In various engineering and manufacturing fields, steel pipes are an important metal material with a wide range of applications. Among them, Q460D seamless steel pipes have become the preferred material in many industries due to their unique performance and advantages. This article will introduce in detail the characteristics of Q460D seamless steel pipes and their value in practical applications.
Properties of Q460D seamless steel pipes:
① Product implementation standards: GB/T8162 seamless steel pipes for structures, GB/T8163 seamless steel pipes for fluid transportation.
② Product specifications: outer diameter 10mm~760mm. Wall thickness 2mm~160mm.
③ Chemical composition of Q460D seamless steel pipes: carbon: ≤0.20, silicon: ≤0.60, manganese: ≤1.80, phosphorus: ≤0.030, sulfur: ≤0.025 , niobium: ≤0.11, vanadium: ≤0.20, titanium: ≤0.20, chromium: ≤0.30, nickel: ≤0.80, copper: ≤0.20, nitrogen: ≤0.015, molybdenum: ≤0.20, boron: ≤0.005, aluminum: ≥0.015, carbon equivalent ≤0.53
④ Mechanical properties of Q460D seamless steel pipe: tensile strength: 550~720MPa, lower yield strength ≥460, elongation after fracture: ≥17, -20 degrees Celsius impact is not less than 34J.
First, the characteristics of Q460D seamless steel pipe
1. High strength: Q460D is a low-alloy high-strength structural steel with high yield strength and tensile strength, which can withstand huge pressure and tensile force. This steel pipe can still maintain excellent stability under complex environments and conditions.
2. Excellent welding performance: Due to its special chemical composition and manufacturing process, the Q460D seamless steel pipe has good welding performance and is easy to connect during manufacturing and construction.
3. Corrosion resistance: Through special anti-corrosion treatment, the Q460D seamless steel pipe has good corrosion resistance and can be used for a long time in various harsh environments.
4. Lightweight and easy to process: Compared with other similar materials, the Q460D seamless steel pipe is lighter and convenient for transportation and installation. At the same time, it is also easy to perform processing operations such as cutting, bending, and punching.
Second, the application of Q460D seamless steel pipe
1. Construction industry: Due to its high strength and good durability, Q460D seamless steel pipe is widely used in structural support of high-rise buildings, bridges, and large venues. It can provide stable support while ensuring the beauty and safety of the building.
2. Petrochemical industry: In the field of petrochemicals, Q460D seamless steel pipe is favored for its corrosion resistance. It is used to manufacture key equipment such as pipelines, storage tanks, and reactors to ensure the safe transportation and storage of oil and chemicals.
3. Power industry: In power engineering, Q460D seamless steel pipe is often used as the support structure of transmission towers and the pillar of wire erection. Its high strength and lightness make the installation and maintenance of power facilities more convenient.
4. Railway and highway construction: In railway and highway construction, Q460D seamless steel pipe plays an important role. It is used to manufacture tracks, roadbed support structures, and bridges to ensure the safety and stability of transportation facilities.
5. Shipbuilding and marine engineering: In shipbuilding and marine engineering construction, Q460D seamless steel pipe is valued for its excellent corrosion resistance and high strength. It is used to manufacture key parts of ship structures, decks, and offshore platforms.
Summary
Q460D seamless steel pipe, as a high-performance structural material, has a wide range of applications in multiple industries. Its unique properties enable it to perform well in various complex environments and conditions, providing reliable support and guarantees for various projects. With the continuous advancement of technology and the increase in application needs, Q460D seamless steel pipe still has broad development prospects in the future.
Post time: Oct-23-2024