Tianjin Brisk Metalwork Co., Ltd. is one of the leading manufacturers and suppliers of astm a53 seamless steel pipe in China. We have world-leading production equipment and strong manufacturing capabilities. Please feel free to buy bulk durable astm a53 seamless steel pipe from our factory.
Tianjin Brisk Steel is one of the manufacturers of ASTM A53 SEAMLESS STEEL PIPE in China. Our products are mainly exported to the Middle East, Southeast Asia, Europe, New Zealand, and other regions.If you would like to learn more about our products, feel free to contact us and send your purchase list.
PRODUCT
Tianjin BRISK STEEL focus on produce and supply hollow section and steel pipe
Key Specification
| Type | Specification |
|
Standard |
ASTM A53/A53M (American Society for Testing and Materials Standard) |
| Grade |
Gr.A, Gr.B (the most commonly used grade is Gr.B for higher pressure applications) |
| Shape |
Circular Tubes |
| Process |
Seamless (SMLS), no welding seams |
|
Outer Diameter (OD) |
Nominal Pipe Size (NPS) 1/8″ to 26″ (DN6 to DN650 or 10.3mm to 660.4mm) |
|
Wall Thickness (WT) |
1.65mm to 25.4mm (Sch 5s to Sch XXS) |
|
Length |
Single random (4.88-6.71m), double random (6.71-10.67m), or fixed length (3m, 6m, 9m, 12m, etc.) as required |
|
Surface Treatment |
Black (oiled), hot-dipped galvanized (internal and external), varnishing, FBE, 3PE, etc. (hot-dipped galvanized meets ASTM B6 standard, zinc coating weight ≥1.8 oz/ft²) |
| End |
Square cut, plain, bevelled, threaded, grooved, customizable according to installation needs |
Chemical Composition & Mechanical Properties
| Chemical composition % |
Mechanical Properties |
||||||
|
Grade |
Carbon (C) Max (%) |
Manganese (Mn) Max (%) |
Phosphorus (P) Max (%) |
Sulfur (S) Max (%) |
Tensile Strength Min (MPa) |
Yield Strength Min (MPa) |
Elongation Min (%) |
|
ASTM A53 Gr.A |
0.25 |
0.95 |
0.05 |
0.045 |
330 |
205 |
35 |
|
ASTM A53 Gr.B |
0.30 |
1.20 |
0.05 |
0.045 |
415 |
240 |
30 |
Notes: All products pass strict hydrostatic testing and quality inspection to ensure compliance with ASTM A53 standard requirements. We also provide third-party inspection reports (SGS, BV, TUV) upon customer request to further guarantee product quality.
Core Advantages
-
Seamless structure: No welded seam, higher pressure resistance, better safety for fluid/gas service.
-
Excellent mechanical properties: High strength, good toughness and ductility, suitable for structural and pressure applications.
-
Good processability: Easy to cut, thread, bend and weld, widely used in fabrication.
-
Stable quality & uniform wall thickness: Better roundness and concentricity than ERW pipes, less deformation under pressure.
-
Wide application compatibility: Meets ASTM A53 standard, widely accepted for water, oil, gas, plumbing, steel structures.
Testing Requirement
- Hydrostatic Test: Mandatory for all pipe unless replaced by NDE for seamless (Type S). Test pressure calculated per formula in the standard (typically generates stress ≥ 1000 psi / 6.9 MPa in the pipe wall).
- Non-Destructive Electric Test (NDE): Mandatory for ERW (Type E) and FBW (Type F) and Seamless (Type S) pipe. Ensures weld integrity (ERW) or detects imperfections (Seamless). Methods include eddy current or ultrasonic testing. Can replace hydrostatic test for seamless pipe.
- Flattening Test (Welded Pipe): Required for ERW (Type E) to demonstrate weld ductility.
- Bend Test (Furnace Welded): Required for Type F.
- Tensile Test: Required per lot.
Wide Applications
ASTM A53 SMLS steel pipe is widely used in various industrial and civil fields due to its excellent performance, mainly including:
- Fluid transportation: Steam, water, gas, oil and air pipelines
- Mechanical manufacturing: Machinery parts, bearings, processing equipment accessories
- Construction & structure: Building brackets, boiler pipelines, groundwater extraction pipelines, architectural decoration
- Chemical & petrochemical: Chemical equipment, low-pressure fluid conveying pipelines
- Other fields: Nuclear power, rail transit, wind power plants, anti-static pipelines, etc.
Contact Us
If you are interested in our ASTM A53 SEAMLESS STEEL PIPE, please contact us to get the latest price and we will provide you with a detailed quotation and product sample as soon as possible. We look forward to establishing long-term cooperative relationships with you!
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