CCS Steel Pipes and Tubes for Boilers and Superheaters
CCS steel pipes and tubes for boilers and superheaters are a sort of marine seamless steel pipes.
Materials: carbon and carbon-manganese steel
Processing Methods: WHR, WHE and WCD
Steel Grades of the pipe: 320G, 360G, 410G, 460G and 490G
Materials Standard: GB/T 5312
Specifications Standard: GB/T 17395
Maximum working temperature of the pipes: 450℃
Features of CCS Steel Pipes and Tubes for Boilers and Superheaters
• Excellent heat resistance, good anti-pressure, outstanding abrasion resistance
• Reliable and durable performance
• A wide range of pipe specifications
• Competitive price
Hi-sea can also provide custom products for many grades, diameters, and wall thicknesses.If you have any interest, please feel free to contact us.
Steel Grades and Chemical Composition:
|
Steel Grade |
Chemical Composition % |
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|
C |
Si |
Mn |
S |
P |
Residual Elements |
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|
Cr |
Mo |
Ni |
Cu |
gross |
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|
320G |
≤0.16 |
- |
0.40~0.70 |
≤0.020 |
≤0.025 |
≤0.25 |
≤0.10 |
≤0.30 |
≤0.30 |
≤0.70 |
|
360G |
≤0.17 |
≤0.35 |
0.40~0.80 |
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|
410G |
≤0.21 |
≤0.35 |
0.40~1.20 |
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|
460G |
≤0.22 |
≤0.35 |
0.80~1.20 |
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|
490G |
≤0.23 |
≤0.35 |
0.80~1.50 |
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Mechanical Properties:
|
Steel Grade |
Tensile Strength Rm MPa |
Lower Yield Strength ReL MPa |
Elongation after Fracture A % |
|
320G |
320~440 |
≥195 |
≥25 |
|
360G |
360~480 |
≥215 |
≥24 |
|
410G |
410~530 |
≥235 |
≥22 |
|
460G |
460~580 |
≥265 |
≥21 |
|
490G |
490~610 |
≥285 |
≥21 |
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