ASTM A179 Seamless Boiler Tubes 25.4-228.6mm OD with ≥325 MPa Tensile Strength for Heat Exchangers
Price:
Negotiable
MOQ:
5 tons per size
Delivery Time:
30DAYS
Brand:
Joyruns
Product Description
Product Overview
ASTM A179 seamless cold-drawn low-carbon steel tubes are specifically engineered for heat transfer applications in boilers, heat exchangers, condensers, and similar thermal equipment. These heavy wall tubes deliver exceptional performance in demanding industrial environments.
Manufacturing Process & Quality Assurance
- Manufactured using seamless cold-drawing process
- Comprehensive heat and product analysis
- Rigorous quality testing including hardness, flattening, flaring, flange, and hydrostatic tests
- Chemical composition strictly controlled to meet ASTM standards
Chemical Composition & Mechanical Properties
| Standard | Grade | C (%) | Si (%) | Mn (%) | P (%) | S (%) | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) |
|---|---|---|---|---|---|---|---|---|---|
| ASTM A179 | A179 | 0.06-0.18 | ≤0.25 | 0.27-0.63 | ≤0.035 | ≤0.035 | ≥325 | ≥180 | ≥35 |
Dimensional Tolerances
| Outside Diameter (mm) | OD Tolerance + (mm) | OD Tolerance - (mm) | Wall Thickness (mm) | WT Tolerance + (%) | WT Tolerance - (%) |
|---|---|---|---|---|---|
| < 25.4 | 0.10 | 0.10 | ≤ 38.1 | 20% | 0 |
| 25.4 to 38.1 | 0.15 | 0.15 | > 38.2 | 22% | 0 |
| 38.1 to 50.8 | 0.20 | 0.20 | |||
| 50.8 to 63.5 | 0.25 | 0.25 | |||
| 63.5 to 76.2 | 0.30 | 0.30 | |||
| 76.2 to 101.6 | 0.38 | 0.38 | |||
| 101.6 to 190.5 | 0.38 | 0.64 | |||
| 190.5 to 228.6 | 0.38 | 1.14 |
Application Areas
- Steam condensers
- Heat exchangers
- Boiler systems
- Industrial heat transfer equipment
- Thermal processing systems
Product Images
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Changzhou Joyruns Steel Tube CO.,LTD
Location
No.143 Qingyang North road,Tianning district. Changzhou
Contact Person
Lee