Place of Origin:
China
Brand Name:
YUHONG
Certification:
API 660, ASME U Stamp, CRS, NB Certificated, GB/T 151
Model Number:
TEMA BEU TYPE
TEMA Certified Heat Exchanger SA249 TP304 Stainless Steel Welded Tubes for Flue Gas Scrubbers
YUHONG specialize in the design and manufacturing of pressure vessels and heat exchangers, holding ASME U Stamp and TEMA certifications. Our production strictly adheres to ASME Section VIII, Division 1 and TEMA standards, delivering high-performance equipment for industries including petrochemicals, chemicals, power generation, pharmaceuticals, and environmental protection.
SA249 TP304 Welded Tubes: Material Overview
|
Property |
Description |
|---|---|
| Chemical Composition | - Chromium (Cr): 18.0–20.0% - Nickel (Ni): 8.0–11.0% - Carbon (C): ≤0.08% - Manganese (Mn): ≤2.00% - Silicon (Si): ≤1.00% |
| Mechanical Properties | - Tensile Strength: ≥515 MPa - Yield Strength: ≥205 MPa - Elongation: ≥35% - Hardness: ≤92 HRB |
| Corrosion Resistance | Excellent in humid/oxidizing environments; |
| Weldability | Superior weldability; |
| Thermal Conductivity | For heat transfer requirements. |
Cost Advantages of SA249 TP304 Welded Tubes
|
Advantage |
|---|
| 1. High Material Utilization |
| 2. High Production Efficiency |
| 3. Lower Equipment Investment |
| 4. Stable Pricing |
| 5. Scalability |
SA249 TP304 Welded Tubes vs. SA213 TP304 Seamless Tubes
|
Parameter |
SA249 TP304 Welded Tubes |
SA213 TP304 Seamless Tubes |
|---|---|---|
| Material Cost | Lower (thin-plate welding, minimal waste). | Higher |
| Pressure Tolerance | low-to-medium pressure | For high-pressure/temperature (e.g., boilers). |
| Corrosion Resistance | acidic/oxidizing environments. | acidic/oxidizing environments. |
| Economy | Cost-effective for large projects. | Higher cost. |
| Weld Quality | ERW/TIG | avoids weld-related risks. |
| Applications | FGD systems | extreme conditions. |
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