ASME SA213 / ASTM A213 TP347H Stainless Steel Seamless Tube Heat Exchanger Tube

Product Details
Place of Origin: CHINA
Brand Name: TONG CHUANG
Certification: ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008.
Model Number: ASTM A213 TP347H Stainless Steel Seamless Tube
Payment & Shipping Terms
Minimum Order Quantity: 500KGS
Packaging Details: Ply-wooden Case /Iron Case/ Bundle with plastic Cap
Delivery Time: 7days
Payment Terms: L/C, T/T

SKU: 922 Category:
Product Name:Stainless Steel Seamless TubeStandard:ASME SA213， ASTM A213
Steel Grade:304， 304L， 309S， 310S， 316L， 347H Etc.O.D.:0.125′ TO 6′ (6MM TO 152.4MM)
W.T.:0.016′ TO 1′ (0.41MM TO 25.4MM)Length:Single Random， Double Random & Cut Length
End:Plain Ends / Beveled EndsSurface Treatment:Annealed， Polished Etc.
Application:Boiler， Heat Exchanger， Condenser， Fluid And Gas Transport
High Light:

TP347H Stainless Seamless Tube

，

Annealed Stainless Seamless Tube

，

ASTM A213 Stainless

ASTM A213 / ASME SA213 TP347H Stainless Steel Seamless Tube Heat Exchanger Tube

 

 

Compared to other grades of steel， 347H has certain advantages:

1. High temperature resistance: Steel 347H exhibits excellent heat resistance， making it suitable for applications where materials are subjected to elevated temperatures.

 
2. Enhanced corrosion resistance: This grade contains a higher level of chromium and columbium (niobium) than standard austenitic stainless steels. As a result， 347H offers improved resistance to corrosion， especially in environments with high concentrations of acids， such as sulfuric， acetic， and phosphoric acids.
 
3. Weldability: Steel 347H is known for its good weldability. It can be easily welded using standard welding techniques， such as TIG (Tungsten Inert Gas) or MIG (Metal Inert Gas) welding， without experiencing significant issues like sensitization or cracking.
 
4. Stability against intergranular corrosion: One of the primary advantages of 347H is its ability to resist intergranular corrosion， which can occur in certain environments or after exposure to high temperatures. This stability is due to the addition of columbium， which forms carbides that inhibit the precipitation of chromium carbides， thus preventing sensitization and intergranular corrosion.
 
5. Versatility: Steel 347H finds utility in a wide range of applications， including chemical processing， oil and gas industry， pharmaceuticals， food processing， and high-temperature environments like furnace equipment and heat exchangers.

 

 

Equivalent Grades of Stainless Steel 347/347H Seamless Tube

Stainless SteelTradenameUNS no.Werkstoff No.
347H347H StainlessS347091.4961

 

 

ASME SA213 / ASTM A213 TP347H Stainless Steel Seamless Tube Chemical Composition

C

Mn

max.

P

max.

S

max.

Si

max.

NiCrMoTiNbTaNiOther
0.04-0.102.000.0450.030.759.0-13.017.0-19.0……8×C-1.10………

 

 

ASME SA213 / ASTM A213 TP347H Stainless Steel Seamless Tube Physical Propertie

 

In the Annealed Condition at -20°F to +100°F

 

 

Alloy

 

 

UNS Design

 

Density kg/dm³

Modulus of Elasticity (x106 psi)Mean Coefficient of Thermal Expansion (IN./IN./°F x 10-6)

 

Thermal Conductivity (BTU-in/ft2-h-°F)

347HS347097.98299.2—

 

ASME SA213 / ASTM A213 TP347H Stainless Steel Seamless Tube Mechanical Properties

In the Annealed Condition at -20°F to +100°F

   Tensile StrengthTensile StrengthYield StrengthYield Strength   
AlloyUNSSpecMPaksiMPaksiElongation in 2 inches (min.) %Grain Size Req.Harndess HBW
347HS34709ASME SA 2135157520530357 or coarser192

ASTM A213 / ASME SA213 TP347H Stainless Steel Seamless Tube Test Certificates

  • EN 10204/3.1B，
  • Raw Materials Certificate
  • 100% Radiography Test Report
  • Third Party Inspection Report， etc

 

 

Material Testing

  • Mechanical Testing Such as Tensile of Area
  • Hardness Test
  • Chemical Analysis – Spectro Analysis
  • Positive Material Identification – PMI Testing
  • Flattening Test
  • Micro and MacroTest
  • Pitting Resistance Test
  • Flaring Test
  • Intergranular Corrosion (IGC) Test

 

  

ASME SA213 /  ASTM A213 TP347H Stainless Steel Seamless Tube Application Industries

  • Off-Shore Oil Drilling Companies
  • Power Generation
  • Petrochemicals
  • Gas Processing
  • Specialty Chemicals
  • Pharmaceuticals
  • Pharmaceutical Equipment
  • Chemical Equipment
  • Sea Water Equipment
  • Heat Exchangers
  • Condensers
  • Pulp and Paper Industry

 

 

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