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​​ASTM A213 TP312H Stainless Steel Seamless Tube Bright Annealed Surface for Heat Exchanger

​​ASTM A213 TP312H Stainless Steel Seamless Tube Bright Annealed Surface for Heat Exchanger

  • ​​ASTM A213 TP312H Stainless Steel Seamless Tube Bright Annealed Surface for Heat Exchanger
  • ​​ASTM A213 TP312H Stainless Steel Seamless Tube Bright Annealed Surface for Heat Exchanger
  • ​​ASTM A213 TP312H Stainless Steel Seamless Tube Bright Annealed Surface for Heat Exchanger
  • ​​ASTM A213 TP312H Stainless Steel Seamless Tube Bright Annealed Surface for Heat Exchanger
​​ASTM A213 TP312H Stainless Steel Seamless Tube Bright Annealed Surface for Heat Exchanger
Product Details:
Place of Origin: CHINA
Brand Name: YUHONG
Certification: ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Model Number: ASTM A790 UNS S32750
Payment & Shipping Terms:
Minimum Order Quantity: 500KGS
Price: Negotiable
Packaging Details: Plywooden Case /Iron Case
Delivery Time: 15-30days
Payment Terms: L/C, T/T
Supply Ability: 1500 tons per month
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Detailed Product Description
Standard: ​ ASTM A213/ASME SA213 Material Grade: TP312H (UNS S31252)
​​Product Type​: Stainless Steel Seamless Tube Surface Finish: Bright Annealed (BA)
Application: Heat Exchanger & Condenser Tubes ​​Size Range: OD 3.18-152.4mm, WT 0.41-25.4mm

​​ASTM A213 TP312H Stainless Steel Seamless Tube Bright Annealed Surface for Heat Exchanger

 

​​YUHONG GROUP​​ is a specialized manufacturer of ​​high-performance stainless steel tubes​​ for critical heat transfer applications. With over two decades of expertise in precision tube manufacturing, our ​​ASTM A213 TP312H Stainless Steel Seamless Tubes, with a Bright Annealed surface,​​ deliver exceptional corrosion resistance and heat transfer efficiency in demanding heat exchanger systems.

​​Chemical Composition of TP321H (UNS S32109)​

 

Element​​ ​​Requirement (%)​​ ​​Notes​​
​​Carbon (C)​​ 0.04–0.10 Controlled carbon range for high-temperature stability
​​Manganese (Mn)​​ 2.00 max  
​​Phosphorus (P)​​ 0.045 max  
​​Sulfur (S)​​ 0.030 max  
​​Silicon (Si)​​ 1.00 max  
​​Chromium (Cr)​​ 17.0–19.0 Provides oxidation resistance
​​Nickel (Ni)​​ 9.0–12.0 Austenite stabilizer
​​Titanium (Ti)​​ 4(C+N)–0.70 min Stabilization against sensitization

 

Heat Treatment Specifications for TP321H (UNS S32109)

 

Parameter​​ ​​Requirement​​ ​​Notes​​
​​Grade​​ TP321H Titanium-stabilized austenitic stainless steel
​​UNS Number​​ S32109  
​​Heat Treat Type​​ Solution treatment  
​​Solution Treating Temperature​​ 2000°F [1090°C] Higher than standard TP321 (1900°F/1040°C)
​​Cooling Media​​ Water or other rapid cooling Prevents carbide precipitation

 

 

Mechanical Properties of TP321H (UNS S32109)​

 

Property​​ ​​Requirement​​ ​​Notes​​
​​Grade​​ TP321H Titanium-stabilized austenitic stainless steel
​​UNS Designation​​ S32109  
​​Tensile Strength, min​​ 75 ksi [515 MPa] Matches standard TP321 requirements
​​Yield Strength, min​​ 30 ksi [205 MPa] 0.2% offset method
​​Elongation in 2 in. or 50 mm, min​​ 35% Standard elongation for austenitic grades
​​Hardness, max​​ 192 HBW/200 HV Brinell/Vickers hardness
​​Hardness, max​​ 90 HRB Rockwell B scale

​​ASTM A213 TP312H Stainless Steel Seamless Tube - Application Advantages​

 

​​1. Superior Corrosion Resistance for Demanding Environments​​
​​High alloy content​​ provides exceptional resistance to pitting and crevice corrosion
​​PREN ≥ 40​​ ensures reliable performance in chloride-containing media


​​2. Excellent Heat Transfer Efficiency​​
​​Bright Annealed surface​​ minimizes fouling and maintains optimal heat transfer coefficients
​​Seamless construction​​ allows uniform wall thickness for consistent thermal performance


​​3. High Temperature Capability​​
​​Maximum service temperature 1100°C, suitable for various heat exchanger applications
​​Maintains mechanical properties​​ under thermal cycling conditions


​​4. Long Service Life and Reliability​​
​​Superior oxidation resistance​​ reduces maintenance requirements and downtime
​​Proven performance​​ in chemical processing and power generation applications


​​5. Easy Maintenance and Cleaning​​
​​Smooth BA surface​​ prevents scale buildup and facilitates cleaning
​​Non-contaminating surface​​ ensures product purity in pharmaceutical and food applications


​​6. Cost-Effective Solution​​
​​Extended service life​​ reduces replacement frequency and total cost of ownership
​​Reduced fouling​​ maintains heat transfer efficiency, saving energy costs

​​ASTM A213 TP312H Stainless Steel Seamless Tube Bright Annealed Surface for Heat Exchanger 0

Tag:

seamless stainless steel tube,

seamless boiler tubes,

stainless steel seamless pipes

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