Spherical ASTM A213 T2 Alloy Steel Powder, Chromium Molybdenum

ASTM A213 T2 Alloy Steel Spherical Powder, Chromium Molybdenum Product Information -:- For detailed product information, please contact sales. -: ASTM A213 T2 Alloy Steel Spherical Powder, Chromium Molybdenum Synonyms -:- For detailed product information, please contact sales. -: -:- For detailed product information, please contact sales. -: Spherical ASTM A213 T2 Alloy Steel Powder, Chromium Molybdenum characteristics -:- For detailed product information, please contact sales. -: Spherical ASTM A213 T2 Alloy Steel Powder, Chromium Molybdenum Particle Size -:- For detailed product information, please contact sales. -: -:- -:- 0-15μm ,5-25μm, 15-45μm, 15-53μm,20-63um, 45-75μm, 45-105μm, 45-150μm ,75-150μm. (Various granularities can be customized according to customer requirements) -:- For detailed product information, please contact sales. -:

Spherical ASTM A213 T2 Alloy Steel Powder, Chromium Molybdenum Applicable processes -:- For detailed product information, please contact sales. -: Laser/electron beam additive manufacturing (SLM/EBM, 3D printing) Direct laser deposition (DLD) Used in thermal spray (TSA) Powder hot isostatic pressing (HIP) Metal injection molding (MIM) Powder metallurgy (PM) Laser cladding (LC), etc. -:- For detailed product information, please contact sales. -: Spherical ASTM A213 T2 Alloy Steel Powder, Chromium Molybdenum Chemical Composition -:- For detailed product information, please contact sales. -: -:- For detailed product information, please contact sales. -: ASTM A213 T2 Alloy Steel, Chromium Molybdenum Product Information -:- For detailed product information, please contact sales. -: # **Product Introduction: ASTM A213 T2 Alloy Steel (Chromium-Molybdenum)** ASTM A213 T2 is a standardized, seamless ferritic alloy steel tube grade specifically designed for high-temperature service in boilers, superheaters, and heat exchangers. It represents a foundational chromium-molybdenum (Cr-Mo) alloy within the ASTM A213 specification for seamless ferritic and austenitic alloy-steel boiler, superheater, and heat-exchanger tubes. The "T2" designation classifies it as a specific alloy composition intended to provide **enhanced strength, oxidation resistance, and microstructural stability at elevated temperatures** compared to carbon steels and the lower-alloy T1 grade. Engineered for dependable performance in critical pressure parts, A213 T2 is utilized in applications where operating temperatures typically range up to **540°C (1000°F)**. Its balanced chemistry offers a cost-effective improvement over carbon steel, delivering **superior creep strength, adequate resistance to steam oxidation, and good weldability**. This grade is a fundamental building block in fossil fuel-fired power plants and industrial process heating systems, serving reliably in environments with sustained thermal stress. --- ## **1. Chemical Composition (Weight %)** The composition is a low-alloy system with a focus on chromium and molybdenum for elevated temperature performance. | **Element** | **Carbon (C)** | **Manganese (Mn)** | **Phosphorus (P)** | **Sulfur (S)** | **Silicon (Si)** | **Chromium (Cr)** | **Molybdenum (Mo)** | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | **Content** | 0.10 - 0.20 | 0.30 - 0.61 | ≤ 0.025 | ≤ 0.025 | 0.10 - 0.30 | 0.50 - 0.81 | 0.44 - 0.65 | | **Role** | Provides base strength. Controlled to ensure weldability while supporting high-temperature stability. | Contributes to strength and acts as a deoxidizer. | Impurity, kept low to preserve toughness and weldability. | Impurity, kept low to preserve weldability and formability. | Deoxidizer; enhances oxidation resistance at high temperatures. | **Primary alloy.** Improves elevated-temperature strength, oxidation/corrosion resistance, and stabilizes carbides. | **Key alloy.** Significantly increases high-temperature strength (creep resistance) and hardenability. | *Note: Iron (Fe) constitutes the remainder. The chemistry of T2 is essentially identical to A209 T1, but governed under the A213 tube specification.* --- ## **2. Physical & Mechanical Properties** *Properties are defined for room temperature but the material is designed for elevated temperature service.* * **Density:** ~7.87 g/cm³ (0.284 lb/in³) * **Modulus of Elasticity:** ~200-205 GPa (29 - 30 x 10⁶ psi) * **Thermal Conductivity:** ~45-50 W/m·K at 100°C. * **Coefficient of Thermal Expansion:** ~12 x 10⁻⁶/°C (20-100°C) * **Room Temperature Mechanical Properties (Min., per ASTM A213):** * **Tensile Strength:** 415 MPa (60,000 psi) * **Yield Strength:** 205 MPa (30,000 psi) * **Elongation:** 30% (min. in 50 mm or 2 in) * **Elevated Temperature Strength:** **Good.** Maintains useful tensile and creep-rupture strength at temperatures up to approximately **540°C (1000°F)**, outperforming carbon steels in this range. * **Oxidation Resistance:** **Adequate.** The chromium content provides better resistance to scaling in steam atmospheres than plain carbon steels, suitable for its intended service range. * **Microstructural Stability:** **Good.** Resists graphitization and excessive spheroidization under long-term high-temperature exposure within its design limits. * **Weldability:** **Very Good.** Readily weldable using appropriate procedures, including pre-heat and mandatory Post-Weld Heat Treatment (PWHT). Common filler metals include E70xx-XX, ER70S-XX, or matching Cr-Mo electrodes (e.g., E80xx-B2L). --- ## **3. Heat Treatment & Manufacturing** Tubes are supplied in a heat-treated condition suitable for high-temperature service. * **Typical Mill Heat Treatment:** **Normalizing.** Heated to approximately 900-980°C (1650-1800°F) and air-cooled. This produces a uniform ferritic microstructure with fine pearlite, optimizing strength and ductility. * **Post-Weld Heat Treatment (PWHT):** **Mandatory.** Required for nearly all welded fabrications to relieve residual stresses, temper the heat-affected zone (HAZ), and restore corrosion resistance. Typical range: **595-720°C (1100-1325°F)**. * **Forming & Fabrication:** Can be cold bent (with subsequent stress relief) or hot formed, followed by appropriate heat treatment. --- ## **4. Key Applications** ASTM A213 T2 is a workhorse material for high-temperature, high-pressure tubing in energy and process industries. * **Boiler Tubes:** Waterwall, generating, and economizer tubes in industrial and utility boilers. * **Superheater & Reheater Tubes:** For conveying steam at temperatures up to ~540°C (1000°F). * **Heat Exchanger Tubes:** In refinery, chemical, and power plant heat exchangers operating within its temperature-pressure envelope. * **High-Temperature Piping:** For steam and process lines. --- ## **5. International Standards & Cross-References** ASTM A213 T2 is part of a globally recognized family of low-alloy Cr-Mo steels for tubular products. * **ASTM:** **A213/A213M - Grade T2** * **ASME:** **SA-213 T2** (Accepted for use in ASME Boiler and Pressure Vessel Code, Section I & Section VIII). * **EN (European):** **EN 10216-2 - 16Mo3** is a functionally similar molybdenum steel, though typically with lower Cr. **13CrMo4-5** is a closer match in Cr-Mo balance. * **DIN (German):** **15Mo3** (similar Mo content, lower Cr). **13CrMo4-5** is comparable. * **JIS (Japanese):** **STBA 12** or **STPA 12** for boiler and heat exchanger tubes. * **UNS:** **K11547** (shared with A209 T1). --- ## **6. Advantages & Limitations** **Advantages:** * **Cost-Effective Performance Upgrade:** Provides significantly better high-temperature strength than carbon steel at moderate cost. * **Proven Reliability:** Extensive service history in critical power generation applications. * **Good Fabricability & Weldability:** Well-established welding and forming procedures. * **Standardized & Available:** Globally recognized specification ensures consistent quality and supply chain availability. **Limitations:** * **Temperature Ceiling:** Not suitable for advanced ultra-supercritical (USC) plants; higher alloy steels (e.g., T/P91, T/P92) are required above ~565°C. * **Moderate Oxidation Resistance:** For highly corrosive environments or higher temperatures, higher-chromium grades (e.g., T9, T91) are necessary. * **Requires Strict Welding Controls:** Mandatory PWHT adds complexity and cost to fabrication. * **Not for Corrosive Environments:** Will scale and corrode in aggressive atmospheres without protection. --- ## **7. Summary** **ASTM A213 T2 (Chromium-Molybdenum) alloy steel is a fundamental, high-performance material for pressure tubing in conventional thermal power systems.** It delivers an optimal balance of elevated-temperature strength, oxidation resistance, and manufacturability for applications up to 540°C. As a direct tubular counterpart to A209 T1, T2 is the material of choice for superheater and heat exchanger tubes where internal pressure and external heat flux demand more than carbon steel can offer. For engineers designing within its well-defined operational window, T2 remains a trusted, code-compliant, and economically prudent selection, forming a reliable link in the chain of energy conversion and industrial processing. -:- For detailed product information, please contact sales. -: ASTM A213 T2 Alloy Steel, Chromium Molybdenum Specification Dimensions Size： Diameter 20-1000 mm Length <7006 mm Size:We can customized as required Standard： Per your request or drawing We can customized as required Properties（Theoretical） Chemical Composition -:- For detailed product information, please contact sales. -: ASTM A213 T2 Alloy Steel, Chromium Molybdenum Properties -:- For detailed product information, please contact sales. -:

Spherical ASTM A213 T2 Alloy Steel Powder, Chromium Molybdenum Particle Size Description -:- For detailed product information, please contact sales. -: Applications of Spherical ASTM A213 T2 Alloy Steel Powder, Chromium Molybdenum -:- For detailed product information, please contact sales. -: -:- For detailed product information, please contact sales. -: Applications of ASTM A213 T2 Alloy Steel Spherical Powder, Chromium Molybdenum -:- For detailed product information, please contact sales. -: Chemical Identifiers ASTM A213 T2 Alloy Steel Spherical Powder, Chromium Molybdenum -:- For detailed product information, please contact sales. -:

Packing of ASTM A213 T2 Alloy Steel Spherical Powder, Chromium Molybdenum -:- For detailed product information, please contact sales. -: Standard Packing: -:- For detailed product information, please contact sales. -: Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and Steel Spherical Powder drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 3477 gallon liquid totes Special package is available on request. E FORUs’ is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition