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Прокладка нержавеющей стали
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Лист нержавеющей стали
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Плита нержавеющей стали
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труба нержавеющей стали
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стальной круглый бар
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сплав никеля
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Луч нержавеющей стали
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Лист медной плиты
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Медная круглая Адвокатура
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EN 10204-3.1 Certificated 321F Stainless Steel Grinding Bar / Stainless Steel Rod in 6m Length
| Место происхождения | Китай |
|---|---|
| Фирменное наименование | Delta |
| Сертификация | ISO 9001 |
| Номер модели | 321F |
| Количество мин заказа | 500 кг |
| Цена | 2.4-3.5 USD/Kg |
| Упаковывая детали | деревянная коробка или водонепроницаемая бумажная оболочка |
| Время доставки | 5 - 10 дней |
| Условия оплаты | Т/Т, Вестерн Юнион |
| Поставка способности | 50 тонн в месяц |
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x| Название продуктов | стержень из нержавеющей стали 321F | Диаметр | 10 - 350mm |
|---|---|---|---|
| Длина | 6 м или разрезание любой длины в качестве запроса | Поверхность | Огурцы или блестящие |
| СЕРВИС | Резка | Стандартный | Astm din gb en |
| Другие продукты | круглый бар, квадратный бар, плоский бар.etc | Техника | Горячий катился |
EN 10204-3.1 Certificated 321F Stainless Steel Grinding Bar / Stainless Steel Rod in 6m Length
Products Specification
| Products Name | 321F Stainless Steel Round Bar |
| Grade |
303,304,304L,309S,310S,310H,316L,316Ti,316H,317L,321,329,347,410,415,420, 430F,431,440A/B/C,2205,2507,904l,254SMO,253MA,CD4MCU,XM-19,17-4PH,15-5PH,17-7PH,660,C276,600,601,625,718,800,800H,825,926.etc |
| Products Diameter Range | φ3mm - φ350mm |
| Length | 6m/pcs or cutting any length as request |
| Surface | Pickling finishing, bright finishing |
| Standard | ASTM JIS,GB,DIN EN |
| Service | Cutting |
| Other Shape | Square , Flat, Hexagonal, Round.etc |
| Loading Port | Shanghai Port |
| MOQ | 50 kgs |
EN 10204-3.1 Certificated 321F Stainless Steel Grinding Bar / Stainless Steel Rod in 6m Length
Introduction to EN 10204-3.1 Certificated 321F Stainless Steel Grinding Bar / Stainless Steel Rod
The EN 10204-3.1 Certificated 321F Stainless Steel Grinding Bar is a high-performance material designed for applications that require high resistance to oxidation, intergranular corrosion, and mechanical stress. The 321F grade is a titanium-stabilized version of stainless steel, primarily used in environments exposed to elevated temperatures and corrosive substances. Manufactured in 6-meter lengths, this stainless steel rod is precision ground to achieve superior surface finishes and dimensional accuracy, making it ideal for high-precision machining applications.
This EN 10204-3.1 certification guarantees that the material complies with the strictest standards of quality control, offering end-users a certified verification of the chemical composition, mechanical properties, and testing conducted during production. Such certification is essential for industries that require traceability and reliability in their materials, such as aerospace, petrochemical, and power generation.
In this product description, we will explore the key features, specifications, applications, and benefits of EN 10204-3.1 Certificated 321F Stainless Steel Grinding Bars and rods in 6-meter lengths.
Key Features of EN 10204-3.1 Certificated 321F Stainless Steel Grinding Bar
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Titanium Stabilization: The titanium content in the 321F stainless steel enhances the material's resistance to sensitization and intergranular corrosion, which occurs at elevated temperatures, particularly during welding.
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EN 10204-3.1 Certification: This certificate ensures that the material has been tested and meets the required standards, with an official report confirming the chemical and mechanical properties.
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Precision Grinding: The rods are precision ground to ensure minimal dimensional tolerance, providing smooth, accurate surfaces and consistent diameter for demanding applications.
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6-Meter Length: The bars come in a standard length of 6 meters, which can be easily cut into shorter lengths to meet specific requirements, ensuring versatility in manufacturing processes.
Chemical Composition of 321F Stainless Steel
The 321F stainless steel alloy is specially designed for use in high-temperature applications, offering excellent resistance to oxidation and corrosion. Below is the typical chemical composition of 321F stainless steel:
| Element | Content |
|---|---|
| Chromium (Cr) | 17.0 - 19.0% |
| Nickel (Ni) | 9.0 - 12.0% |
| Titanium (Ti) | 5xC min. |
| Manganese (Mn) | 2.0% max. |
| Silicon (Si) | 1.0% max. |
| Carbon (C) | 0.08% max. |
| Phosphorus (P) | 0.045% max. |
| Sulfur (S) | 0.030% max. |
The addition of titanium (Ti) to the composition stabilizes the material and prevents the formation of chromium carbide precipitates during welding, which could lead to intergranular corrosion. This gives 321F stainless steel superior performance in high-temperature and welded applications, making it ideal for industries requiring such material qualities.
Mechanical Properties of 321F Stainless Steel
321F stainless steel offers excellent mechanical properties, making it ideal for use in high-stress and high-temperature environments. The material’s strength, ductility, and toughness are key factors in its suitability for demanding industrial applications.
| Property | Value |
|---|---|
| Tensile Strength | 515 - 690 MPa (75,000 – 100,000 psi) |
| Yield Strength | 205 - 350 MPa (30,000 – 50,000 psi) |
| Elongation | 40% min (in 50 mm) |
| Hardness | Rockwell B (HRB) 90 max |
| Modulus of Elasticity | 200 GPa (29 x 10³ ksi) |
These properties ensure that 321F stainless steel rods provide high mechanical performance under both static and dynamic loading conditions. The material can be subjected to high tensile and yield strength demands, as well as harsh environmental conditions, while maintaining its structural integrity.
Thermal and Corrosion Resistance of 321F Stainless Steel
321F stainless steel is specifically formulated to resist oxidation and other forms of corrosion, especially in high-temperature environments. The material’s resistance to corrosion and oxidation is a key feature that makes it ideal for use in applications that involve contact with high-temperature gases, acids, or aggressive chemicals.
| Property | Value |
|---|---|
| Maximum Service Temperature | 870°C (1600°F) |
| Thermal Conductivity | 15.1 W/m·K at 100°C |
| Specific Heat Capacity | 500 J/kg·K at 25°C |
| Coefficient of Thermal Expansion | 17.3 µm/m·K at 20–100°C |
The alloy’s ability to withstand oxidation at high temperatures (up to 870°C) makes it ideal for use in industries such as aerospace, power generation, and petrochemical processing, where components are exposed to high heat or corrosive substances.
EN 10204-3.1 Certification for Traceability
The EN 10204-3.1 certificate provides traceability and assurance of quality, ensuring that each batch of 321F stainless steel bars has undergone thorough testing and inspection. The certification provides the following:
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Chemical Composition Report: Ensures that the material meets the specific chemical requirements for Alloy 321F.
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Mechanical Properties Report: Confirms that the material exhibits the expected mechanical strength, yield strength, and elongation values.
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Testing and Inspection: Includes reports from authorized third-party testing bodies confirming the material’s conformity with the relevant EN standards.
This certificate is often required by industries where quality control, compliance, and traceability are critical for the manufacturing process.
Applications of EN 10204-3.1 Certificated 321F Stainless Steel Bars
Due to its unique properties, 321F stainless steel bars are used in a wide range of applications across various industries. Some of the most common applications include:
Aerospace Industry
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Engine components, such as turbine blades and exhaust systems, which require high-temperature resistance.
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Aircraft frames and components exposed to extreme thermal conditions.
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Exhaust manifolds and other parts that require resistance to heat and oxidation.
Petrochemical and Chemical Processing
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Heat exchangers and pressure vessels exposed to corrosive chemicals.
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Piping systems for handling high-temperature fluids and gases.
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Reactors and storage tanks for processing chemicals and petrochemicals.
Power Generation
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Turbine parts, boiler tubes, and heat exchangers for thermal plants that operate at high temperatures.
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Exhaust systems in power plants where high corrosion resistance is necessary.
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High-temperature valves and pressure regulators used in steam systems.
Food and Pharmaceutical Processing
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Sanitary components for food and beverage processing equipment.
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Storage tanks and piping systems that require both corrosion resistance and hygiene.
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Pharmaceutical equipment where resistance to chemical exposure and high temperatures is essential.
Precision Grinding and Dimensional Tolerances
Precision grinding ensures that the 321F stainless steel bars meet stringent dimensional requirements. The grinding process results in smooth surfaces with reduced roughness, which improves the material’s machinability and overall performance. The tolerances on these bars are typically very small, making them ideal for high-precision applications where tight dimensional control is required.
| Tolerance Class | Tolerances (mm) |
|---|---|
| H6 | ±0.010 mm |
| H7 | ±0.020 mm |
| H8 | ±0.030 mm |
Benefits of EN 10204-3.1 Certificated 321F Stainless Steel Grinding Bar / Rod
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Certified Quality: The EN 10204-3.1 certification provides assurance that the material meets industry standards for chemical composition, mechanical properties, and performance.
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High Temperature and Corrosion Resistance: The titanium stabilization in 321F stainless steel offers superior resistance to oxidation and intergranular corrosion, especially in elevated temperature environments.
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Precision Manufacturing: The rods are precision ground, ensuring tight tolerances and smooth surfaces, which is crucial for applications requiring exact measurements.
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Versatile Applications: The rods are ideal for a wide range of industries, including aerospace, chemical processing, power generation, and food processing.
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Long Lengths for Flexibility: With a standard length of 6 meters, these bars offer flexibility in cutting to various sizes based on specific application requirements.
Conclusion
The EN 10204-3.1 Certificated 321F Stainless Steel Grinding Bar / Stainless Steel Rod in 6m Length offers superior mechanical properties, corrosion resistance, and precision, making it the ideal choice for industries requiring high-performance materials. Whether in aerospace, chemical processing, power generation, or food processing, this product ensures reliability, durability, and long-term performance.
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