YUHONG HOLDING GROUP CO., LTD
| Payment Terms | TT, LC |
| Supply Ability | 10000 tons/month |
| Delivery Time | According to the quantity |
| Packaging Details | IRON FRAME CASE WITH PLASTIC CAP |
| Application | Air Preheaters and Furnances |
| Fin Wall thickness | 0.8-3mm |
| Base Tube Material | P5, P9, P11, P22, P91 |
| Fin Pitch | FPI: 3-25 |
| Fin Material | Cr11 |
| Fin Height | 5-30mm |
| Length | Max 34M/PC |
| Brand Name | YUHONG |
| Place of Origin | China |
| Certification | ABS, BV, DNV, CCS, LR |
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Product Specification
| Payment Terms | TT, LC | Supply Ability | 10000 tons/month |
| Delivery Time | According to the quantity | Packaging Details | IRON FRAME CASE WITH PLASTIC CAP |
| Application | Air Preheaters and Furnances | Fin Wall thickness | 0.8-3mm |
| Base Tube Material | P5, P9, P11, P22, P91 | Fin Pitch | FPI: 3-25 |
| Fin Material | Cr11 | Fin Height | 5-30mm |
| Length | Max 34M/PC | Brand Name | YUHONG |
| Place of Origin | China | Certification | ABS, BV, DNV, CCS, LR |
| High Light | ASTM A335 P11 Serrated Fin Tube ，Hydrogenation Reactors Serrated Fin Tube ，Crude Oil Heaters Serrated Fin Tube | ||
ASTM A335 P11 Base Tube Composition
| Grade | UNS Designation | C | Mn | P | S | Si | Cr | Mo |
| P11 | K11597 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.5-1.00 | 1.00-1.50 | 0.44-0.65 |
ASTM A335 P11 Serrated Fin Tube Application
1. Power Generation
2. Petrochemical & Refining
3. Chemical Processing
4. Industrial Heating Systems
5. Oil & Gas
ASTM A335 P11 Serrated Fin Tube Strength
2. Moderate High-Temperature Performance: Suitable for up to 580°C (1,076°F).
3. Cost-Effective: More economical than higher-grade alloys (e.g., P9, P91).
4. Improved Heat Transfer: Serrated fins boost efficiency by 15–30% over plain fins.
5. Weldability: Easier to weld than high-chromium steels (no stringent pre/post-weld heat treatment required).
Company Details
Business Type:
Manufacturer,Importer,Exporter,Trading Company,Seller,Other
Year Established:
1990
Total Annual:
50M-70M
Employee Number:
50~800
Ecer Certification：
Verified Supplier
Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories, the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. &n... Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories, the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. &n...
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