High Quality Custom Cast Iron or Steel Threaded Flange Premium Casting Services Product

In industrial piping and mechanical systems, flanges serve as critical connection points that ensure system integrity and safety. Our premium casting services specialize in producing high-quality custom threaded flanges from both cast iron and steel, offering engineered solutions for demanding applications across various industries. With precise threading capabilities and superior material properties, our flanges provide reliable performance in high-pressure, high-temperature, and corrosive environments.

Material Excellence: Cast Iron & Steel Options
We offer comprehensive material selection to meet specific operational requirements:

Cast Iron Flanges

• Gray Iron (GG25): Excellent vibration damping capacity and good machinability

• Ductile Iron (GGG50): Superior tensile strength (500 MPa) and impact resistance

Steel Flanges

• Carbon Steel: High strength and temperature resistance for general industrial use

• Stainless Steel (304/316): Outstanding corrosion resistance for chemical and marine applications

Advanced Manufacturing Process
Our integrated manufacturing approach ensures precision and quality:

1. Sand Casting Process

   • Resin sand molding for dimensional accuracy

   • Controlled pouring and solidification

   • Customizable sizes from DN15 to DN600

2. Precision Threading

   • CNC threading equipment for accurate profiles

   • Compliance with international standards (ISO, ANSI, DIN)

   • Thread types including NPT, BSPT, and metric threads

3. Heat Treatment & Finishing

   • Stress relieving for dimensional stability

   • Normalizing for improved mechanical properties

   • Surface treatments including galvanizing and anti-corrosion coatings

Performance Advantages

• Leak-proof Connections: Precision threads ensure perfect sealing

• High Pressure Resistance: Suitable for systems up to 25 MPa

• Temperature Resilience: Performance maintained from -20°C to 400°C

• Long Service Life: Corrosion-resistant materials and coatings

• Easy Installation: Accurate threading simplifies assembly

Quality Assurance

• ISO 9001 certified manufacturing processes

• Dimensional verification and pressure testing

• Material certification and traceability

• Non-destructive testing capabilities

Applications

• Oil & Gas Pipelines: High-pressure connection systems

• Chemical Processing: Corrosion-resistant piping networks

• Water Treatment Plants: Municipal and industrial water systems

• Power Generation: Steam and coolant line connections

• Industrial Machinery: Hydraulic and pneumatic systems

Choose our premium casting services for threaded flanges that combine material expertise with precision engineering. Contact us today to discuss your custom requirements and benefit from our technical support in selecting the optimal flange solution for your application.