4 brass gate valve Introduction
The 4-inch brass gate valve has a nominal diameter of 4 inches (approx. 101.6mm), made of high-quality H59-1 brass,
with a nominal pressure of 1.6MPa (suitable for water temperature ≤120℃) and an operating temperature range of -10℃~120℃;
it adopts NPT or BSP threaded connection, with sealing material of nitrile rubber (NBR) or EPDM rubber, and is operated by manual handwheel drive.
0-Leaking Gate Valve
Size Range: DN50 – DN2000 (2” – 80”)
Pressure Rating: PN10 / PN16 / ANSI Class 150
Temperature Range: -20°C to +180°C depending on seat and material options
Body Material: Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel
Seat Material: EPDM, NBR, PTFE, Metal Seals (for high-pressure applications)
Gate Material: Ductile Iron or Stainless Steel with corrosion-resistant coatings
Stem Material: Stainless Steel 420/431
End Connections: Flanged to EN 1092-2, ANSI B16.5, or custom drilling
Operation: Manual (Handwheel), Gear, Pneumatic, Electric Actuation
Testing: Hydrostatic Shell Test: 1.5× rated pressure, Seat Test: 1.1× rated pressure per EN 12266 / API 598
Rubber Lined Gate Valve
Rubber Lined Gate Valve
Sizes: DN50–DN1000 (2″–40″) full bore
Connection Types: Flanged EN 1092-2 / ANSI B16.5, others on request
Temperature Limits: -20°C to +120°C depending on lining
Materials: Ductile iron or carbon steel body, stainless steel stem, elastomer lining (NR/EPDM/neoprene etc.)
Pressure Ratings: PN10, PN16, ANSI Class 150
Ceramic Lining Electrocar Gate Valve
Valve Type: Ceramic Lining Electrocar Gate Valve
Function: Designed for on-off service in abrasive, corrosive, or high-wear media; ceramic lining provides extended service life and reliable sealing
Design: Rising stem gate valve with electrocar (electric actuator) operation, internal flow path fully lined with high-hardness ceramic
Body Material: Carbon Steel, Stainless Steel, or Alloy Steel with ceramic lining (Al₂O₃ / ZrO₂)
Size Range: DN50 – DN600 (2″ – 24″)
Pressure Rating: PN10 – PN100 (Class 150 – Class 600)
Temperature Range: 0°C to 250°C (special designs available for higher service)
End Connections: Flanged (EN, ASME, DIN, JIS standards)
Gate Valve-Worm Gear Non-Rising Stem Cast Iron
Valve Type: Worm Gear Non-Rising Stem Cast Iron Gate Valve.
Function: Provides on-off control for water, oil, and gas pipelines with a non-rising stem design and worm gear actuation for smooth operation under high pressure
Design: Non-rising stem design, operated by a worm gear for precise flow regulation in confined spaces
Body Material: Cast Iron (often with an epoxy coating or paint for corrosion resistance)
Size Range: DN50 – DN600 (2″ – 24″)
Pressure Rating: PN10 – PN25 (Class 150)
Temperature Range: -10°C to 120°C (dependent on material and application
Resilient Seat Gate Valve
Valve Type: Resilient Seat Gate Valve
Function: Provides reliable on/off flow control with a resilient (rubber or elastomeric) seat for tight sealing, designed for low to moderate pressure systems
Design: Non-rising stem design with a resilient (rubber) seat that ensures a leak-tight shutoff even in rough service conditions
Body Material: Cast Iron, Ductile Iron, or Steel with rubber or elastomeric seat material
Size Range: DN50 – DN600 (2″ – 24″)
Pressure Rating: PN10 – PN25 (Class 150)
Temperature Range: -10°C to 80°C (depending on seat material and application)
Rubber Seat Gate Valve
Rubber Seat Gate Valve from Vcore Valve for water, HVAC and utility isolation. Seat material, coating, connection, operator and inspection requirements are confirmed by selected model and datasheet.
Bronze Cap Gate Valve
Bronze Cap Gate Valve from Vcore Valve for plumbing, marine and light utility isolation. Bronze grade, threaded connection, seat design and inspection documents are confirmed by selected model and datasheet.
Ductile Iron Gate Valve
Valve Type: Ductile Iron Gate Valve
Function: Provides on/off control for fluid flow in pipelines, offering robust sealing and durability, especially under high pressure
Design: Non-rising stem design with a wedge-shaped gate that ensures a tight seal and smooth operation
Body Material: Ductile Iron (with optional corrosion-resistant coating such as epoxy or zinc)
Size Range: DN50 – DN1200 (2″ – 48″)
Pressure Rating: PN10 – PN25 (Class 150 – Class 300)
Temperature Range: -10°C to 120°C (depending on application and materials used)
Grooved Gate Valve
Valve Type: Grooved End Gate Valve
Function: Provides on-off flow control in piping systems, designed with grooved ends for quick and easy installation without traditional flanges or welding
Design: Non-rising stem or outside screw & yoke design, compact body with grooved end connections for use with couplings
Body Material: Ductile Iron / Cast Iron with fusion-bonded epoxy coating for corrosion resistance
Size Range: DN50 – DN300 (2″ – 12″)
Pressure Rating: PN10 – PN20 (Class 150)
Temperature Range: -10°C to 120°C (depending on seat material)
Hydro Gate Valve
Valve Type: Hydro Gate Valve
Function: Designed for on/off water flow control in large-scale civil and industrial applications, often used in dams, reservoirs, power plants, and municipal water systems
Design: Rising or non-rising stem gate valve; heavy-duty structure with guided gate to ensure smooth operation under high water pressure
Body Material: Cast Iron, Ductile Iron, Carbon Steel, or Stainless Steel depending on service conditions
Size Range: DN200 – DN3000 (8″ – 120″)
Pressure Rating: PN6 – PN25 (Class 125 – Class 150)
Temperature Range: 0°C to 80°C for standard water service (special designs for higher temperature)
Underground Gate Valve
Underground gate valve for buried water, fire water and municipal isolation service. Vcore Valve confirms stem extension, operating key, coating, body material and pressure rating from the project drawing before supply.