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GB/T6479 Q345D High Pressure Fertilizer Thick Wall Steel Pipe Seamless Tubes

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GB/T6479 Q345D High Pressure Fertilizer Thick Wall Steel Pipe Seamless Tubes

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Brand Name : BaoYang

Model Number : GB/T 6479 Q345E

Certification : CE & ISO

Place of Origin : cangzhou

MOQ : 1

Price : Negotiable

Payment Terms : L/C, D/A, D/P, T/T, Western Union

Delivery Time : 7~30 working days

Packaging Details : Standard Export Packing

Name : Seamless Carbon Steel Pipes

Process : Hot Rolled Cold Rolled Cold Drawn

Standards : GB/T6479 Q345D

Material : Carbon Steel

Wall Thickness : 1-20mm (0.04 Inch - 0.78 Inch)

Outer Diameter : 6-2500mm

Processing Service : Bending, Punching, Cutting

Usage : Pipeline Transport, Oil/Gas Drilling, Machinery Industry

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GB/T6479 Q345D High-Pressure Fertilizer Seamless Steel Pipes/Tubes

Product Description: GB/T6479 Q345D Fertilizer Seamless Steel Pipes/Tubes are precision-engineered seamless tubes designed specifically for use in the fertilizer industry. These tubes are manufactured according to the Chinese national standard GB/T6479, which sets forth the requirements for seamless steel tubes suitable for high-pressure applications. The Q345D grade signifies a high-strength, low-alloy steel that is well-suited for applications requiring structural integrity and resistance to high pressures.

Advantages:

  1. Seamless Design: The seamless construction of these tubes eliminates the potential for leaks and failures at the welds, providing a more reliable and durable product.
  2. High-Pressure Capability: The Q345D grade offers excellent strength and pressure resistance, making these tubes ideal for use in high-pressure fertilizer production processes.
  3. Corrosion Resistance: Formulated with enhanced corrosion resistance to withstand the chemical environments common in fertilizer manufacturing.
  4. Dimensional Accuracy: These tubes are manufactured with tight tolerances to ensure consistent quality and fit.
  5. Long Service Life: The combination of strength, corrosion resistance, and precision manufacturing results in a product with a long operational lifespan.

Mechanical Properties

Property Typical Range or Value Unit
Tensile Strength 470-630 MPa
Yield Strength ≥ 345 MPa
Elongation at Break 21-25 %
Hardness Varies by application HB
Impact Energy ≥ 27 (at 20°C) J/cm²

Chemical Composition

Element Typical Range or Max Value Unit
Carbon (C) 0.18-0.23 %
Manganese (Mn) 1.0-1.60 %
Silicon (Si) ≤ 0.55 %
Phosphorus (P) ≤ 0.035 %
Sulfur (S) ≤ 0.035 %
Chromium (Cr) Optional, varies %
Nickel (Ni) Optional, varies %
Molybdenum (Mo) Optional, varies %

Outer Diameter Tolerances

Diameter Range Tolerance
≤ 76 mm ± 0.5 mm
> 76 mm to ≤ 114 mm ± 0.8 mm
> 114 mm to ≤ 140 mm ± 1.0 mm
> 140 mm ± 1.5 mm

Uses:

  1. Fertilizer Industry: Primarily used in the construction and maintenance of high-pressure pipelines within fertilizer production facilities.
  2. Chemical Processing: Suitable for other chemical processes that involve the handling of corrosive substances under pressure.
  3. Petrochemical Industry: Can be utilized in the petrochemical sector for the transportation of chemicals and other substances under high pressure.
  4. Industrial Equipment: Employed in various types of industrial equipment that operate under high pressure, such as pumps, compressors, and reactors.
  5. Structural Components: Due to their strength and durability, these tubes can also serve as structural components in heavy machinery and construction projects.

GB/T6479 Q345D High Pressure Fertilizer Thick Wall Steel Pipe Seamless TubesGB/T6479 Q345D High Pressure Fertilizer Thick Wall Steel Pipe Seamless Tubes

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Product Tags:

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