YUHONG HOLDING GROUP CO., LTD
| Payment Terms | L/C,T/T |
| Delivery Time | 7 DAYS |
| Packaging Details | Ply-wooden Case /Iron Case/ Bundle with plastic Cap |
| Product Name | Heat Exchanger Tube |
| Standard | ASTM A269, ASME SA269 |
| Material | TP316/316L |
| OD | 1/4" , 3/8", 1/2", 5/8", 3/4", 1", 1.1/4", etc. |
| Thickness | BWG10-25 |
| Length | Can Custom |
| End | Plain End, Beveled End |
| High Light | ASTM A269 TP316L Stainless Steel Welded Tube, Bright Annealed Heat Exchanger Tube |
| Brand Name | YUHONG |
| Model Number | ASTM A269 TP316L Stainless Steel Welded Tube |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | L/C,T/T | Delivery Time | 7 DAYS |
| Packaging Details | Ply-wooden Case /Iron Case/ Bundle with plastic Cap | Product Name | Heat Exchanger Tube |
| Standard | ASTM A269, ASME SA269 | Material | TP316/316L |
| OD | 1/4" , 3/8", 1/2", 5/8", 3/4", 1", 1.1/4", etc. | Thickness | BWG10-25 |
| Length | Can Custom | End | Plain End, Beveled End |
| High Light | ASTM A269 TP316L Stainless Steel Welded Tube, Bright Annealed Heat Exchanger Tube | Brand Name | YUHONG |
| Model Number | ASTM A269 TP316L Stainless Steel Welded Tube | Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 |
| Place of Origin | CHINA | ||
| High Light | ASTM A269 TP316L stainless steel tube ，welded heat exchanger tube ，bright annealed stainless steel tube | ||
Pressure / Mechanical Integrity
Seamless has no weld seam → inherently stronger for high pressure (e.g., > 3000 psi) and cyclic fatigue applications. Preferred for ASME Section VIII, high‑pressure steam, hydraulic lines.
Welded (with BA) – after bright annealing, the weld recrystallizes and has properties nearly equal to the base metal. Suitable for low to medium pressure (typically < 1500 psi) and non‑cyclic service.
Chemical Composition % of ASTM A269 TP316L Stainless Steel Welded Heat Exchanger Tube
| Grade | UNS Designation | C | M | P | S | Si | Ch | Ni | Mo |
| TP316L | S31603 | 0.035 | 2 | 0.045 | 0.03 | 1 | 16.0–18.0 | 10.0–14.0 | 2.00–3.00 |
Mechanical properties of ASTM A269 TP316L Stainless Steel Welded Heat Exchanger Tube
|
Grade
|
Tensile Str
(MPa) min |
Yield Str
0.2% Proof (MPa) min |
Elong
(% in 50mm) min |
Hardness
|
|
|
Rockwell B (HR B) max
|
Brinell (HB) max
|
||||
|
316L |
485
|
170
|
40
|
95
|
217
|
Physical Properties of ASTM A269 TP316L Stainless Steel Welded Heat Exchanger Tube
|
Grade
|
Density
(kg/m3) |
Elastic Modulus
(GPa) |
Mean Co-eff of Thermal Expansion (m/m/0C)
|
Thermal Conductivity
(W/m.K) |
Specific Heat 0-1000C
(J/kg.K) |
Elec Resistivity
(nΩ.m) |
|||
|
0-1000C
|
0-3150C
|
0-5380C
|
At 1000C
|
At 5000C
|
|||||
|
316/L
|
8000 |
193
|
15.9
|
16.2
|
17.5
|
16.3
|
21.5
|
500 |
740 |
Why Bright Annealed for Heat Exchangers?
For heat exchanger service, surface quality directly impacts performance. The BA finish offers distinct advantages:
No Scale or Oxide: Eliminates "chalking" or flaking that could contaminate process fluids or block small tubes.
Smoother Surface (Ra ≤ 20 µin typical): Reduces fouling (deposit buildup) and improves heat transfer efficiency compared to pickled or as-welded surfaces.
Cleanliness: Ready for high-purity applications (pharma, food, ultra-pure water) without chemical cleaning.
Uniform Corrosion Resistance: The weld is fully solution annealed, eliminating galvanic effects between weld and base metal.
Application
Shell & Tube Heat Exchangers (condensers, evaporators, chillers)
U-tube bundles (BA finish allows bending without cracking)
Hydraulic & Instrumentation lines in corrosive environments
Pharmaceutical / Biotech (clean steam, WFI systems)
Chemical processing (acetic acid, chlorides, sulfites)
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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