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Black Seamless Carbon Steel Pipes And Tubes ASTM A106 Gr B Steel Pipe For High Pressure / Temperature Conditions

Basic Properties
Place of Origin: China
Brand Name: Shouya Steel
Certification: CE, EN
Model Number: ASTM A106 Gr. B/20#
Trading Properties
Minimum Order Quantity: 5 tons
Price: 550$/t
Payment Terms: T/T
Supply Ability: 300000 tons per year
Product Summary
ASTM A106 Gr.B seamless pipes

Product Details

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Seamless Carbon Steel Pipes And Tubes

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Black Carbon Steel Pipes And Tubes

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ASTM A106 Gr B Steel Pipe

Material Grade: ASTM A106 Gr.B
Equivalent Standard: ASTM A106 / ASME SA106 / GB/T 8163 / GB 5310
Material Category: Carbon Steel
Yield Strength: ≥240 MPa (35,500 Psi)
Tensile Strength: ≥415 MPa (60,000 Psi)
Elongation: ≥30% (longitudinal)
Chemical Composition: C ≤0.30%, Mn 0.29–1.06%, P ≤0.035%, S ≤0.035%, Si ≥0.10%
Grade Type: Grade B (vs. Grade A / Grade C)
Manufacturing Process: Seamless
Seamless Method: Hot-rolled / Cold-drawn
Pipe End: Plain / Beveled / Threaded
Surface Finish: Black / Bare / Oiled / Varnished
Heat Treatment: As-rolled / Normalized
Grain Size: Fine Grain (McQuaid-Ehn 5–8)
Outer Diameter Range: 10.3–610 Mm
Wall Thickness Range: 1.5–60 Mm
Length: 5.8 M / 6 M / 11.8 M / 12 M / Custom
Schedule: Sch 10 / 20 / 40 / 80 / 160 / STD / XS / XXS
OD Tolerance: ±0.4 Mm ~ ±0.8 Mm
WT Tolerance: -12.5% / +15%
Straightness: ≤1.5 Mm/m
Product Description

**Seamless Carbon Steel Pipes and Tubes – ASTM A106 Gr B Steel Pipe**

Our ASTM A106 Gr B seamless carbon steel pipes and tubes are engineered for high-performance applications under extreme pressure and temperature conditions. Manufactured to the rigorous ASTM A106 standard, these pipes deliver exceptional strength, durability, and reliability in demanding environments.

**Key Features and Benefits**

Superior High-Temperature Performance
Designed to withstand elevated temperatures without losing structural integrity, our A106 Gr B pipes maintain mechanical properties even under continuous high-heat operation.

High Pressure Resistance
The seamless construction eliminates weld seams, reducing potential weak points and ensuring consistent pressure-bearing capacity. These pipes are ideal for high-pressure fluid and gas transmission systems.

Excellent Corrosion Resistance
With proper surface treatment and material composition, these pipes resist oxidation and corrosion, extending service life in harsh industrial settings.

Dimensional Precision
Produced with tight tolerances, our pipes ensure accurate outer diameter, wall thickness, and straightness, facilitating easy installation and reliable connections.

**Applications**

Our ASTM A106 Gr B seamless pipes are widely used across multiple industries, including:

Petrochemical and refining plants
Power generation facilities
Boiler and superheater systems
High-temperature steam and water pipelines
Gas transmission and distribution networks
Industrial processing equipment

**Product Specifications**

Standard: ASTM A106 / ASME SA106
Grade: Gr B
Type: Seamless
Size Range: Available in various diameters and wall thicknesses to meet project requirements
Surface Treatment: Bare, varnished, galvanized, or coated as per client request
End Finish: Beveled, plain, or threaded

**Why Choose Our A106 Gr B Pipes**

Stringent quality control throughout production
Full compliance with international standards
Reliable performance in critical applications
Competitive pricing with consistent supply
Available in custom lengths and finishes

**Quality Assurance**

Each pipe undergoes rigorous inspection and testing, including hydrostatic testing, non-destructive testing, dimensional checks, and chemical composition analysis. We ensure every shipment meets the strict ASTM requirements and your project specifications.

Our seamless carbon steel pipes represent the perfect combination of strength, reliability, and value for your demanding applications. Contact us to discuss your specific requirements.

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