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