UTMOST Gate Valve Company is one of the best China gate valve manufacturers and China gate valve suppliers. We provide gate valves of various materials, such as Inconel, Monel, and Hastelloy alloy on offer. Actuators are both on electric and pneumatic options; And the inside nominal diameter ranges between DN15(l/2") and DN1200(48"), with nominal pressure from PN16(ANSI150) to PN400(ANSI2500), connection type included NPT/FF/RF/RTJ. Our China gate valve manufacturer can also provide customized actuated gate valve services according to your requirements. We also provide types of automatic knife gate valve for sale. Please contact us for more information or complete categories.
If you are looking for high quality gate valve, we have different types of gate valves for sale here. Cast steel gate valve has a small fluid resistance, sealing surface impact erosion is small, does not change the medium flow direction, do not disturb the flow, small pressure drop, etc., applicable pressure, temperature range, is a common cut-off valve, widely used in petroleum, chemical, thermal power plants, and other oil, water vapor pipeline to connect or cut off the medium in the pipeline. Our gate valve factory offers gate valve exporter service. Welcome to contact us.
Flange connection cast steel gate valve is suitable for nominal pressure PN1.6 ~ 42.0MPa (Class150 ~ 2500), working temperature ≤ 600 ℃, petroleum, chemical, thermal power station, and other working conditions of the pipeline, cut off or connect the pipeline medium. Its main structural features are:
The China gate valve product structure is reasonable, has reliable sealing, excellent performance, beautiful shape.
Co-based hard alloy is overlaid on the sealing surface, with good wear resistance, corrosion resistance, and anti-scuffing performance, and long service life.
The actuated gate valve stem is tempered and surface nitride treated, with good corrosion resistance and anti-scuffing.
The nominal pressure≥15.0MPa(Class900)The cavity adopts a self-tightening sealing structure, the sealing performance is enhanced with the increase of pressure to ensure the sealing performance.
The valve is equipped with an inverted sealing structure for reliable sealing.
The material of parts and the gate valve types and sizes of flange and butt welding end can be reasonably matched according to the actual working condition or user requirements to meet various engineering needs.
| No. | Parts Name | Material | |
| Stainless Steel | Cast Steel | ||
| 1 | Body | A351 CF3M | A216WCB |
| 2 | seat ring | A182F316L+STL | A105+STL |
| 3 | wedge | A351 CF3M | A216WCB |
| 4 | stem | A182F316L | F6A |
| 5 | Bonnet bolt | A193 B8 | A193B7 |
| 6 | Bonnet nut | A1948 | A194 2H |
| 7 | Gasket | PTFE | 304+graphite |
| 8 | Bonnet | A351 CF3M | A216WCB |
| 9 | Backseat bushing | A182F316L | F6a |
| 10 | Stem packing | PTFE | Flexible graphite |
| 11 | Lantern | A182 F316L | A276-420 |
| 12 | Pin | A182F6 | A182 F6 |
| 13 | Blot | A193 B8 | A194B7 |
| 14 | Bonnet nut | A1948 | A194 2H |
| 15 | Gland | A182F316L | A276-420 |
| 16 | Gland flange | A351 CF3M | A216WCB |
| 17 | stem nut | ZCuA10Fe3 | ZCuAI10Fe3 |
| 18 | Oil cup | Copper alloy | Copper alloy |
| 19 | Retaining nut | Carbon steel | Copper steel |
| 20 | Handwheel | Ductile iron | Ductile iron |
| 21 | H.W.ock.nut | Carbon steel | Carbon steel |
CLASS 150Lb
| NPS | 2 | 21/2 | 3 | 4 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 24 | 26 | 28 | 30 | 32 | 36 | 40 | 42 | |
| L | RF | 178 | 191 | 203 | 229 | 267 | 292 | 330 | 356 | 381 | 406 | 432 | 457 | 508 | 559 | 610 | 610 | 711 | 711 | 762 | 787 |
| BW | 216 | 241 | 283 | 305 | 403 | 419 | 457 | 502 | 572 | 610 | 660 | 711 | 813 | 864 | 914 | 914 | 965 | 1016 | 1067 | 1118 | |
| Manual operated | H1 | 400 | 490 | 510 | 585 | 775 | 955 | 1160 | 1375 | 1570 | 1765 | 1980 | - | - | - | - | - | - | - | - | - |
| D0 | 200 | 200 | 250 | 300 | 350 | 350 | 400 | 450 | 500 | 600 | 700 | - | - | - | - | - | - | - | - | - | |
| Belve Gear | H2 | - | - | - | - | - | - | - | - | 1668 | 1920 | 2115 | 2215 | 2600 | 2908 | 3046 | 3135 | 3293 | 3726 | 4030 4229 | |
| Electromotor operated | H3 | - | - | - | - | - | - | - | - | 1668 | 1920 | 2115 | 2215 | 2600 | 2908 | 3046 | 3135 | 3293 | 3726 | 4030 | 4229 |
CLASS 300Lb
| NPS | 2 | 21/2 | 3 | 4 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 24 | 26 | 28 | 30 | 32 | 36 | 40 | 42 | |
| L | RF | 216 | 241 | 283 | 305 | 403 | 419 | 457 | 502 | 762 | 838 | 914 | 991 | 1143 | 1245 | 1346 | 1397 | 1524 | 1727 | - | - |
| BW | 216 | 241 | 283 | 305 | 403 | 419 | 457 | 502 | 762 | 838 | 914 | 991 | 1143 | 1245 | 1346 | 1397 | 1524 | 1727 | - | - | |
| Manual operated | H1 | 470 | 525 | 535 | 635 | 805 | 1025 | 1230 | 1460 | 1645 | - | 1840 | - | - | - | - | - | - | - | - | - |
| DO | 200 | 200 | 300 | 300 | 350 | 400 | 450 | 500 | 600 | - | 600 | - | - | - | - | - | - | - | - | - | |
| Belve Gear | H2 | - | - | - | - | - | - | - | - | 1935 | 2155 | 2572 | 2908 | 3100 | 3153 | 3293 | - | - | - | ||
| Electromotor operated | H3 | - | - | - | - | - | - | - | - | - | - | 1935 | 2155 | 2572 | 2908 | 3100 | 3153 | 3293 | 3754 | 4120 | 4350 |
Utmost is a distinguished gate valve manufacturer/supplier/factory based in China, known for its commitment to quality, innovation, and customer satisfaction. With years of experience in the industry, Utmost has been consistently delivering high-quality gate valves that are designed for durability and optimal performance. Our gate valves are crafted from top-grade materials, ensuring they can withstand various operating conditions. We cater to a wide range of industries, offering a variety of gate valves to meet diverse application requirements. At Utmost, we not only provide superior products but also strive to offer exceptional customer service, making us a trusted and reliable gate valve manufacturer.
