YUHONG HOLDING GROUP CO., LTD
| Payment Terms | L/C,T/T,AT SIGHT |
| Supply Ability | According to Clients' requirements |
| Delivery Time | 45-75 Days (Depend on Customer's Requirement） |
| Packaging Details | Ply-wooden Cases with Steel Frames(both ends of pipes have plastic caps） |
| Fin Type | Studded Fin Tube |
| Base Tube Material | TP316 (UNS S31600 / 1.4401) |
| Base Tube Standard | ASTM A312 |
| Bare Tube Diameter | 25-219mm |
| Fin Pitch | 8-30mm |
| Fin Height | 5~30mm |
| Application | Heat Exchangers, Refinery Air Cooler, Power Plant, HVAC system |
| Fin Thick | Φ5-20mm |
| Brand Name | YUHONG |
| Certification | ABS, BV, ISO, ASTM, SGS |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C,T/T,AT SIGHT | Supply Ability | According to Clients' requirements |
| Delivery Time | 45-75 Days (Depend on Customer's Requirement） | Packaging Details | Ply-wooden Cases with Steel Frames(both ends of pipes have plastic caps） |
| Fin Type | Studded Fin Tube | Base Tube Material | TP316 (UNS S31600 / 1.4401) |
| Base Tube Standard | ASTM A312 | Bare Tube Diameter | 25-219mm |
| Fin Pitch | 8-30mm | Fin Height | 5~30mm |
| Application | Heat Exchangers, Refinery Air Cooler, Power Plant, HVAC system | Fin Thick | Φ5-20mm |
| Brand Name | YUHONG | Certification | ABS, BV, ISO, ASTM, SGS |
| Place of Origin | China | ||
| High Light | ASTM A316 stainless steel studded tube ，seamless studded fin tube petrochemical ，refinery studded tube S31600 | ||
ASTM A312 is a standard specification for seamless/welded austenitic stainless steel pipes/tubes, suitable for high-temperature, corrosive service. TP316 (UNS S31600 / 1.4401) is a molybdenum-containing austenitic stainless steel—its core composition (16-18.5% Cr, 10-14% Ni, 2-3% Mo) endows it with excellent resistance to chloride-induced pitting, intergranular corrosion, and general corrosive media. The Studded Fin Tube is a high-efficiency heat transfer component fabricated by welding stud-like fins onto the outer surface of ASTM A312 TP316 tubes: the studded structure greatly expands the external heat transfer area, while the TP316 base tube ensures stability in harsh corrosive environments. It meets the demand for efficient heat exchange in corrosive, medium-high temperature (≤500℃) scenarios, serving as a key component in chemical, marine, and pharmaceutical heat transfer systems.
| Element | C | Mn | Si | P | S | Cr | Ni | Mo |
| Range | ≤0.080 | ≤2.00 | ≤0.75 | ≤0.045 | ≤0.030 | 16.00-18.00 | 10.00-14.00 | 2.00-3.00 |
| Tensile Strength | Yield Strength | Elongation | Hardness (Approx.) |
| ≥ 515 MPa | ≥ 205 MPa | ≥ 40% | ≤ 217 HB |
| ASTM/AISI | UNS NO | EN | ISO | JIS | GOST |
| TP316 | S31600 | 1.4401 | X5CrNiMo17-12-2 | SUS316 | 08X17H13M2 |
TP316 vs. TP304:
Both have basic austenitic stainless steel properties, but TP316’s 2-3% Mo content gives it 2-3 times better resistance to chloride pitting (e.g., seawater, brine). TP304 is cheaper but unsuitable for high-chloride environments. TP316 studded fin tubes fit corrosive heat exchange scenarios, while TP304 suits general non-chloride media.
TP316 vs. TP316L:
TP316 (C≤0.08%) has slightly higher high-temperature strength than TP316L (C≤0.03%), while TP316L has better post-weld intergranular corrosion resistance. TP316 is ideal for non-welded/high-strength corrosive systems; TP316L fits welded corrosive heat exchangers.
1.Fouling Resistance: The open, discontinuous stud matrix minimizes ash, soot, or catalyst fines from bridging and plugging the tube bank, a common problem with solid fins.
2.Corrosion Management: Prevents the formation of continuous corrosive deposits. Each stud is individually welded, eliminating the long, tight crevices present in other fin types that can trap aggressive condensates.
3.Enhanced Heat Transfer: Creates high turbulence, breaking the gas-side boundary layer and significantly improving convective heat transfer coefficients.
1.Chemical & Petrochemical: Heat exchangers in sulfuric acid plants, chlorine processing, and reactor effluent coolers handling corrosive, fouling streams.
2.Waste-to-Energy & Biomass: Economizer and air heater tubes exposed to flue gases containing chlorides, sulfur, and heavy particulates.
3.Marine & Offshore: Heat recovery equipment exposed to salt-laden air and exhaust.
4.Pulp & Paper: Recovery boiler heat exchangers with alkaline and sulfur compounds.
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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