 | 1168 | 60.3 | 32-42 | 813 | 3920 |
