In high-temperature industrial settings where strength and heat resistance are critical, material selection directly impacts system reliability and performance. USA Piping Solutions is a recognized manufacturer and dependable supplier of ASTM A213 T2 Tubes, delivering precision-engineered Alloy Steel Gr T2 solutions built for demanding service conditions. These are more than just flow conduits—they are high-performance components designed for long-term use in power plant boilers, refinery exchangers, and petrochemical heating systems.
Engineered with a chromium-molybdenum (Chrome-Moly T2) alloy composition, UNS K11562 tubes offer excellent mechanical strength, oxidation resistance, and thermal stability even during continuous high-heat exposure. Our T2 seamless tubing is built to handle elevated pressures and temperatures, ensuring operational safety and longevity.
Backed by global production expertise and supported by responsive U.S.-based service, we ensure reliable supply and fast turnaround. Each ASTM SA213 T2 tube is tested to stringent quality standards and is delivered with complete documentation, including Mill Test Certificates. Whether you're sourcing A213 T2 boiler tubes, ASTM SA213 T2 heat exchanger tubes, or A213 T2 superheaters, we provide certified products that align with your project’s critical specifications.
Our inventory also includes a full portfolio of grades such as ASTM A213 T1 Tubes, ASTM A213 T5 Tubes, ASTM A213 T9 Tubes, ASTM A213 T11 Tubes, ASTM A213 T22 Tubes, ASTM A213 T23 Tubes, and ASTM A213 T91 Tubes, covering the entire spectrum of ASME SA213 seamless alloy tubing. Partner with USA Piping Solutions for dependable products, expert support, and unmatched quality in every delivery.

What are ASTM A213 T2 Tubes?
So, what exactly goes into making an ASTM A213 T2 Tube? At its core, we're talking about a tube formed from a specific ferritic alloy steel blend, created through processes that guarantee it has absolutely no longitudinal weld seam – its seamless nature is key. The technical framework ensuring its properties and quality is the ASTM A213 standard, often referenced alongside its ASME equivalent, SA213, particularly when boiler and pressure vessel codes come into play. This standard serves as the definitive guide for a range of seamless alloy steel tubes explicitly designed to handle the stresses of high-temperature operation inside critical equipment like boilers, superheaters, and heat exchangers.
The "T2" identifier points to a particular chemical recipe within that standard – a steel alloy built around approximately 0.5% Chromium and 0.5% Molybdenum (often referred to as 1/2Cr-1/2Mo). It's this careful addition of chromium and molybdenum that elevates T2's performance significantly beyond standard carbon steels at higher temperatures. This results in improved strength retention when hot, better resistance to surface degradation (oxidation) from heat, and enhanced resistance to gradual deformation under long-term thermal stress (creep).
Here’s a look at what makes T2 tubes effective:
- Seamless Integrity as Standard: They begin as solid steel billets, which are then pierced and rolled or drawn into their final tubular shape. This absence of a weld seam is a crucial advantage in high-pressure applications and where temperature fluctuations occur, as it eliminates a potential point of weakness inherent in welded products.
- Ferritic Structure with Key Alloying: Grade T2 belongs to the ferritic steel family, based on its fundamental crystal structure. The targeted additions of chromium and molybdenum are the active ingredients that enhance its capabilities specifically for elevated temperature service compared to basic steels.
- Designed for Moderate High-Temperature Work: ASTM A213 Gr T2 tubes are engineered for reliable, long-term operation in environments where temperatures climb significantly above the limits of carbon steel, but perhaps don't reach the extreme conditions necessitating higher chromium alloys like T11 or T22. They are frequently utilized in High Temperature Boiler Tubes and various Refinery Heat Exchanger Tubes, offering a dependable and often economical material solution for these intermediate high-temperature applications.
Understanding T2 involves recognizing its established role as a practical alloy steel solution for managing heat effectively in numerous industrial processes where enhanced thermal resistance is a primary requirement.
ASTM A213 T2 Tube Specifications
For materials operating under the combined stresses of heat and pressure, adherence to precise technical specifications is non-negotiable. -USA Piping Solutions guarantees that every ASTM A213 T2 Tube delivered meets the exacting requirements defined by internationally respected standards.
Technical Specifications
Specification |
Details |
Standard |
ASTM A213 / ASME SA213 |
Grade |
T2 (1/2% Molybdenum Alloy Steel) |
Type |
Seamless Ferritic Alloy Steel Tubes |
Manufacturing Process |
Cold Drawn / Hot Finished |
Size Range |
6.35 mm to 101.6 mm OD |
Wall Thickness |
0.8 mm to 12.7 mm |
Length Options |
Single Random, Double Random, Custom Cut Lengths |
Outer Diameter Tolerance |
±0.5% to ±1% |
Wall Thickness Tolerance |
±10% to ±12.5% |
Ends |
Plain, Beveled, or Threaded Ends |
Heat Treatment |
Normalized, Tempered, or Stress Relieved |
Testing Requirements |
Hydrostatic Test, Eddy Current, Ultrasonic, PMI |
Certifications |
EN 10204 3.1 / 3.2, IBR, NACE, PED, and Third-Party |
Surface Finish |
Clean, Oiled, or Pickled |
Applications |
Boilers, Heat Exchangers, Superheaters, Refinery Units |
At USA Piping Solutions, every ASTM A213 T2 Tube is manufactured in accordance with stringent international quality standards and is available in both standard sizes and custom-engineered dimensions. Our T2 seamless tubing undergoes thorough testing and inspection procedures to guarantee mechanical integrity and consistency. Each shipment is fully traceable and supplied with detailed certification, ensuring compliance with global specifications for ASTM SA213 T2 and ASME SA213 T2 applications across high-temperature industrial environments.
Chemical Composition and Mechanical Properties
The reliable way ASTM A213 T2 Tubes perform under challenging service conditions is a direct consequence of their specific elemental formula and the physical characteristics developed through careful manufacturing and precise heat treatment.
Chemical Composition (Typical % by Weight)
ASTM A213 sets clear limits for the chemical makeup of Grade T2. Here's a look at the key ingredients and their contribution to the alloy's overall behavior:
Element | Symbol | Typical Range (%) | How It Influences Performance |
---|---|---|---|
Carbon | C | 0.10 - 0.20 | Provides fundamental hardness and strength |
Manganese | Mn | 0.30 - 0.61 | Assists in the steelmaking process, adds to toughness |
Phosphorus | P | ≤ 0.025 | An impurity element; its level is kept low for better toughness |
Sulfur | S | ≤ 0.025 | Also an impurity; minimized to ensure good weldability & toughness |
Silicon | Si | 0.10 - 0.30 | Primarily acts to remove oxygen during steel production |
Chromium | Cr | 0.50 - 0.81 | Offers noticeable improvement in oxidation/corrosion resistance |
Molybdenum | Mo | 0.44 - 0.65 | The key addition that boosts strength and creep life when hot |
Iron | Fe | Balance | The main constituent, forming the structural base of the steel |
(Essential Note: Always verify the precise chemical breakdown for your specific batch by consulting the Material Test Certificate (MTC) provided with your shipment.)
Mechanical Properties of ASTM A213 T2 Tubes
ASTM A213 T2 Tubes are designed to perform reliably in high-temperature and high-pressure environments, thanks to their well-balanced mechanical properties. These tubes are part of the chromium-molybdenum alloy steel family and offer excellent strength, flexibility, and resistance to thermal stress. Their mechanical integrity makes them ideal for demanding applications such as boilers, superheaters, and heat exchangers in power plants and industrial processing facilities.
Here are the standard mechanical properties of ASTM A213 T2 Tubes:
Property |
Value |
Tensile Strength |
≥ 415 MPa (60,000 psi) |
Yield Strength (0.2% offset) |
≥ 205 MPa (30,000 psi) |
Elongation (in 50 mm) |
≥ 30% |
Hardness (Brinell/HRB) |
≤ 85 HRB |
The mechanical properties of ASTM A213 T2 Tubes make them highly reliable for prolonged exposure to elevated temperatures and pressure. Their excellent elongation capacity offers enhanced flexibility and resistance to thermal fatigue or cracking, while strong tensile and yield strength ensure durability in high-stress conditions. At USA Piping Solutions, each Alloy Steel Gr T2 tube undergoes rigorous mechanical testing to validate its compliance with ASTM SA213 T2, ASME SA213 T2, and project-specific requirements, ensuring performance and reliability in demanding applications.
Types and Forms of ASTM A213 T2 Tubes
Building diverse types of industrial machinery often requires tubes supplied in specific configurations. -USA Piping Solutions delivers ASTM A213 T2 Tubes in the formats most frequently needed by fabricators and constructors:
- Standard Straight Tubing: This is the most common delivery configuration, offered in various industry-standard or precisely cut lengths. These straight sections form the backbone of boiler tube panels, heat exchanger bundles, superheater elements, and related connecting pipework.
- Precision U-Bends: Many heat exchanger designs, particularly shell-and-tube types, rely on tubes carefully bent into a U-shape. We provide these custom-formed tubes manufactured to specific radii, often including options for stress-relieving the critical bend zone after forming. This post-bend treatment can enhance fatigue resistance and ensure long-term structural integrity, particularly important under cyclic thermal conditions.
- Delivered Ready for Service: T2 tubes are typically shipped in their final, specified heat-treated condition (such as fully annealed or normalized & tempered). This crucial step ensures they arrive possessing the correct metallurgical structure, fully optimized and ready for immediate use in their intended high-temperature service function.
Our objective is to provide T2 tubes in a state that facilitates efficient and straightforward integration into your manufacturing and assembly operations.
Applications and Industries Served
Where does the dependable performance profile of ASTM A213 Gr T2 typically find application? These tubes are commonly utilized in several key industrial sectors where moderate heat resistance is essential:
- Power Generation Systems: Often employed in boiler tubing sections, economizers that capture waste heat, and parts of superheaters operating at temperatures exceeding the limits of plain carbon steel but below those requiring higher chromium alloys.
- Industrial Heat Exchangers: A frequent material choice for various types of heat exchangers used across manufacturing industries to efficiently transfer thermal energy between process streams.
- Petrochemical Facilities: Utilized in certain process heaters and heat transfer equipment where moderate temperature resistance is sufficient for the specific process fluids and conditions.
- Oil & Gas Processing: Can be found in specific heat exchange roles within natural gas processing plants and certain refinery units where temperatures are elevated.
- General Industrial Steam Generation: Used in the construction and maintenance of industrial boilers designed for moderate steam pressures and temperatures.
Grade T2 often presents a practical and cost-effective material solution when an upgrade from carbon steel is required for handling heat, providing reliable service without the expense of more complex alloys.
ASTM A213 T2 Size Chart
USA Piping Solutions aims to keep a comprehensive range of ASTM A213 T2 Tube sizes readily accessible to meet typical industrial project timelines. Our available selection generally covers:
- Outer Diameters (OD): Encompassing dimensions frequently specified in heat transfer equipment designs, usually ranging from 1/2 inch up to 5 inches, with the capacity to source other sizes based on specific needs.
- Wall Thicknesses (WT): Available in line with standard schedule designations or produced to meet specific minimum wall thickness values essential for ensuring safe pressure containment according to relevant design codes.
Because inventory levels are actively managed based on market dynamics, the surest way to get current, precise information on specific ODs, wall thicknesses, and available lengths currently in stock is to connect directly with our sales team. They can provide immediate stock confirmation or discuss procurement lead times.
Certifications And Compliance
At USA Piping Solutions, we are committed to transparency, strict quality control, and full adherence to international standards. Every shipment of ASTM A213 T2 Tubes is delivered with detailed and verifiable documentation, giving our customers complete confidence in material authenticity and performance. We certify compliance with ASTM SA213 T2 and ASME SA213 T2 specifications, and upon request, we can also accommodate equivalent global standards such as EN 10216-2.
Each order is accompanied by EN 10204 Type 3.1 Mill Test Certificates (MTCs), ensuring full traceability—including chemical composition, mechanical test data (tensile strength, yield strength, elongation, hardness), and documentation of the applied heat treatment processes. These certifications confirm that the T2 seamless tubing meets all relevant industrial benchmarks.
Beyond standard conformity, we also support regulatory-specific certifications such as PED compliance for European applications and IBR certification for boiler systems in India. While Alloy Steel Gr T2 offers excellent performance in thermal environments, suitability for NACE applications—especially sour service—should be evaluated on a case-by-case basis. Our technical team is available to help assess environmental compatibility.
For added assurance, we welcome Third-Party Inspections (TPI) from globally recognized agencies such as Lloyd’s Register, DNV, TUV, ABS, and SGS. This comprehensive quality assurance approach ensures that every UNS K11562 tube we supply is fully tested, documented, and ready for critical use in A213 T2 boiler tubes, A213 T2 superheaters, and ASTM SA213 T2 heat exchanger systems
Why Choose USA Piping Solutions For ASTM A213 T2 Tubes?
Selecting a dependable supplier for critical components like ASTM A213 T2 Tubes is essential to achieving seamless project execution and long-term system performance. Partnering with USA Piping Solutions offers far more than material supply—you gain access to technical expertise, responsive service, and a logistics framework built for efficiency. By combining global manufacturing strength with an agile USA-based inventory network, we ensure consistent availability of Alloy Steel Gr T2 materials, minimizing lead times and enabling fast delivery for time-sensitive requirements.
We maintain a well-stocked range of Chrome-Moly T2 Tubes, including commonly requested specifications for A213 T2 boiler tubes, ASTM SA213 T2 heat exchanger tubes, and A213 T2 superheaters. Each order is backed by comprehensive material certification and rigorous quality control to ensure compliance with ASTM SA213 T2 and ASME SA213 T2 standards.
Our value-added services include custom-length cutting, precision U-bending, and advanced mechanical or destructive testing—all tailored to your fabrication and operational requirements. With decades of alloy steel experience, our team understands the challenges of high-temperature environments and provides real-world guidance to support your design goals.
Trusted by EPC contractors, OEMs, and facility operators worldwide, USA Piping Solutions is your go-to source for reliable T2 seamless tubing and professional service—ensuring that performance, safety, and support are delivered with every shipment.
Related Products
USA Piping Solutions provides a comprehensive suite of materials designed for various temperature and pressure challenges. Beyond ASTM A213 T2 Tubes, consider these frequently associated grades:

ASTM A335 P2 Pipes
The seamless pipe specification utilizing the identical 1/2Cr-1/2Mo chemistry as T2 tubes, used for constructing associated piping systems.
Review our complete offerings within Alloy Steel Pipes & Tubes and Seamless Pipes & Tubes to efficiently meet the diverse material requirements of your complex industrial projects from one experienced source.
FAQ For ASTM A213 T2 Tubes
What is ASTM A213 material?
ASTM A213 is a specification for seamless ferritic and austenitic alloy steel tubes used in high-temperature applications like boilers, superheaters, and heat exchangers. It covers grades such as T1, T2, T5, T9, T11, T22, and T91, ensuring thermal stability and mechanical strength.
What is the tolerance of ASTM A213?
ASTM A213 specifies dimensional tolerances for outside diameter, wall thickness, and length. OD tolerance is generally ±0.5% to ±1%, while wall thickness tolerance ranges from ±10% to ±12.5%, depending on the tube size and manufacturing method.
What size is ASTM A213 tubing?
ASTM A213 tubing is available in outer diameters ranging from 6.35 mm to 101.6 mm, with wall thicknesses typically between 0.8 mm and 12.7 mm. Custom lengths, diameters, and thicknesses can also be provided based on project specifications or industry requirements.
What is SA213 T2 material?
SA213 T2 is the ASME equivalent of ASTM A213 T2, a seamless ferritic alloy steel tube with molybdenum content for improved strength and thermal resistance. It is designed for use in boilers, superheaters, and heat exchangers operating under high-temperature and high-pressure conditions.
What is the difference between ASTM A213 and A269?
ASTM A213 covers seamless alloy and stainless steel tubes for high-temperature services, while ASTM A269 covers welded and seamless stainless steel tubing for general corrosion-resisting and low- or high-temperature service. A213 is used more for boiler and heat exchanger tubing.
What is ASTM A269 tubing?
ASTM A269 tubing refers to seamless or welded austenitic stainless steel tubes designed for general corrosion-resistant applications. Commonly used in instrumentation, chemical, and food processing industries, these tubes offer excellent strength, durability, and corrosion resistance.
Final Call to Action
Is your project currently specifying ASTM A213 T2 Tubes, or are you planning work that requires this dependable alloy steel? Connect with the dedicated professionals at -USA Piping Solutions. We specialize in supplying premium Alloy Steel Seamless Pipes & Tubes, manufactured and rigorously tested to meet demanding international quality standards. Take advantage of our significant inventory, draw upon our considerable technical expertise, and experience our unwavering commitment to providing exceptional customer support. Reach out to our knowledgeable team today for a prompt, competitive quotation, to discuss your specific Grade T2 requirements in detail, or to learn how we can reliably supply the essential components for your moderate high-temperature applications.
Request Your ASTM A213 T2 Tubes Quote Today!