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Stainless Steel Seamless ASTM A213 TP321 Bundle Tubes For Power Plants

Stainless Steel Seamless ASTM A213 TP321 Bundle Tubes For Power Plants

Brand Name: Yuhong
Model Number: ASTM A213 TP321
MOQ: 1TON
Price: Negotiable
Packaging Details: Ply-wooden Case
Payment Terms: TT, LC
Detail Information
Place of Origin:
China
Certification:
ABS, BV, DNV, CCS, LR
Product:
Heat Exchanger Tubes
Bundle Tubes Standard:
Stainless Steel ASTM A213
Bundle Tubes Material:
TP321
Bundle Tubes Size And Length:
According To Clients' Need
Bundle Tubes Use:
For Power Plant, Oil&Gas Refinery Projects,etc.
Bundle Tubes Packing:
Ply-wooden Case
Supply Ability:
1000 tons/month
Highlight:

ASTM A213 Stainless Seamless Tube

,

Seamless Tube for Power Plants

,

TP321 Stainless Steel Seamless Tube

Product Description

Stainless Steel Seamless ASTM A213 TP321 Bundle Tubes For Power Plants

 

ASME SA213/ASTM A213 This specification covers seamless ferritic and austenitic steel boiler, superheater, and heat-exchanger tubes, designated Grades T5,TP304,TP316L,TP321, TP347, TP310S etc.

 

Chemical Composition (%) max
Grade UNS C Mn P S Si Cr Ni Ti N
TP321 S32100 0.08 2.00 0.045 0.030 1.00 17.0-19.0 9.0-12.0 10x(C+N)-0.7 ...

 

→ Reduces intergranular corrosion risk 

Cr  Oxidation & corrosion resistance

Ni  Austenitic structure stability

TiPrevents carbide precipitation (sensitization) during welding or high-temperature exposure (450–850°C)

 

Mechanical Properties
Tensile Strength, min Yield Strength, min. Elongation in 2 in. or 50mm, min. Brinell/Vickers;Rockwell
75ksi [ 515MPa ] 30ksi [205MPa ] 35% 192HBW/200HV ;90HRB

 

Austenitic Structure: Provides excellent toughness and high-temperature strength.

TP321 superior to 304/304L: Better resistance to intergranular corrosion in welded applications.

 

Stainless Steel Seamless ASTM A213 TP321 Bundle Tubes For Power Plants

 

Key Features Suitable For Heat Exchangers

 

Material of ASTM A213 TP321 is a titanium-stabilized austenitic stainless steel specifically designed for high-temperature and corrosive environments. Its properties make it an excellent choice for bundle tubes used in heat exchangers, boilers, and other critical applications

 

TP321 has high-temperature resistance,performs well in prolonged high-heat conditions (e.g., superheaters, reformer tubes)

 

Common Applications in Power Plants

 

Shell & Tube Heat Exchangers,Boiler Superheaters & Condensers
Petrochemical & Refinery Furnaces
Power Generation Systems
Food & Pharmaceutical Processing

 

Stainless Steel Seamless ASTM A213 TP321 Bundle Tubes For Power Plants

Ratings & Review

Overall Rating

4.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
33%
4 stars
33%
3 stars
33%
2 stars
0%
1 stars
0%

All Reviews

M
Marcus
Belize Jan 19.2026
It's genuine 321H — titanium-stabilized, so no worries about sensitization or intergranular corrosion during welding. Our welder said it welded nicely with no cracking.
B
B*a
South Africa Dec 9.2025
Been running about 6 months now in cyclic service. No leaks, no failures. Heat transfer still where it should be.
S
Salem
Oman Sep 24.2025
We checked a few before installation — wall thickness consistent, roundness good. Welded in without problems.