ASTM A515 Carbon Steel Capillary, Grade 65

ASTM A515 Carbon Steel Capillary, Grade 65 Product Information -:- For detailed product information, please contact sales. -: ASTM A515 Carbon Steel Capillary, Grade 65 Synonyms -:- For detailed product information, please contact sales. -:

ASTM A515 Carbon Steel, Grade 65 Product Information -:- For detailed product information, please contact sales. -: ### **Product Introduction: ASTM A515 / A515M Carbon Steel, Grade 65** #### **1. Overview** ASTM A515 Grade 65 is a high-strength carbon-silicon steel plate specifically designed for intermediate and higher-temperature service in pressure vessels. This grade provides superior mechanical properties within the A515 specification series, offering enhanced strength for demanding pressure-containing applications while maintaining good weldability and formability. #### **2. Key International Standards** - **Primary Standard:** **ASTM A515 / A515M** - Standard Specification for Pressure Vessel Plates, Carbon Steel, for Intermediate- and Higher-Temperature Service - **Governing Standard:** **ASTM A20/A20M** - Standard Specification for General Requirements for Steel Plates for Pressure Vessels - **International Equivalents:** - **EN 10028-2:** P295GH/P305GH (European pressure vessel steel equivalents) - **JIS G3115:** SB410 (Japanese pressure vessel steel) - **GB 713:** Q345R (Chinese pressure vessel steel equivalent) #### **3. Chemical Composition (Weight %)** | Element | Composition (%) | |---------|-----------------| | Carbon (C), max | 0.28-0.33 (based on thickness) | | Manganese (Mn) | 0.85-1.20 | | Phosphorus (P), max | 0.035 | | Sulfur (S), max | 0.035 | | Silicon (Si) | 0.15-0.40 | *Note: The higher carbon and manganese content compared to Grades 55 and 60 provides the enhanced strength characteristics of Grade 65.* #### **4. Mechanical & Physical Properties** **Mechanical Properties (at room temperature):** - **Tensile Strength:** 450-585 MPa (65-85 ksi) - **Yield Strength (min):** 240 MPa (35 ksi) - **Elongation in 2" (min):** 23% - **Hardness (typical):** 150-190 HB **Elevated Temperature Properties:** - **Useful Temperature Range:** Up to 425°C (800°F) - **Maximum Allowable Stress:** Significantly higher than lower grades at elevated temperatures - **Creep Resistance:** Improved resistance for moderate temperature service **Physical Properties:** - **Density:** 7.85 g/cm³ (0.284 lb/in³) - **Modulus of Elasticity:** 200 GPa (29,000 ksi) - **Thermal Conductivity:** 49.0 W/m·K (at 100°C) - **Coefficient of Thermal Expansion:** 11.6 × 10⁻⁶/K (20-100°C) #### **5. Product Applications** - **High-Pressure Vessels:** Boilers, reactors, and pressure containers - **Power Generation Equipment:** Boiler drums, steam drums, headers - **Petrochemical Plants:** Process vessels, reaction chambers - **Heat Exchangers:** High-pressure shell and tube equipment - **Industrial Systems:** Compressed gas storage, process equipment #### **6. Key Characteristics & Advantages** - **Superior Strength:** Highest mechanical properties in the A515 grade series - **Good Weldability:** Can be welded using standard procedures with proper precautions - **Elevated Temperature Performance:** Maintains strength at higher temperatures - **Cost-Effective:** Provides high strength without alloy steel costs - **Proven Reliability:** Established performance in demanding pressure vessel service #### **7. Fabrication Considerations** - **Welding:** Requires proper pre-heating and controlled procedures - **Forming:** Good formability with appropriate bending radii - **Heat Treatment:** Stress relieving recommended after fabrication - **Machining:** Good machinability with proper tooling and techniques #### **8. Quality Assurance** - **Testing:** Comprehensive mechanical testing required - **Inspection:** Ultrasonic testing available as supplementary requirement - **Certification:** Full mill test certification provided - **Traceability:** Complete material history maintained ASTM A515 Grade 65 represents the high-strength option within the A515 carbon steel series, providing pressure vessel manufacturers with enhanced mechanical properties for demanding applications while maintaining the economic advantages and reliable performance characteristic of carbon steel construction. -:- For detailed product information, please contact sales. -: ASTM A515 Carbon Steel, Grade 65 Specification Dimensions Size： Diameter 20-1000 mm Length <4404 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 A515 Carbon Steel, Grade 65 Properties -:- For detailed product information, please contact sales. -:

Applications of ASTM A515 Carbon Steel Capillary, Grade 65 -:- For detailed product information, please contact sales. -: Chemical Identifiers ASTM A515 Carbon Steel Capillary, Grade 65 -:- For detailed product information, please contact sales. -:

Packing of ASTM A515 Carbon Steel Capillary, Grade 65 -:- 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 Capillary 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 875 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