Description
KNKE Carbon Steel Gate Valve Overview
The KNKE Carbon Steel Gate Valve is made from durable metal iron-carbon alloys, offering high performance for demanding applications. This valve is commonly used in industries such as oil & gas, chemical processing, and power generation. It features a wedge-shaped disc or dual-disc configuration, designed to prevent flow by sealing against the valve seat.
The valve can withstand high pressures and extreme temperatures, with a temperature range from -46°C to 425°C. These valves are manufactured using materials such as WCA, WCB, WCC, and LCB, ensuring they meet the demanding needs of various industrial environments. Furthermore, the valve’s robust design ensures long-term reliability.
In summary, KNKE Carbon Steel Gate Valves are ideal for controlling the flow of water, steam, oil, and other liquids in pipelines. Their versatility and durability make them an essential component in critical systems.
KNKE Carbon Steel Gate Valve Selection Parameters
| Product Name | Carbon Steel Gate Valve |
| Nominal Diameter | DN15 ~ DN1200 |
| Structure | Elastic wedge single disc, rigid wedge single disc, double disc |
| Nominal Pressure | 1.6 MPa ~ 25 MPa |
| Connection Type | Flanged |
| Applicable Temperature | -20ºC ~ +150ºC ~ 425ºC ~ 550ºC |
| Drive Type | Handwheel, Electric, Pneumatic, Hydraulic |
| Body Material | Carbon Steel (WCA, WCB, WCC, LCB) |
| Manufacturing Standards | National GB, Germany DIN, American API, ANSI |
| Applicable Media | Water, Oil, Gas, Steam, Liquids |
| Brand | KNKE (USA) |
KNKE Carbon Steel Gate Valve Key Features
- Compact and Efficient Design
This valve features a compact structure that improves rigidity and ensures smooth flow. It minimizes flow resistance, thereby optimizing system performance. - Durable Sealing
The valve is equipped with sealing surfaces made of stainless steel and hard alloys, offering durability and effective sealing over time. - Reliable Operation
The flexible graphite packing used in the valve guarantees a secure seal, reducing maintenance needs and ensuring smooth operation. - Versatile Drive Options
The valve can be operated manually, pneumatically, electrically, or by gear-driven systems, making it adaptable to different operational needs. - Multiple Configuration Types
Available in elastic wedge single-disc, rigid wedge single-disc, and double-disc configurations, the valve provides flexibility for different applications.
KNKE Carbon Steel Gate Valve Standards and Specifications
- Design Standard: GB/T 12234
- Structural Length: GB/T 12221
- Flange Connection: JB/T 79.1
- Testing & Inspection: JB/T 9092
- Pressure-Temperature: GB/T 9131
- Product Marking: GB/T 12220
KNKE Carbon Steel Gate Valve Performance Parameters
| Nominal Pressure (MPa) | Shell Test Pressure (MPa) | Seat Seal (Liquid) | Seat Seal (Gas) |
| 1.6 | 2.4 | 1.8 | 0.6 |
| 2.5 | 3.8 | 2.8 | 0.6 |
| 4 | 6 | 4.4 | 0.6 |
| 6.4 | 9.6 | 7 | 0.6 |
| 10 | 15 | 11 | 0.6 |
| 16 | 24 | 18 | 0.6 |
KNKE Carbon Steel Gate Valve Suitable Media and Temperature Range
| Body Material | Applicable Media | Temperature Range (°C) |
| Carbon Steel (C) | Water, Steam, Oil | ≤425 |
| Chromium-Nickel-Titanium Steel (P) | Nitric Acid | ≤200 |
| Chromium-Nickel-Molybdenum-Titanium Steel (R) | Acetic Acid | ≤200 |
| Chromium-Molybdenum Steel (I) | Water, Steam, Oil | ≤550 |
KNKE Carbon Steel Gate Valve Main Components
| Component | Material |
| Valve Body, Cover | Carbon Steel, Chromium-Nickel-Titanium Steel, Chromium-Nickel-Molybdenum-Titanium Steel, Chromium-Molybdenum Steel |
| Gate, Valve Seat | Stainless Steel, Hard Alloy |
| Valve Stem | Chromium Stainless Steel |
| Stem Nut | Aluminum Bronze |
| Packing | Graphite Asbestos Packing, PTFE Packing |
| Handwheel | Ductile Cast Iron |
Applications of KNKE Carbon Steel Gate Valve
KNKE Carbon Steel Gate Valve is designed for use in critical industries, such as petrochemical, chemical processing, oil refineries, and power plants. Its robust structure and reliable performance make it perfect for handling high-pressure and high-temperature systems. The valve is especially suitable for applications involving water, oil, gas, steam, and other fluids in pipelines.