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YUHONG HOLDING GROUP CO., LTD

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China ASTM A213 T9 Alloy Steel Seamless Tube ASME SA213 Grade T9 U Bend Heat Exchanger
China ASTM A213 T9 Alloy Steel Seamless Tube ASME SA213 Grade T9 U Bend Heat Exchanger

  1. China ASTM A213 T9 Alloy Steel Seamless Tube ASME SA213 Grade T9 U Bend Heat Exchanger
  2. China ASTM A213 T9 Alloy Steel Seamless Tube ASME SA213 Grade T9 U Bend Heat Exchanger
  3. China ASTM A213 T9 Alloy Steel Seamless Tube ASME SA213 Grade T9 U Bend Heat Exchanger
  4. China ASTM A213 T9 Alloy Steel Seamless Tube ASME SA213 Grade T9 U Bend Heat Exchanger

ASTM A213 T9 Alloy Steel Seamless Tube ASME SA213 Grade T9 U Bend Heat Exchanger

  1. MOQ: 500kgs
  2. Price:
  3. Get Latest Price
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 A213, ASME SA213
Material T9
OD 1/4" , 3/8", 1/2", 5/8", 3/4", 1", 1.1/4", etc.
Thickness BWG10-25
Radius Can Custom
Length Single Random, Double Random & Cut Length
High Light ASTM A213 T9 Alloy Steel Seamless Tube, U Bend Heat Exchanger Tube
Brand Name YUHONG
Model Number ASTM A213 T9 Alloy Steel Seamless U Bend Tube
Certification ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Place of Origin CHINA

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  1. Product Details
  2. Company Details

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 A213, ASME SA213 Material T9
OD 1/4" , 3/8", 1/2", 5/8", 3/4", 1", 1.1/4", etc. Thickness BWG10-25
Radius Can Custom Length Single Random, Double Random & Cut Length
High Light ASTM A213 T9 Alloy Steel Seamless Tube, U Bend Heat Exchanger Tube Brand Name YUHONG
Model Number ASTM A213 T9 Alloy Steel Seamless U Bend Tube Certification ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Place of Origin CHINA
High Light ASTM A213 T9 alloy steel tubeASME SA213 U bend tubeheat exchanger seamless steel tube

ASTM A213 T9 Seamless Alloy Steel U Bend Heat Exchanger Tube for High-temperature Services

 

 

A seamless ferritic alloy steel tube (9% chromium, 1% molybdenum) manufactured to ASTM A213 / ASME SA213 specifications, formed into a U‑shape (U‑bend) for use in shell and tube heat exchangers, boilers, and high‑temperature service applications.
The “T9” grade offers high‑temperature oxidation resistance, creep strength, and resistance to hydrogen attack. U‑bend configuration accommodates thermal expansion without requiring expansion joints. After cold bending, the tube must receive post‑bend heat treatment (stress relief or annealing) to restore mechanical properties and eliminate residual stresses. 
 
 

Equivalent Grades of ASTM A213 T9 Alloy Steel Seamless Tube U Bend Heat Exchanger Tube

Grade UNS Steel Number Trade Name
T9 S50400 1.7386 9Cr-1Mo
 
 

Chemical Composition of ASTM A213 T9 Alloy Steel Seamless Tube U Bend Heat Exchanger Tube

Grade

C

Mn

P

S

Si

Mo

T9 0.15 max 0.30~0.60 0.025 0.025 0.25-1.0 0.90~1.10
 

 

Mechanical Properties of ASTM A213 T9 Alloy Steel Seamless Tube U Bend Heat Exchanger Tube

Grade Tensile Strength, MPa Yield Strength, MPa Elongation, % Hardness, HB
T9 415 min 205 min 30 min 179 max
 

 

Key Characteristics of Grade T9

  • Oxidation Resistance: Excellent scaling resistance up to approximately 650°C (1200°F) .

  • Creep Strength: High creep rupture strength due to the Molybdenum addition.

  • Hydrogen Attack: Suitable for high-temperature hydrogen service in refineries (often used in the hydrogen reformer section and heat exchangers).

  • Fabricability: While it has good ductility, T9 is a hardenable steel. Cold bending (U-bending) requires careful attention to the bending radius and subsequent heat treatment.

 


Application

These tubes are primarily used in critical high-temperature services within:
  • Petrochemical Refineries: Hydrogen reformer units, hydrocrackers, and catalytic reformers.
  • Fired Heaters: Where resistance to high-temperature sulfur corrosion is required.
  • Power Generation: Superheaters and reheaters in high-pressure boilers.
  • Shell and Tube Heat Exchangers: Specifically in environments where the tube side fluid is at high temperatures or contains corrosive agents.

 

 

Company Details

Bronze Gleitlager

,

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 from Quality China Factory
  • 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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  • YUHONG HOLDING GROUP CO., LTD
  • 20 Floor, No.1 New World Building, NO.1018 Min'an Road, Yinzhou District, Ningbo, China, ZIP:315040
  • https://www.steelfintube.com/

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