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Business License in the Steel and Foundry Industry
2026-02-07
20:52
In the oil, gas, and petrochemical industries, selecting the appropriate alloy for manufacturing equipment subjected to high pressure and temperature is one of the most critical steps in design and engineering. One of the recognized standards in this field is ASTM A216 , which is designed for carbon steel castings used in pressure-containing parts and includes three main grades: WCA, WCB, and WCC.
Grade WCC, due to its higher mechanical properties compared to the other two grades, is an ideal choice for equipment operating under more severe conditions.
The WCC alloy, featuring higher yield strength and tensile strength, is widely used in manufacturing valve bodies, flanges, fittings, and industrial components exposed to high pressure and relatively elevated temperatures. ASTM A216 Grade WCC, with its optimized chemical composition and excellent fusion weldability, has demonstrated reliable performance in pipelines, refineries, and heavy process equipment.
Mechanical Properties of WCC Alloy
Grade WCC possesses enhanced mechanical properties compared to other grades of this standard, making it suitable for heavier-duty applications. According to ASTM A216:
- Tensile Strength: Ranges from 70 to 95 ksi (485 to 655 MPa)
- Yield Strength: Minimum 40 ksi (275 MPa)
- Elongation: Minimum 22% in a standard 2-inch test specimen
- Reduction of Area: Minimum 35%
These technical specifications indicate that cast components made from the WCC alloy offer adequate resistance to high pressure, vibration, impact, and elevated temperatures. They deliver reliable and stable performance in high-risk operational environments.
Chemical Composition of WCC Cast Steel
The WCC alloy, as specified in the official ASTM A216 standard, has the following chemical composition, optimized to maintain its mechanical properties and ensure precise casting:
| Element | Maximum Percentage (%) |
| Carbon (C) | 0.25 |
| Manganese (Mn) | 1.2 |
| Phosphorus (P) | 0.035 |
| Sulfur (S) | 0.035 |
| Silicon (Si) | 0.6 |
| Copper (Cu) | 0.3 |
| Nickel (Ni) | 0.5 |
| Chromium (Cr) | 0.5 |
| Molybdenum (Mo) | 0.2 |
| Vanadium (V) | 0.03 |
| Total Residuals | 1 |
This carefully controlled chemical composition enhances strength, improves heat resistance, and elevates machinability and weldability. Precise control of alloying element percentages during the melting process is critically important and can only be achieved with advanced equipment, stringent process control, and an experienced engineering team.
Avangard Holding’s Specialized Services in Production and Casting of WCC Alloy
With over 20 years of outstanding experience in carbon and alloy steel casting, Avangard Industrial Trading Holding is currently recognized as one of the pioneers in manufacturing industrial components according to ASTM A216 standards in Iran and the Middle East region.
Leveraging a team of specialized metallurgical, mechanical, and industrial design engineers, the company carries out casting and production processes in accordance with the latest global standards.
Avangard’s engineering team, composed of top graduates from Sharif University of Technology and the University of Tehran, alongside R&D members from the University of Toronto, Canada, possesses the expertise to execute complex industrial projects in producing components for the oil and gas(Oil and Gas Industry Components), petrochemical, steel, and power plant industries.
Avangard’s Capabilities and Services in the WCC Alloy Sector
- Specialized casting of components in compliance with ASTM A216 Grade WCC standards
- Chemical composition control using advanced spectrometric analysis equipment
- Heat treatment processes including normalizing, tempering, and stress relieving according to engineering design
- Production of industrial parts such as valve bodies, flanges, pump casings, housings, and pressure-containing components
- Quality control and execution of tensile, hardness, radiographic, and other non-destructive tests (NDT)
- Precise reverse engineering and modeling using 3D scanning and CAD/CAM design
- Mass production and customization of parts based on the needs of domestic and export customers, recognized as the best casting foundry in Iran and the Middle East
Conclusion: Casting of WCC Alloy According to ASTM A216 Standard
The WCC steel alloy, under the ASTM A216 standard, is an excellent choice for manufacturing components that operate under high pressure and temperature conditions. Due to its enhanced mechanical properties and precise chemical composition, this alloy has gained significant attention in heavy-duty and sensitive oil and gas projects, successfully meeting modern engineering requirements.
Avangard Holding, equipped with technical expertise, precise casting facilities, an experienced engineering team, and operational experience in large-scale projects, is ready to provide professional services in manufacturing, production, procurement, sales, and casting of WCC alloy steel and cast iron casring. At Avangard, we guarantee quality and proudly stand alongside the country’s major industries.
For placing orders, price inquiries, or specialized consultations, please contact Avangard’s engineering team.
Leveraging a team of specialized metallurgical, mechanical, and industrial design engineers, the company carries out casting and production processes in accordance with the latest global standards.
Avangard’s engineering team, composed of top graduates from Sharif University of Technology and the University of Tehran, alongside R&D members from the University of Toronto, Canada, possesses the expertise to execute complex industrial projects in producing components for the oil and gas, petrochemical, steel, and power plant industries.
🏢 Avangard Industrial Trading Holding – A Leader in Casting Parts Supply and Production in the Middle East 🌍 📞 Phone: +98 912 022 8576 🌐 Website: En.Avangardholding.com
