ASTM A179 Seamless High Precision Heat Exchanger Tubes Oil Coated Surface
ASTM A179 Seamless Tube High-Precision Heat Exchanger Tubes Oil-Coated Surface
Yuhong Holding Group Co., Ltd., with 20 years of export experience to 85+ countries, is a leading manufacturer of seamless steel tubes and pipes. Our state-of-the-art production facilities and rigorous quality control systems ensure the delivery of premium products meeting international standards.
Product Overview:
Our ASTM A179 Seamless Carbon Steel Tubes are specifically engineered for heat exchanger applications, offering exceptional dimensional accuracy and surface quality.
Technical Specifications:
Dimensional Range:
| Parameter | Range |
| Outer Diameter | 12.7-101.6 mm |
| Wall Thickness | 1.24-8.18 mm |
| Length | 3000-24000 mm |
| Straightness | ≤ 1.5 mm/M |
| Surface Roughness | Ra ≤3.2μm |
Mechanical Properties:
| Property | Value |
| Tensile Strength | ≥345 MPa |
| Yield Strength | ≥180 MPa |
| Elongation | ≥ 30% |
| Hardness | ≤ 137 HB |
| Flattening Test | No Cracks |
Chemical Composition (ASTM A179):
| Element | C | Mn | P | S | Si |
| % | ≤0.25 | ≤1.20 | ≤0.035 | ≤0.035 | ≤0.35 |
Key Features:
- High dimensional accuracy
- Excellent surface finish
- Superior heat transfer efficiency
- Good mechanical properties
- Protective oil coating
- Consistent wall thickness
Manufacturing Process:
- Raw material inspection
- Hot piercing
- Cold drawing/rolling
- Heat treatment
- NDT testing
- Surface treatment
- Oil coating
- Final inspection
Quality Assurance:
- 100% Hydrostatic Testing
- Eddy Current Testing
- Ultrasonic Testing
- PMI Testing
- Third-party Inspection Available
Applications:
- Heat Exchangers
- Condensers
- Oil Coolers
- Boilers
- Industrial Cooling Systems
- Process Equipment
- Power Generation Units
Surface Treatment Options:
- Pickled and Oiled
- Black Painted
- Anti-rust Oil Coating
- Varnished
- Plain End or Beveled End
Standards Compliance:
- ASTM A179/A179M
- ASME SA179
- DIN 17175
- EN 10216-2
- GB/T 3087
Packaging Options:
- Steel Bundle
- Wooden Case
- Hexagonal Bundle
- Special Requirements Available
Yuhong Holding Group maintains comprehensive quality management systems certified to ISO 9001:2015. Our advanced testing facilities and experienced technical team ensure each tube meets the most stringent industry requirements. With our commitment to quality and customer service, we continue to serve as a trusted supplier of seamless tubes worldwide. Contact us today for customized solutions tailored to your specific requirements.
Delivery Capability:
- Monthly Production: 2000+ Tons
- Lead Time: 15-30 days
- Minimum Order: Negotiable
- Global Shipping Available
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.