ASTM A516 Carbon Steel Tube,Pipe, Grade 65

ASTM A516 Carbon Steel Tube, Grade 65 Product Information -:- For detailed product information, please contact sales. -: ASTM A516 Carbon Steel Tube, Grade 65 Synonyms -:- For detailed product information, please contact sales. -:

ASTM A516 Carbon Steel, Grade 65 Product Information -:- For detailed product information, please contact sales. -: ### **Product Introduction: ASTM A516 / A516M Carbon Steel, Grade 65** #### **1. Overview** ASTM A516 Grade 65 is a versatile pressure vessel quality carbon-silicon steel plate specifically designed for moderate and lower temperature service. This grade offers an excellent combination of strength, toughness, and weldability, making it particularly suitable for pressure vessels and other equipment where notch toughness is important. #### **2. Key International Standards** - **Primary Standard:** **ASTM A516 / A516M** - Standard Specification for Pressure Vessel Plates, Carbon Steel, for Moderate- and Lower-Temperature Service - **Governing Standard:** **ASTM A20/A20M** - Standard Specification for General Requirements for Steel Plates for Pressure Vessels - **International Equivalents:** - **EN 10028-3:** P275NL1/P275NL2 (European equivalents for low temperature service) - **JIS G3115:** SB410 (Japanese pressure vessel steel) - **GB 713:** Q245R/Q345R (Chinese pressure vessel steel equivalents) #### **3. Chemical Composition (Weight %)** | Element | Composition (%) | |---------|-----------------| | Carbon (C), max | 0.24 | | Manganese (Mn) | 0.85-1.20 | | Phosphorus (P), max | 0.035 | | Sulfur (S), max | 0.035 | | Silicon (Si) | 0.15-0.40 | | **Special Requirement** | **Fine austenitic grain practice** | *Note: Grade 65 requires killed steel practice and fine austenitic grain size to ensure good notch toughness properties.* #### **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 **Impact Toughness Properties:** - **Charpy V-Notch Impact (min):** 20 J @ -45°C (15 ft-lb @ -50°F) for normalized material **Physical Properties:** - **Density:** 7.85 g/cm³ (0.284 lb/in³) - **Modulus of Elasticity:** 200 GPa (29,000 ksi) - **Thermal Conductivity:** 49.5 W/m·K (at 100°C) - **Coefficient of Thermal Expansion:** 11.5 × 10⁻⁶/K (20-100°C) #### **5. Product Applications** - **Low Temperature Pressure Vessels:** Storage tanks for liquefied gases - **Petrochemical Equipment:** Reactors, separators, process vessels - **Power Generation:** Deaerators, feedwater heaters - **Oil and Gas Industry:** Refinery equipment, gas processing vessels - **Cryogenic Applications:** Equipment for low temperature service #### **6. Key Characteristics & Advantages** - **Excellent Notch Toughness:** Superior impact properties at low temperatures - **Good Weldability:** Excellent welding characteristics with all standard processes - **Cost-Effective:** Economical choice for pressure vessel applications - **Reliable Performance:** Proven track record in critical service conditions - **Fine Grain Structure:** Ensures consistent mechanical properties #### **7. Fabrication Considerations** - **Welding:** No special requirements beyond standard practices for killed steel - **Forming:** Excellent cold and hot forming characteristics - **Heat Treatment:** Typically supplied in normalized condition for optimal toughness - **Machining:** Good machinability with standard tooling #### **8. Quality Assurance** - **Testing:** Standard mechanical testing plus impact testing for low temperature applications - **Inspection:** Ultrasonic testing available when specified - **Certification:** Mill test certificates with full traceability - **Grain Size:** Fine austenitic grain size verification ASTM A516 Grade 65 represents a reliable and economical carbon steel solution for pressure vessel applications where good notch toughness and low temperature capability are required, providing excellent performance in moderate and lower temperature service conditions. -:- For detailed product information, please contact sales. -: ASTM A516 Carbon Steel, Grade 65 Specification Dimensions Size： Diameter 20-1000 mm Length <4405 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 A516 Carbon Steel, Grade 65 Properties -:- For detailed product information, please contact sales. -:

Applications of ASTM A516 Carbon Steel Tube, Grade 65 -:- For detailed product information, please contact sales. -: Chemical Identifiers ASTM A516 Carbon Steel Tube, Grade 65 -:- For detailed product information, please contact sales. -:

Packing of ASTM A516 Carbon Steel Tube, 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 Tube 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 876 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