ASTM A105 carbon steel flanges are made of carbon steel or mild steel materials. The composition of the material may contain carbon, manganese, phosphorus, sulfur and iron in the composition. Viha Steel & Forging is one of the leading a105 carbon steel flange manufacturers of these different types of carbon steel flanges. Flange is a kind of connection for pipes to connect pipes together. The specification for Carbon Steel Flange is Asme Sa105N. There are different types of flanges depending on the function, such as Blind Flange, sliding flanges and hole flanges.
There are also different types depending on the shape. The a105 carbon steel blind flange is a very special one because it closes a connection and does not widen it. Blind flanges can also be of different types. Butterfly bridle is an example. Flat face, raised face and washer flanges are available depending on their face type. cl.150 a105 ansi 16.5 ring flange is another type with ring joint for better connection. Flanges can vary in size from ½ inch to 48 inch. Dimensional management standards can be ANSI, ASME, DIN, EN and other international standards.
ASTM A105 Flange is a specification of flanges. The specification can include different grades of Stainless Steel material made flanges. The flanges are of forged Carbon Steel and are meant for high temperature services Savoy piping inc is a leading manufacturer and supplier of the ASTM A105 Flange types.
ASTM A105 Flanges - A105N Flanges Carbon Steel
ASTM A105 is a specification developed by the American Society for Testing and Materials (ASTM) that covers standards for forged carbon steel piping Components, including flanges. The A105 specification is widely used in various industries for manufacturing flanges that are designed to withstand high-pressure and high-temperature service conditions. A105N is a common variation of A105, indicating that the material is normalized to improve its mechanical properties.
ASTM A105 is a standard specification that covers forged carbon steel piping components, such as Flanges, fittings, and valves, for High-Temperature and high-pressure service. The 'N' in A105N signifies normalization, a process that enhances the material's mechanical properties by refining its grain structure.
A105N flanges undergo a normalization process, involving controlled heating and cooling, which refines the steel's grain structure. This results in improved mechanical properties, including enhanced toughness and impact resistance.
A105 Flanges are widely used in applications where resistance to high-pressure and high-temperature conditions is crucial. Common industries include oil and gas, petrochemical, power generation, and chemical processing.
A105 flanges come in various types, such as slip-on, Weld Neck, blind, socket weld, and threaded, among others. Each type serves specific purposes in different piping systems.
A105 flanges must comply with the ASTM A105/A105M standard. Manufacturers often perform various tests, including chemical analysis, mechanical testing, and non-destructive testing, to ensure the quality and reliability of the flanges.
ASTM A105 flanges, particularly those normalized to A105N, are critical components in piping systems requiring robust performance under demanding conditions. Their widespread use across industries attests to their reliability and suitability for applications where strength, durability, and resistance to extreme environments are essential. Compliance with ASTM standards and rigorous testing procedures ensure that A105N flanges meet the necessary quality and safety requirements.
ASTM A105 Flanges Specification | ASTM A105 / ASME SA105 |
ASTM A105 Flanges Manufacturing Process | Hot Forging / Rolling / Machining |
ASTM A105 Flanges Other Grades | A105 GRADE |
ASTM A105 Flanges Outer Diameter | 1/2" NB TO 64" NB |
ASTM A105 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 A105 Flanges Schedule | Sch 10s TO Sch XXS or As Per Custom Requirement |
ASTM A105 Flanges Facing | Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
ASTM A105 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 A105 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 A105 Flanges and Weld Neck 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 A105 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 A105 Flanges Packaging | Loose / Carrate / Wooden Pallet / Wooden Box / Plastic Cloth Wraps |
ASTM A105 Flanges Shipment & Transportation | By Road - Truck / Train Partial Load, Full Load, By Sea - Break-bulk Conventional 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 A105 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 A105 Flanges is outlined in the following table
Element | Composition %, Note C |
---|---|
Carbon | .35 max |
Manganese | .60-1.05 |
Phosphorus | .035 max |
Sulfur | .040 max |
Silicon | .10-35 |
Copper | .40 max, note A |
Nickel | .40 max, note A |
Chromium | .30 max, note A,B |
Molybdenum | .12 max, note A,B |
Vanadium | .08 max, note A |
Note A – The sum of copper, nickel, chromium, molybdenum and vanadium shall not exceed 1.00% Note B – The sum of chromium and molybdenum shall not exceed .32% Note C – for each reduction of 0.01% below the specified carbon maximum (.35%), an increase of .06% manganese above the specified maximum (1.05%) will be permitted up to a maximum of 1.65% |
The mechanical properties of grade A105 Flange are displayed in the following table.
Tensile | 70 ksi, min |
Yield, note A | 36 ksi, min |
Elongation in 2in, Basic minimum for wall 5/16″ and over, strip test | 30% |
Hardness | 187 HBW max |
Note A – Determined by either the 0.2% offset method or the 0.5% extension-under-load method. Other test methods available as listed in A105. |
Physical properties of A105 steel in the annealed condition
These components can be welded. Welding procedures must comply with ASME Boiler and Pressure Vessel Code Section IX.
Heat treatment is not a mandatory requirement except for flanges above Class 300, flanges of special design where the design pressure or design temperature are not known and for items over 4” NPS and above Class 300. When heat treatment is required, annealing, normalizing, normalize and temper, normalize and quench and tempering shall be the applied methods.
This alloy is forged at between 1,700 degrees Fahrenheit and 2,200 degrees Fahrenheit, followed by quenching and tempering.
Forged parts are allowed to cool to below 1,000 degrees Fahrenheit before reheating to between 1,550 degrees Fahrenheit and 1,700 degrees Fahrenheit. Slow furnace cooling follows.
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ASTM A105 Flange is Covered with Plastic Cloth and Packed in Wooden Box, Wooden Pallet and Wooden Fumigated Carrate. Our Packaging is Fully Waterproof and Safe for Transport with Proper Strips on Wooden Box, having Lifting Point.
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