ASTM A694 grade F65 is a low alloy steel often selected for its high yield strength combined with excellent low temperature toughness and weldability.
ASTM A694 F65 is a specification developed by ASTM International for carbon and alloy steel forgings intended primarily for high-temperature service in pressure systems. The F65 designation specifically refers to a high-yield carbon steel material suitable for use in elevated temperature and pressure environments. ASTM A694 covers various grades, each denoted by a letter and number combination indicating specific mechanical properties and chemical composition.
ASTM A694 F65 Flanges is a method of connecting pipes, valves, pumps and other equipment to form a piping system. It also provides easy access for cleaning, inspection or modification. Flanges are usually welded or screwed. Flanged joints are made by bolting together two flanges with a gasket between them to provide a seal.ASTM A694 F65 Flanges (Standard Specification for Carbon and Alloy Steel Forgings for Pipe Flanges, Fittings, Valves, and Parts for High-Pressure Transmission Service)
ASTM A694 F65 Standard Specification for Carbon and Alloy Steel Forgings for Pipe Flanges, Fittings, Pipe Fittings Valves, and Parts for High-Pressure Transmission Service. Several grades of material, based on minimum yield strength requirements, are covered Materials adhere to testing and tensile property requirements as well. ASTM A694 F65 Flanges is readily available for applications in the Industrial and Transportation fields.
ASTM A694 F65 flanges are made from a high-yield carbon steel with added alloying elements to enhance its mechanical properties. The chemical composition is designed to provide high strength and corrosion resistance.
F65 flanges are known for their excellent mechanical properties, including high tensile strength, yield strength, and impact toughness. These properties make them suitable for applications in demanding conditions, such as high-pressure and High-Temperature environments.
The material undergoes appropriate heat treatment processes to achieve the desired mechanical properties. Heat treatment is crucial for enhancing the material's strength and ensuring its suitability for specific service conditions.
ASTM A694 F65 flanges are commonly used in industries where high-pressure and high-temperature conditions prevail, such as oil and gas, petrochemical, and power generation. These flanges are suitable for connecting Steel Pipe and other components in critical systems.
F65 flanges are manufactured in accordance with ASTM A694 specifications, ensuring conformity to rigorous standards for dimensions, tolerances, and testing. Common types of flanges include Weld Neck Flanges, slip-on, socket weld, blind, and threaded flanges.
ASTM A694 F65 flanges undergo various testing and inspection procedures to ensure their quality and integrity. Common tests include mechanical testing (tensile, impact, hardness), chemical analysis, non-destructive testing (ultrasonic, radiographic), and visual inspection.
F65 flanges are marked with essential information, including material grade, heat number, and other relevant details. Manufacturers provide certifications and documentation confirming that the flanges meet the specified standards and requirements.
When selecting and using ASTM A694 F65 flanges, it is crucial to adhere to the recommended practices and guidelines outlined in the ASTM specifications to ensure the safe and reliable performance of the Components in high-pressure and high-temperature applications.
Savoy Piping Inc. are recognized as the prominent Manufacturer, Exporter and Supplier of a broad assortment of ASTM A694 F42 Flanges, ASTM A694 F46 Flanges, ASTM A694 F52 Flanges, ASTM A694 F56 Flanges, ASTM A694 F60 Flanges, ASTM A694 F65 Flanges,ASTM A694 F70 Flanges. The offered ASTM A694 F65 Flanges is designed with utmost precision in conformity with the international quality standards.
ASTM A694 F65 Flanges Specification | ASTM A694 / ASME SA694 |
ASTM A694 F65 Flanges Manufacturing Process | Hot Forging / Rolling / Machining |
ASTM A694 F65 Flanges Other Grades | ASTM A694 F42 / ASTM A694 F46 / ASTM A694 F52 / ASTM A694 F56 / ASTM A694 F60 / ASTM A694 F65 / ASTM A694 F70 / ASME SA694 F42 / ASME SA694 F46 / ASME SA694 F52 / ASME SA694 F56 / ASME SA694 F60 / ASME SA694 F65 / ASME SA694 F70 |
ASTM A694 F65 Flanges Outer Diameter | 1/2" NB TO 64" NB |
ASTM A694 F65 Flanges Pressure Class | Class 150#, Class 300#, Class 400#, Class 600#, Class 900#, Class 1500#, Class 2500# or As Per Custom Requirement PN 6, PN 10, PN 16, PN 25 and PN 40 etc |
ASTM A694 F65 Flanges Schedule | Sch 10s TO Sch XXS or As Per Custom Requirement |
ASTM A694 F65 Flanges Facing | Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
ASTM A694 F65 Flanges Dimension | ASME B16.5, ASME B16.47 SERIES A, ASME B16.47 SERIES B, ASME B16.36, BS10, EN1092-1:2013, MSS SP44, ASA, API-605, ISO 7005, ISO 15590-3, DIN 2631--2638, DIN 2573-2576, DIN 2527, DIn 2641-2642, DIN 2565-2566, DIN2502, AWWA, AS2129 TABLE C, D, E, F, J etc.. |
ASTM A694 F65 Flanges Types | Welding Neck Flange, Slip On Flange, Socket Weld Flange, Lap Joint Flange, Threaded Flange, Blind Flange, Orifice Flanges, Plate Flange, Long Welding Neck Flanges, Weldoflange, Nipoflange, Expander Flange, Reducing Flange, WNRF Flange, SORF Flange, SWRF Flange, Custom Flange as per Drawing etc. |
ASTM A694 F65 Flanges Other Testing | NACE MR0175, Ultrasounic Test, Charpy Impact Test, Macro, Grain Size, Hardness, HIC, SSC, Sour Service, A for annealed, N for normalized, NT for Normalized and Tempered, or QT for Quenched and Tempered, Carbon Equivalent etc. |
ASTM A694 F65 Flanges Value Added Services | Rolling, Drill, Punch, CNC Machining, Sand Blasting, Shot Blasting, Heat Treatment, Anti-rust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized |
ASTM A694 F65 Flanges Packaging | Loose / Carrate / Wooden Pallet / Wooden Box / Plastic Cloth Wraps |
ASTM A694 F65 Flanges Shipment & Transportation | By Road - Truck / Train Partial Load, Full Load, By Sea - Break-bulk Conventional Vessel / Pressure Vessel / FCL (Full Container Load) / LCL (Less Container Load) / 20 Feet Container / 40 Feet Container / 45 Feet Container / High Cube Container / Open Top Container, By Air - Freighter Civil Passenger and Cargo Planes |
ASTM A694 F65 Flanges Material Test Certificate | Manufacturer Test Certificate As Per EN10204 3.1, 3.2 / Laboratory Test Certificate From NABL Approved Lab. / Under Third Party Inspection Agency Like SGS, TUV, DNV, LLOYDS, ABS, Bureau of Indian Standards BIS Approved etc. |
The chemical composition of grade ASTM A694 F65 Flanges is outlined in the following table
Chemical Composition of ASTM A694, Heat Analysis, % | |
---|---|
Carbon [C] | ≤0.30 |
Manganese [Mn] | ≤1.60 |
Phosphorus [P] | ≤0.025 |
Sulfur [S] | ≤0.025 |
Silicon [Si] | 0.15-0.35 |
*1. Alloying elements including Cu, Ni, Cr, Mo, V, Nb and B shall be reported if any.
*2. No limits apply to above-mentioned elements of A694 forgings furnished in carbon or low alloy steel.
*3. ASTM A694 forgings furnished in alloy Steel GR should be in conformance to ASTM A707 Grade L5.
*4. When required, the carbon equivalent CE shall be calculated as per C+Mn/6+(Cr+Mo+V)/5+(Cu+Ni)/15.
The mechanical properties of grade A694 F65 Flange are displayed in the following table.
ASTM A694 Grade | Yield Strength min. | Tensile Strength min. | Elongation min. | ||
MPa | ksi | MPa | ksi | % | |
A694 F42 FLANGES | 290 | 42 | 415 | 65 | 20 |
A694 F46 FLANGES | 315 | 46 | 415 | 60 | 20 |
A694 F48 FLANGES | 330 | 48 | 425 | 62 | 20 |
A694 F50 FLANGES | 345 | 50 | 440 | 64 | 20 |
A694 F52 FLANGES | 360 | 52 | 455 | 66 | 20 |
A694 F56 FLANGES | 385 | 56 | 470 | 68 | 20 |
A694 F60 FLANGES | 415 | 60 | 515 | 75 | 20 |
A694 F65 FLANGES | 450 | 65 | 530 | 77 | 20 |
A694 F70 FLANGES | 485 | 70 | 565 | 82 | 18 |
The ASTM A694 F65 forgings can be furnished in Carbon Steel, low alloy steel or alloy steel. The Stainless Steel shall be made by either open hearth, electric furnace, or basic oxygen process and it shall be fully deoxidized. Its forged flanges and Forged Fittings can be readily manufactured from ingots, blooms, billets, slabs, or bars. However, A694 F65 flanges shall not be machined directly from plate nor from solid bar stock since sufficient hot working(forging) is necessary to develop a wrought structure throughout the part.
All grades of ASTM A694 F65 shall be heat treated. Heat treatment of carbon steel and high-strength low-alloy steel may consist of normalizing, normalizing-and-tempering, or quenching-and tempering. Heat treatment of alloy steel may consist of normalizing and precipitation heat treatment or quenching and precipitation heat treatment. The tempering temperature shall be at least 1000 °F [540 °C]. The precipitation heat treatment of the alloy steel shall be in the range from 1000 to 1225 °F [540 to 665 °C].
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