A524 Carbon Steel Boiler Tube
Buy A524 carbon steel pipe from GNEE to ensure durable and high-quality pipe for a variety of applications.
The chemical composition of A524 carbon steel pipe is composed of iron, carbon, manganese, sulfur, phosphorus and silicon. Since A524 welded steel pipe has a high manganese content, it can be used as a surface protective layer to improve corrosion resistance. The maximum carbon content of A524 low carbon welded steel pipe is 0.21%, so it has good weldability and formability.
A524 carbon steel pipe has the advantages of high temperature resistance, high pressure resistance, corrosion resistance, etc., and is widely used in boilers, petrochemicals, chemicals, power generation and other fields. Also used in applications requiring strength and durability, such as automotive parts, manufacturing equipment, industrial machinery and construction projects.
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A524 welded boiler tube Chemical Properties
| Carbon | Silicon | Manganese | Phosphorous | Sulphur |
|---|---|---|---|---|
| max 0.21 | 0.10 – 0.40 | 0.90 – 1.35 | 0.035 | 0.035 |
A524 carbon steel welded pipe Mechanical Properties
| Tensile Strength | Elongation A5 min | ||
|---|---|---|---|
| MPa min | MPa min | ksi min | Percentage |
| 414 | 586 | 60 | 30 |
A524 straight seam welded pipe Equivalent Designation
| DIN | EN | BS | NFA | ASTM | ASME |
|---|---|---|---|---|---|
| – | – | – | ASTM A524 – | ASME SA 524 – | – |
A524 seam welded pipe Dimensions, and Permissible Variations
| NPS Designator | Permissible Variations in Outside Diameter, in. (mm) | |
| Over | Under | |
| 1 ⁄ 8 to 1 1 ⁄ 2 , incl | 1 ⁄ 64 (0.4) | 1 ⁄ 32 (0.8) |
| Over 1 1 ⁄ 2 to 4, incl | 1 ⁄ 32 (0.8) | 1 ⁄ 32 (0.8) |
| Over 4 to 8, incl | 1 ⁄ 16 (1.6) | 1 ⁄ 32 (0.8) |
| Over 8 to 18, incl | 3 ⁄ 32 (2.4) | 1 ⁄ 32 (0.8) |
| Over 18 | 1 ⁄ 8 (3.2) | 1 ⁄ 32 (0.8) |
Thickness-The minimum wall thickness at any point shall not be more than 12.5 % under the nominal wall thickness specified.
A524 carbon steel pipe

Why choose us
Gnee Steel Company covers an area of 50,000 square meters and specializes in steel pipes for more than 15 years. Products include carbon steel cold rolled pipes. The annual output value is 3 billion yuan. In addition, the company has a warehouse of 20,000 square meters. Products include seamless steel pipes, threaded steel pipes, galvanized steel pipes, stainless steel pipes and other 12 product categories and 36 types of steel products.
Gnee Company Team

FAQ
1. Can I get a sample before ordering?
Yes of course. Usually our samples are free. We can produce according to your samples or technical drawings. We can manufacture molds and fixtures.
2. How can you guarantee that what I get will be good?
We are a factory with 100% pre-delivery inspection to ensure quality.
3. How do you make our business establish a long-term and good relationship?
1. We maintain good quality and competitive prices to ensure our customers benefit;
2. We respect every customer as our friend and we sincerely do business and make friends with them.
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