Premium Q355B Seamless Carbon Steel Pipe For Structural Use
Products Description
Q355b Seamless Carbon Steel Pipe for Structural and Pressure Pipeline
Q355b carbon steel seamless tubes are widely used for heat exchangers, condensers, and boiler applications. These tubes are manufactured with precise control to ensure excellent heat transfer efficiency, high strength, and reliable performance under high temperature and pressure conditions.
A179 tubes are typically used for low to medium pressure heat exchangers, while A192 tubes are designed for high-pressure boiler and superheater services.
1.Standard & Material
Standard & Material
Standard: Q355b
Material: Carbon Steel
Pipe Type: Seamless Tube
Manufacturing Method: Cold Drawn / Hot Finished
Delivery Condition: Annealed / Normalized
2. Dimensions
Dimensions
Outer Diameter (OD): 12.7mm - 114.3mm
Wall Thickness (WT): 1.0mm - 12mm
Length: 5.8 m / 6 m / 12 m / Random Length
Ends: Plain / Beveled
Tolerance: As per ASTM standards
3. Applications
Oil and gas transmission pipelines
Offshore pipeline systems
Petroleum and natural gas industry
Structural and mechanical applications
High-pressure fluid transportation
4. Product Advantages
High strength and excellent toughness
Strict PSL2 quality control
Suitable for high-pressure pipeline systems
Wide size range and customization
Reliable performance for oil & gas projects
Common Carbon Steel Pipe Chemical Composition
|
Grade |
C |
Mn |
P |
S |
Si |
|
A P I 5L X42 |
≤ 0.24 |
≤ 1.30 |
≤ 0.025 |
≤ 0.015 |
≤ 0.045 |
|
A P I 5L X52 |
≤ 0.24 |
≤ 1.40 |
≤ 0.025 |
≤ 0.015 |
≤ 0.045 |
|
A P I 5L X60 |
≤ 0.20 |
≤ 1.60 |
≤ 0.025 |
≤ 0.015 |
≤ 0.045 |
|
ASTM A106 Gr. B |
≤ 0.30 |
0.29-1.06 |
≤ 0.035 |
≤ 0.035 |
≥ 0.10 |
|
ASTM A53 Gr. B |
≤ 0.30 |
≤ 1.20 |
≤ 0.05 |
≤ 0.045 |
≥ 0.10 |
|
P235GH |
≤ 0.16 |
0.60-1.20 |
≤ 0.025 |
≤ 0.015 |
≤ 0.35 |
|
P265GH |
≤ 0.20 |
0.80-1.40 |
≤ 0.025 |
≤ 0.015 |
≤ 0.40 |
|
P295GH |
≤ 0.20 |
0.80-1.40 |
≤ 0.025 |
≤ 0.015 |
≤ 0.40 |
|
P355GH |
≤ 0.22 |
1.00-1.60 |
≤ 0.025 |
≤ 0.015 |
≤ 0.55 |
|
16 Mo3 |
0.12-0.20 |
0.40-0.90 |
≤ 0.025 |
≤ 0.015 |
≤ 0.35 |
|
A179 |
≤ 0.18 |
0.27-0.63 |
≤ 0.035 |
≤ 0.035 |
- |
|
A192 |
0.06-0.18 |
0.27-0.63 |
≤ 0.035 |
≤ 0.035 |
≥ 0.25 |
Inspecting
All our products undergo individual inspection in compliance with specified standards prior to packaging. Only those that pass the inspection are packaged in accordance with export criteria.
Delivery&packing
All products of our products can be transported by various means, such as full container shipping, less than container load shipping, air freight, etc. Our company will formulate the optimal transportation plan for each order to save customers' procurement costs
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