China Wholesale Ansi Check Valve Factory – Forged steel Gate valve – C. Z. IT

Gate valves are used to shut off the flow of liquids rather than for flow regulation. When fully open, the typical gate valve has no obstruction in the flow path, resulting in very low flow resistance.The size of the open flow path generally varies in a nonlinear manner as the gate is moved. This means that the flow rate does not change evenly with stem travel. Depending on the construction, a partially open gate can vibrate from the fluid flow.

Design Features

• Outside Screw and Yoke(OS&Y)
• Two Piece self aligning packing gland
• Bolted bonnet with spiral-wound gasket
• Integral backseat

Specifications

• Basic Design: API 602, ANSI B16.34
• End to End: DHV Standard
• Test & Inspection: API-598
• Screwed Ends (NPT) to ANSI/ASME B1.20.1
• Socket weld Ends to ASME B16.11
• Butt weld Ends to ASME B16.25
• End Flange: ANSI B16.5

Optional Features

• Cast Steel, Alloy Steel, Stainless Steel
• Full Port or Regular Port
• Extended Stem or Below Seal
• Welded Bonnet or Pressure Seal Bonnet
• Locking Device upon request
• Manufacturing to NACE MR0175 upon request

Products Drawing:

Main  Part Materials List:

Pipe fittings are crucial components in the piping system, used for connection, redirection, diversion, size change, sealing or controlling the flow of fluids. They are widely applied in fields such as construction, industry, energy and municipal services.

Key Functions: It can perform functions such as connecting pipes, changing flow direction, dividing and merging flows, adjusting pipe diameters, sealing pipes, controlling and regulating.

Application Scope:

• Building water supply and drainage: PVC elbows and PPR tris are used for water pipe networks.
• Industrial pipelines: Stainless steel flanges and alloy steel elbows are used to transport chemical media.
• Energy transportation: High-pressure steel pipe fittings are used in oil and gas pipelines.
• HVAC (Heating, Ventilation, and Air Conditioning): Copper pipe fittings are used to connect refrigerant pipelines, and flexible joints are used for vibration reduction.
• Agricultural irrigation: Quick connectors facilitate the assembly and disassembly of sprinkler irrigation systems.