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Cast Iron Valve Body
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Cast Iron Valve Body

Cast iron valve bodies are critical components used in various industrial applications to regulate and control fluid flow. These valve bodies are made from cast iron, a material known for its excellent mechanical properties, including strength, durability, and resistance to wear and corrosion.

  • Available Materials Gray iron, ductile iron
  • Customization Drawings or samples
  • OEM Service Drawings, OEM numbers, or samples
  • Standard AISI, ANSI, ASTM, JIS, GB, ISO, DIN, BS, AS
  • Quality Approval ISO9001
  • Product Inspection and Testing Spectrometer; Ultrasonic; X-Ray; Chemical and mechanical analysis; NDT; CMM and more
  • Dimensional Tolerance CT4-CT7
  • Machining Service CNC machining service available
  • Surface Treatment Machining, Grinding, Shot Peening, Polishing, Anodising, Electroplating, Sandblasting and More.
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Product Detail

product detail

 

Characteristics of Cast Iron Valve Body
Material Properties: Cast iron offers high tensile strength and durability, making it suitable for applications that require resistance to high pressures and temperatures. Its inherent ability to absorb vibrations also contributes to the longevity of the valve system.

Corrosion Resistance: While traditional cast iron can be susceptible to corrosion, modern formulations and coatings can enhance its resistance to various corrosive environments, making it ideal for use in water, oil, and gas applications.

Design Versatility: Cast iron valve body can be manufactured in various shapes and sizes, allowing for customization to meet specific operational requirements. This versatility extends to different valve types, including gate, globe, and check valves.

Cost-Effectiveness: Compared to other materials, cast iron is generally more affordable, making it a popular choice for large-scale industrial applications.

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Applications of Cast Iron Valve Body
Cast iron valve body are commonly used in various sectors, including:

Water Treatment: Managing the flow of water in treatment plants and distribution systems.
Oil and Gas: Controlling the flow of hydrocarbons in pipelines and refineries.
Power Generation: Regulating steam and other fluids in power plants.
HVAC Systems: Managing heating and cooling fluids in building systems.

Our factory services

CNC Machining
aluminum alloy casting
iron casting parts
valve body
304 stainless steel investment casting
aluminum casting
aluminum die casting
Gearbox
welding parts
316 stainless steel investment casting
316 stainless steel valve body
ADI Casting
Cast iron wheel
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PRODUCTION FOLW CONTROLCONTROL

control 1_1

Raw Material Quality Control

1. Strictly monitor the chemical composition, purity, and impurity levels of metal materials (e.g., pig iron, scrap steel, alloys).
2. Conduct performance tests (e.g., permeability, strength) on auxiliary materials such as casting sand and binders.
control 2_1

Melting Process Control

1. Precisely control melting temperature (avoid overheating or insufficient heating).
2. Ensure compositional uniformity with rapid chemical analysis before pouring.
3. Perform deoxidation and degassing (vacuum melting for critical castings).
control 3_1

Mold/Core Quality Control

1. Mold dimensional accuracy must meet drawing requirements (focus on parting surfaces, draft angles, etc.).
2. Sand compactness, moisture content, and permeability must comply with process standards.
3. Monitor curing levels for special processes like resin sand and lost foam casting.
control 4_1

Gating System Design Control

1. Scientifically design gating systems (sprue, runner, and ingate ratios).
2. Control pouring temperature (typically 50-150°C above the liquidus line).
3. Use appropriate pouring speeds to avoid turbulence-induced gas entrapment.
control 5_1

Solidification Process Control

1. Implement directional solidification techniques (e.g., mold temperature control, chill placement).
2. Apply progressive solidification for critical components.
3. Monitor cooling curves against expected profiles.
control 6_1

Post-Processing Control

1. Strictly manage timing and methods for sand removal and riser cutting.
2. Standardize heat treatment (annealing/normalizing/quenching with parameter logs).
3. Control aging treatment time and temperature.
control 7_1

Dimensional & Defect Inspection

1. Full-scale dimensional inspection (100% verification of critical dimensions).
2. Apply non-destructive testing (X-ray, ultrasonic, magnetic particle inspection, etc.).
3. Sample tests for microstructure and mechanical properties.
control 8_1

Traceability Management

1. Maintain comprehensive records per batch (heat number, operators, timestamps, etc.).
2. Archive process inspection data and visual documentation.
3. Establish a complete quality file system.
CERTIFICATE
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One-stop serviceSSERVICES

CNC MACHINING
CNC MACHINING
✔ Multi-Material Machining — Aluminum, Steel, Titanium, Stainless Steel (17-4 PH), Plastics, etc.
✔ Multi-Axis CNC Machining — 3/4/5 Axis CNC for Complex Geometries
✔ Precision Grinding & Polishing — Surface Finish up to Ra 0.4μm
✔ Customized Production — From Small-Batch Prototyping to Large-Scale Mass Production
✔ Rigorous Quality Control — Full-Process CMM Inspection, Compliant with ISO 9001 Standards
HEAT TREATMENT
HEAT TREATMENT
We offer customized heat treatment processing services, 
✔  Annealing (eliminates internal stress, improves machinability) 
✔  Quenching & Tempering (enhances hardness and toughness) 
✔ Precipitation Hardening (e.g., 17-4 PH, H900/H1150) 
Carburizing & Nitriding (improves surface wear resistance) 
✔  Vacuum/Controlled Atmosphere Heat Treatment (prevents oxidation, suitable for precision components)
SURFACE TREATMENT
SURFACE TREATMENT
✔ Coatings & Platings:
○ Electroplating (Zinc Plating, Nickel Plating, Chrome Plating, Electroless Nickel Plating, etc.)
○ Anodizing (Hard Anodizing for Aluminum, Color Anodizing)
○ PVD/CVD (TiN, CrN, DLC, and Other Hard Coatings) ○ Thermal Spraying (Plasma Spraying, Arc Spraying)
✔ Conversion Coatings:
○ Passivation (Stainless Steel, Aluminum Alloys)
○ Phosphating (Rust Prevention for Steel, Enhanced Paint Adhesion)
○ Blackening/Bluing (Aesthetics and Basic Rust Resistance)