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321 Stainless Steel Heat Exchanger Tube ASTM A249 22.2mm x 2.11mm 6 Meter Length Bright Annealed

Basic Properties
Place of Origin: Shanxi, China
Brand Name: ECER Steel
Certification: ISO 9001:2015
Model Number: 321-ASTMA249
Trading Properties
Minimum Order Quantity: 1 Ton
Price: USD 1800-4200 / Ton
Payment Terms: T/T, L/C
Supply Ability: 5000 Tons per Month
Product Summary
321 (UNS S32100) stainless steel Heat Exchanger Tube to ASTM A249, size 22.2mm x 2.11mm, 6 meter length, bright annealed finish.

Product Details

Highlight:

321 stainless steel heat exchanger tube

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ASTM A249 stainless steel pipe

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bright annealed stainless steel tube

Material Grade: 321 (UNS S32100)
Standard: ASTM A249
Pipe Type: Heat Exchanger Tube
Size: 22.2mm X 2.11mm
Length: 6 Meter
Surface Finish: Bright Annealed
Product Description

Product Introduction

321 (UNS S32100) stainless steel Heat Exchanger Tube is a titanium-stabilized austenitic alloy designed to resist intergranular corrosion at elevated temperatures. Supplied to ASTM A249 in 22.2mm x 2.11mm with a bright annealed finish, this pipe delivers consistent dimensional accuracy, full traceability and dependable long-term performance for demanding industrial applications.

Product Specifications

ItemSpecification
Material Grade321 (UNS S32100)
StandardASTM A249
TypeHeat Exchanger Tube
Size22.2mm x 2.11mm
Length6 Meter
Surface FinishBright Annealed

Chemical Composition (%)

ElementContent (%)
Carbon (C)<= 0.08
Manganese (Mn)<= 2.00
Silicon (Si)<= 0.75
Phosphorus (P)<= 0.045
Sulfur (S)<= 0.030
Chromium (Cr)17.0 - 19.0
Nickel (Ni)9.0 - 12.0
Titanium (Ti)5(C+N) - 0.70

Mechanical Properties

PropertyValue
Tensile Strength>= 515 MPa
Yield Strength>= 205 MPa
Elongation>= 35%
Hardness<= 90 HRB

Application Fields

  • Aircraft exhaust manifolds
  • High-temperature heat exchangers
  • Refinery and boiler piping
  • Expansion joints
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