20Cr round steel pipe is a high-quality alloy steel pipe made from a chromium-based alloy steel that is known for its strength, wear resistance, and excellent hardenability. Manufactured according to the Chinese standard GB/T 3077, 20Cr steel is widely used in various industrial and mechanical applications where high strength and fatigue resistance are required. 20Cr round steel pipes are frequently used in automotive, machinery, and aerospace industries, as well as in the production of tools, gears, and other mechanical components that must withstand high levels of stress, impact, and wear. The addition of chromium gives 20Cr steel superior performance, especially in high-temperature environments.
минимальный заказ:≥1 тонны происхождения: Шаньдун,Китай
Гарантия: 5 Годы доставки: 0-15 День
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Морские или сухопутные перевозки
One of the unique features of 20Cr round steel pipes is their excellent combination of strength and toughness. Chromium, as the key alloying element, enhances the steel’s hardness and wear resistance. It also significantly improves the material’s ability to resist corrosion, making it suitable for use in harsh environmental conditions. This high alloy content makes 20Cr pipes ideal for applications where both strength and durability are crucial.
The 20Cr alloy steel also has excellent hardenability, which allows it to be heat-treated to achieve a wide range of mechanical properties, including high tensile strength and resistance to deformation under high stress. The pipe’s exceptional fatigue strength ensures reliable performance even under cyclic loading conditions, making it ideal for automotive, mechanical, and structural applications.
Furthermore, 20Cr round steel pipes offer good weldability, which makes them easy to fabricate and form. Despite their high hardness, they maintain good machinability, allowing them to be used in various manufacturing processes. This combination of hardness, toughness, and ease of fabrication makes 20Cr pipes highly versatile and adaptable to a wide range of industries and applications.
Property | Value |
---|---|
Стандартный | ГБ/Т 3077 (Китай) |
Material | Alloy Steel (Chromium-Based) |
Оценка | 20Cr |
Outer Diameter | 21.3mm – 610mm |
Wall Thickness | 3mm – 25mm |
Length | Up to 12 meters (customizable) |
Химический состав | Carbon (C): 0.18-0.23% Chromium (Cr): 0.90-1.20% Manganese (Mn): 0.60-0.90% Phosphorus (P): ≤ 0.035% Sulfur (S): ≤ 0.035% |
Предел прочности | 560-700 МПа |
Предел текучести | 400 МПа |
Удлинение | ≥ 16% |
Hardness | 200-230 HB (Brinell hardness) |
Поверхностная обработка | Smooth, Pickled, or Oiled |
Manufacturing Process | Seamless or Welded |
20Cr round steel pipes are highly versatile and widely used across various industries. Some of the key applications include:
В Юаньчи, we ensure that all 20Cr round steel pipes are safely packaged and shipped to meet the highest quality standards. Our packaging includes protective coatings to prevent corrosion and physical damage during transportation. Depending on the order size, pipes are typically bundled with steel straps or placed in wooden crates to ensure stability and safety during transit.
For shipping, we offer a range of logistics solutions, including sea freight, air freight, and land transport. Our experienced logistics team ensures that all necessary customs paperwork is handled promptly and efficiently. With our global shipping capabilities, we guarantee timely delivery, no matter where you are located. All shipments are tracked to give you real-time updates on the status of your order.
Frequently Asked Questions (Часто задаваемые вопросы)
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