DIN17175 15CrMoG Seamless Boiler Tubes - 440-640 MPa Tensile Strength, 450-650°C Temperature Range
Price:
Negotiable
MOQ:
5TONs
Delivery Time:
30DAYS
Brand:
Joyruns
Product Description
DIN17175 15CrMo/15CrMoG Seamless Boiler Tubes
High-performance seamless tubes designed for high-pressure boiler applications with working pressures of 9.8MPa or higher and operating temperatures between 450°C-650°C.
Applications
Ideal for heating surface tubes, headers, economizers, superheaters, and reheaters in high, medium, and low-pressure boiler systems.
Material Properties
Chemical Composition
| Element | Content (%) |
|---|---|
| C (Carbon) | 0.12-0.18 |
| Si (Silicon) | 0.17-0.37 |
| Mn (Manganese) | 0.40-0.70 |
| P (Phosphorus) | 0.025 max. |
| S (Sulfur) | 0.015 max. |
| Cr (Chromium) | 0.80-1.10 |
| Mo (Molybdenum) | 0.40-0.55 |
Mechanical Properties
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) |
|---|---|---|---|
| 15CrMoG | 440-640 | 295 min. | 21 min. (Vertical) 19 min. (Longitudinal) |
Heat Treatment
- Normalizing temperature: 900°C-960°C
- Tempering temperature: 680°C-730°C
Wall Thickness Tolerance
| Wall Thickness | Tolerance |
|---|---|
| <3.5mm | +15% (+0.48mm min) / -10% (+0.32mm min) |
| 3.5-20mm | +15%, -10% |
| >20mm (D<219) | ±10% |
| >20mm (D≥219) | +12.5%, -10% |
Product Images
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Get in Touch
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Company
Changzhou Joyruns Steel Tube CO.,LTD
Location
No.143 Qingyang North road,Tianning district. Changzhou
Contact Person
Lee