Heavy Wall Pipe Carbon Steel Hollow Tube Large Diameter 16mm Wall Thickness S235 S355 St37 St52 A106 A53 Hot Rolled Black Carbon Steel Welded Pipe

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Product Description

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Basic Information

Model NO.:Heavy Wall Pipe
Type:Seamless
Technique:Hot Rolled
Material:Carbon Steel
Surface:Black
Section Shape:Round
Standard:ASTM ASME DIN GB JIS Asni BS
Outer Diameter:5-1600mm
Thickness:2mm-200mm
Steel Grade:ASTM A333/A333m Gr.6/A53 Grade B/St37/St52/A106
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Specifications & Standards

Region Standard Materials & Grades
USA ASTM A53/A106/A178/A192/A210/A213/A333/A335/5L/5CT Gr.B/Gr.A/A179/A192/T11/T12/T22/P1/FP1/T5/4140/4130
Germany DIN 1626/17175/1629-4/2448/2391/17200 ST33, ST37, ST35, ST35.8, ST45, ST52, 15Mo3, 13CrMo44
Japan JIS G3452/G3454/G3456/G3457/G3458/G3460 STPG38, STB30, STS38, STB33, STB42, STBA23, STPA25
China GB/T8162/T8163 GB5310/6579/9948 10#, 20#, 45#, Q345B, Q355B, 20Cr, 40Cr, 15CrMo, 42Crmo
Pipe Specifications
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Product Advantages

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HIGH-INTENSITY

Uniform thickness and smooth surface with high strength. Maintains integrity under high pressure and temperature with excellent wear and impact resistance.

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CORROSION-RESISTANT

Highly resistant to corrosion with excellent pressure resistance. Long service life reduces replacement frequency and maintenance costs.

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ADEQUATE INVENTORY

Wide range of specifications and sufficient stock to provide seamless support for engineering procurement and timely delivery.

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AFTER-SALES SUPPORT

24-hour quick response and dedicated personnel to track the entire transportation process, ensuring a worry-free cooperation.

Quality Steel
Corrosion Resistance
Warehouse Inventory
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Application & Production

Our products are widely used in liquid transportation (gas, water, oil), structural pipelines (greenhouses, guardrails), curtain walls, and mechanical parts. Our factory features advanced production lines and large-scale productivity to ensure quality and efficiency.

Application Area
Production Line
Certificate 1
Certificate 2
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About Our Steel Industry

Operating since 2016, our enterprise seamlessly integrates modern production with global trade. We focus on high-quality steel products including Seamless Steel Pipes, Square Pipes, Galvanized Pipes, and more. With a professional sales team and R&D elites, we ensure cost-effective solutions and strictly controlled quality for various industrial sectors worldwide.

Frequently Asked Questions

How do you guarantee product quality?
We have passed ISO9001, SGS, and CE certifications. We always provide pre-production samples and conduct final inspections before shipment. Third-party inspections are also welcome.
What are the available surface treatments?
We offer black painted/varnished surfaces, anti-corrosive oil, galvanization, or custom treatments according to specific client requirements.
Can you provide samples?
Yes, we can send samples worldwide. Samples are free of charge, though customers are responsible for the express shipping costs.
What is the typical delivery time?
For inventory items, it takes about 10 days. For custom or large quantity orders, the delivery time is generally between 15-45 days.
What payment methods do you accept?
We typically accept Telegraphic Transfer (T/T), Letter of Credit (L/C), and Collection (D/P, D/A). We are open to negotiating flexible terms based on specific cases.
How are the steel products packaged for shipping?
Products are usually bundled. For sensitive items like stainless steel, we use moisture-proof and anti-rust materials such as plastic films and anti-rust paper to ensure protection during transit.

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