Stainless Steel Tubes for Heat Exchanger
Overview
Heat exchangers are widely used in industries such as petrochemical, power generation, food processing, pharmaceutical manufacturing, HVAC systems, and marine engineering. Stainless steel tubes play a critical role in heat transfer efficiency, corrosion resistance, and long-term operational reliability.
Yunming Metal supplies stainless steel heat exchanger tubes in seamless, welded, U-bend, and coil forms. Available grades include 304, 304L, 316, 316L, 321, 310S, Duplex, and Super Duplex stainless steel for demanding heat transfer applications.
Why Stainless Steel Tubes Are Used in Heat Exchangers
Heat exchanger systems often operate under high temperature, high pressure, and corrosive environments. Stainless steel tubes provide excellent resistance to corrosion, scaling, and thermal stress, making them one of the most widely used materials for heat transfer equipment.
Compared with carbon steel tubes, stainless steel tubes offer:
• Excellent corrosion resistance
• Longer service life
• Better temperature resistance
• Lower maintenance costs
• Improved heat transfer performance
• High mechanical strength
Recommended Stainless Steel Grades
304 Stainless Steel
A cost-effective choice for general industrial heat exchangers and water-based systems.
316L Stainless Steel
Provides enhanced resistance to chlorides and aggressive media. Commonly used in chemical processing and marine environments.
321 Stainless Steel
Suitable for elevated temperature applications where resistance to intergranular corrosion is required.
310S Stainless Steel
Excellent high-temperature oxidation resistance for furnace and thermal processing equipment.
Duplex Stainless Steel
Combines high strength and superior corrosion resistance, making it ideal for demanding industrial environments.
Common Tube Types for Heat Exchangers
Seamless Heat Exchanger Tubes
Suitable for high-pressure and critical applications where reliability is essential.
Welded Heat Exchanger Tubes
Cost-effective solution with excellent dimensional consistency.
U Bend Tubes
Widely used in shell and tube heat exchangers to maximize heat transfer area.
Coil Tubes
Suitable for compact heat exchanger designs and specialized thermal systems.
Key Features
• Excellent heat transfer efficiency
• High corrosion resistance
• Smooth internal surface
• Tight dimensional tolerances
• Long service life
• High pressure capability
• Suitable for high temperature operation
• Available with EN 10204 3.1 certification
Technical Specifications
Material Grades:
304, 304L, 316, 316L, 321, 310S, 2205, 2507
Outside Diameter:
6 mm – 114.3 mm
Wall Thickness:
0.5 mm – 6 mm
Length:
Up to 18 meters
Standards:
ASTM A213
ASTM A269
ASTM A249
ASTM A312
EN 10216-5
EN 10217-7
Applications
Stainless steel heat exchanger tubes are widely used in:
• Shell and tube heat exchangers
• Condensers
• Boilers
• Evaporators
• HVAC systems
• Chemical processing plants
• Petrochemical facilities
• Power generation plants
• Food processing equipment
• Pharmaceutical production systems
Why Choose Yunming Metal
Yunming Metal specializes in the supply of stainless steel tubes and related products for industrial applications worldwide.
Our advantages include:
• Wide range of stainless steel grades
• Seamless and welded tube solutions
• Competitive pricing
• Flexible production capability
• Fast response and technical support
• EN 10204 3.1 material certificates available
• Export experience to Europe, Middle East, Southeast Asia, and North America
Related Products
304 Stainless Steel Seamless Tube
316 Stainless Steel Seamless Tube
Duplex Stainless Steel Tube
FAQ
Q1: Which stainless steel grade is best for heat exchangers?
316L is commonly used for corrosive environments, while 304 is suitable for general applications. Duplex grades are preferred for more demanding conditions.
Q2: Do you supply seamless and welded heat exchanger tubes?
Yes. We supply both seamless and welded stainless steel tubes according to international standards.
Q3: Can you provide U-bend tubes?
Yes. U-bend tubes are available for shell and tube heat exchanger applications.
Q4: What certificates can you provide?
We can provide EN 10204 3.1 material certificates and other inspection documents upon request.
Q5: Can custom sizes be manufactured?
Yes. Custom diameters, wall thicknesses, lengths, and finishing requirements can be produced according to project specifications.
Looking for a reliable supplier of stainless steel heat exchanger tubes?
Send us your material grade, size, quantity, and application requirements. Our team will provide a competitive quotation and technical support for your project.