A forged gate valve is a robust industrial valve constructed from forged steel, offering superior mechanical strength and durability compared to cast valves. The forging process compresses and shapes the metal under high pressure, resulting in a dense, uniform structure with enhanced resistance to stress, corrosion, and thermal expansion. This valve operates by lifting a gate vertically to allow or block fluid flow, and it is typically used in fully open or fully closed positions—not for throttling. Forged gate valves are commonly found in high-pressure systems such as steam lines, oil and gas pipelines, chemical plants, and power generation facilities. They feature various end connections like welded or flanged ends and may include solid wedge, parallel slide, or through-conduit gate designs depending on the application. Their compact size, leak-tight sealing, and ability to withstand extreme conditions make them a preferred choice for critical service environments.
PR-FECT VALVES manufactures Forged gate valve in a wide range of sizes, materials, and pressure ratings, ensuring compatibility with diverse industrial applications and offering advanced technical features such as precision-machined gates and corrosion-resistant coatings for enhanced performance and durability.
| PRODUCT DETAILS | |
|---|---|
| Sizes | 1/4" to 4" |
| Pressure Class Ratings | ASME #150 to #4500 |
| End Connection | Screwed, Socket Weld, Flanged, Butt-Weld |
| Construction Types | O.S & Y.Rising Stem, Solid Wedge, Bolted Bonnet, Welded Bonnet, others upon request |
| Salient Features | Rugged construction, Bellow Seal, Pressure Seal, Fugitive Emissions, Metal Seats , Back Seating, Stem Extension, Cryogenic, Locking Arrangements etc. |
| Operator / Actuator | Handwheel, others upon request |
| STANDARDS SPECIFICATIONS | |
|---|---|
| Design & Manufacture | API 602, ASME B16.34, BS 5352 |
| Face To Face | ASME B16.10, MFG Standard |
| End Connections | ASME B16.11, ISO 7-1, BS 21 ASME B1.20.1, ASME B16.5/ B16.47 RF/FF/RTJ ASME 16.25, EN 1092 |
| Testing | API 6D, API 598, ASME B16.34 |
| Fire safe testing | ISO 10497/ API 607, API 6FA |
| Nace | NACE MR0175 / ISO 15156 and NACE MR0103 / ISO17945 |
| Fugitive emission | ISO 15848-1, API 624 |
| MATERIAL OF CONSTRUCTION | |
|---|---|
| Body / End Connector | Carbon Steel (ASTM A105, ASTM A181), Low Carbon Steel ( ASTM A350 LF2), Stainless Steel ( ASTM A182 F304, ASTM A182 F316, ASTM A182 F304L, ASTM A182 F316L, ASTM A182 F317, ASTM A182 F904L, ASTM A182 F310) Nickel alloys (B564 Monel, Inconel B564, B366), High Temp Alloys (Inconel 600, Inconel 625, Inconel 718, HastealloyX, Titanium Aloy) |
| Trim | Stainless Steel (SS304, SS316, SS304L, SS316L, SS317, SS310, SS904L), Nickel alloys, Duplex Stainless Steel, Exotic Materials. |
| Seat | PTFE/ RPTFE/ Special filled PTFE/ PEEK/ Devlon®/ SS316 + ST |
| Stem Packing & Seals | PTFE/ RPTFE/ Special filled PTFE/Graphite/Graphoil |
| Gaskets | PTFE/ RPTFE/ Special filled PTFE/Graphite/Graphoil/Spiral Wounded |
| Stem Bearing | RPTFE/ Special filled PTFE/Graphite |
| Fasteners | ASTM A193 Gr.B7/A194 Gr.2H, B7M/2HM, B8/8, B8M/8M, L7/4, B16/2H etc |