ASTM A192 Seamless Boiler Tubes 25.4mm OD x 2.11mm Wall for High Pressure Systems up to 9.8 MPa
Price:
Negotiable
MOQ:
5 tons per size
Delivery Time:
30DAYS
Brand:
Joyruns
Product Description
ASTM A192 Seamless Boiler Tubes for High-Pressure Applications
ASTM A192/ASME SA192 seamless carbon steel boiler tubes are engineered for high-pressure settings in boilers and superheaters with minimum wall thickness requirements. These tubes are specifically designed for operating conditions where working pressure does not exceed 9.8 MPa and temperatures range between 450℃ and 650℃.
Primary Applications
- High-pressure boiler systems
- Heating surface tube boxes
- Economizers and superheaters
- Reheaters and boiler water walls
- Steam pipes and distribution systems
Key Performance Characteristics
Bestar seamless boiler pipes deliver exceptional mechanical properties including high yield strength, superior tensile strength, and excellent elongation. The cold drawing manufacturing process ensures extremely smooth internal surfaces that guarantee optimal pressure resistance and flow characteristics.
Technical Specifications
Chemical Composition
| Element | Content Range (%) |
|---|---|
| Carbon (C) | 0.06 - 0.18 |
| Manganese (Mn) | 0.27 - 0.63 |
| Phosphorus (P) | ≤ 0.035 |
| Sulfur (S) | ≤ 0.035 |
| Silicon (Si) | ≤ 0.25 |
Mechanical Properties
| Property | Minimum Value |
|---|---|
| Yield Strength | ≥ 180 MPa |
| Tensile Strength | ≥ 325 MPa |
| Elongation | ≥ 35% |
| Brinell Hardness (WT≥5.1mm) | 137 HRB |
| Rockwell Hardness (WT≥5.1mm) | 77 HRB |
Dimensional Tolerances
| Outside Diameter Range | OD Tolerance (+) | OD Tolerance (-) | Wall Thickness Range | WT Tolerance (+) | WT Tolerance (-) |
|---|---|---|---|---|---|
| < 25.4 mm | 0.10 mm | 0.10 mm | ≤ 38.1 mm | 20% | 0 |
| 25.4 - 38.1 mm | 0.15 mm | 0.15 mm | > 38.2 mm | 22% | 0 |
| 38.1 - 50.8 mm | 0.20 mm | 0.20 mm | |||
| 50.8 - 63.5 mm | 0.25 mm | 0.25 mm | |||
| 63.5 - 76.2 mm | 0.30 mm | 0.30 mm | |||
| 76.2 - 101.6 mm | 0.38 mm | 0.38 mm | |||
| 101.6 - 190.5 mm | 0.38 mm | 0.64 mm | |||
| 190.5 - 228.6 mm | 0.38 mm | 1.14 mm |
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Company
Changzhou Joyruns Steel Tube CO.,LTD
Location
No.143 Qingyang North road,Tianning district. Changzhou
Contact Person
Lee