A number in parentheses indicates the year of last reapproval. A276 most sizes also available in low carbon grade 304l, 316l. An astm designation number identifies a unique version of an astm standard. Aug 11, 2015 astm a 479 this specification covers hot and coldfinished bars of stainless steel, including rounds, squares, and hexagons, and hotrolled or extruded shapes such as angles, tees, and channels for use in boiler and pressure vessel construction. An austenitic steel, generally composed of chromium, nickel and manganese, it is nonmagnetic and has excellent corrosion. Stainless steel 304 cond b 304 stainless diversified metals. Active standard astm a276 a276m developed by subcommittee. A wide variety of a276 type 304 options are available to you, such as astm, aisi, and jis. See the chemical composition and physical properties of astm a276 grade 316l annealed. Astm a27610 standard specification for stainless steel bars and shapes alloy. Astm a276 a276m 17 standard specification for stainless. A276 except 303 continental steel will cut to any length you desire.
It includes rounds,squares, and hexagons, and hotrolled or extruded shapes, such as angles, tees, and channels in the more commonly used types of stainless steels. Stainless steel for handrails, railings, and barrier applications. Chloride pitting resistance is superior to type 316 and room. We maintain over 1500 tons of ss uns s31603 round bar. It combines excellent mechanical properties with excellent resistance to many corrosive. Astm a276 304l 304 316 316l 410 420 stainless steel round bar.
It could have been strand cast very near final size and given a light hot finish pass. Type 304304l is the modern version of 188 stainless steel containing approximately 18% chromium and 8% nickel and is the most commonly specified stainless steel used throughout the world. A240 vs a276a479 metal and metallurgy engineering engtips. This standard is issued under the fixed designation a276. Note 3there are standards covering high nickel, chromium, austenitic corrosion, and heat resisting alloy materials. Ams 5848, astm a240, astm a276, astm a314, astm a193 bolting, astm a194 nuts. Types 302 s30200, 304s30400, 304l s30403, and 305 s30500 stainless steels are variations of the 18 percent chromium 8 percent nickel austenitic alloy, the most familiar and most frequently used alloy in. Astm a276 aisi 304l stainless steel round bar suppliers. Boltport uses 304 bar stock to astm a276 specifications for manufacturing stainless steel 304 bolts, nuts, screws, studs, threaded rods, other fasteners and bar stock components.
A276 type 304, a276 type 304 suppliers and manufacturers. A wide variety of astm a276 316 stainless steel bar options are available to you, such as type, standard, and certification. In some instances type 304 can be used in the aswelded condition. Stainless steel type 304304l rolled metal products. Actually not meeting the spec number is a complete failure. What is the difference between stainless steel and astm a276. Hot rolled, annealed and pickled 20 random lengths a. The cut tolerances do not apply to pharmaceuitical tubing. For annual book of astm standards volume information, refer to the standards document summary page on the astm website. Astm a276 10 standard specification for stainless steel bars and shapes alloy. From materials management to threading, cutting, machining and heattreating, continental is a onestop provider of the steel products and services the oil and gas industry needs. A276 type 304, a276 type 304 suppliers and manufacturers at. Astm a276 aisi 304 stainless steel round bar astm a276 type. What is the difference between astm a479 and asme a276.
Email this page download pdf download pdf printable page. Hotfinished, find alternative materials, and connect with suppliers. A370 test methods and definitions for mechanical testing of steel products. Because ss 304 contains 18% chromium cr and 8% nickel ni, its also known as 188 stainless steel. These standards are under the jurisdiction of astm subcommittee b 02. This specification astm a276 covers hotfinished or coldfinished bars except bars for reforging. It includes rounds, squares, and hexagons, and hotrolled or extruded shapes, such as angles, tees, and channels in the more commonly used types of stainless steels. Apr 28, 2018 you are confusing two very different things. This specification covers hotfinished or coldfinished bars except bars for reforging. Type 304 stainless steel meeting astm a276 condition a. I suggest you read astm a276 this is a specification for stainless steel bars and shapes. Grade 304l, the low carbon version of 304, does not require postweld annealing and so is extensively used in heavy gauge components. Astm a276 type 304 is a material grade specification for coldfinished or hotfinished bars in 304 stainless steel, available in form of rounds, square, hexagons and other hot rolled extruded shapes.
A314 specification for stainless steel billets and bars for forging. Essentially, grade 304 is an austenitic chromium alloy which is also known as an 188 stainless as the makeup of the steel is 18% chromium and 8% nickel. Ss 316l round bar, astm a276 316l round bar, 316l round bar. Astm a240 304 sheets astm a240 grade 304 stainless steel.
Our astm a276 stainless steel 316l round bar prominent. Astm a276 aisi 304l stainless steel round bar astm a276. Stainless steel bars, annealed and centerless ground, 1 1. Astm a276 aisi 304l stainless steel round bar suppliers,astm a276 type 304l. Ugima machines significantly better than standard 304 or 304l, giving higher machining rates and lower tool wear in many operations. The mobearing type 316 and type 317 alloys on the other hand, will handle waters. It includes rounds, squares, hexagons, and hotrolled or extruded shapes, such as angle. Pdfadobe acrobat stainless steel 316 316lusa astm a27698b 316316lprovide superior corrosionresistance to type 304 stainless steel.
Manufacturer and suppliers of astm a276 304l stainless steel round bar,ss 304l round bar suppliers,ss 304l round bar manufacturers in india,304l stainless steel round bar suppliers. Stainless steel 304 cond b 304 stainless diversified. Specifications for stainless steel and carbon steel slide gates stainless steel astm a276, type 304 specifications for aluminum slide gates. Astm a276, the standard specification covers hotfinished or coldfinished bars except bars for reforging. Heavy hex, stainless steel per astm a194, grade b8, type 304, coated to prevent galling. These standards are under the jurisdiction of astm subcommittee b02. Readily formed and welded stainless, used mainly in domestic, dairy and decorative appliances. An austenitic steel, generally composed of chromium, nickel and manganese, it is nonmagnetic and has excellent corrosion resistance, but is susceptible to stress corrosion cracking. Astm a276 aisi 304 stainless steel round bar suppliers. It is common for 304 and 304l to be stocked in dual certified form, particularly in plate and pipe. The specification includes austenitic, duplex, and ferritic stainless steels. With our precision highspeed equipment, we can give prompt attention to large and small cut piece requirements. A ugima improved machinability version of grade 304 is available in bar products.
What is the difference between stainless steel and astm. Stainless 302, 304, 304l, 305 united performance metals. Referenced documents purchase separately the documents listed below are referenced within the subject standard but are not provided as part of the standard astm standards. Stainless steel rebar guidelines for shipping handling, fabrication and placement. Astm a 479 this specification covers hot and coldfinished bars of stainless steel, including rounds, squares, and hexagons, and hotrolled or extruded shapes such as angles, tees, and channels for use in boiler and pressure vessel construction. Boltport uses 304 bar stock to astm a276 specifications for manufacturing stainless steel 304 bolts, nuts, screws, studs, threaded rods, other. The lower carbon content minimizes chromium carbide precipitation due to welding and its susceptibility to intergranular corrosion. We are iso 14000 certified supplier of 316l stainless steel round bar. Type 304 stainless steel is considered to resist pitting and crevice corrosion in waters containing up to about 100 ppm chloride. Type 304304l is a versatile, general purpose stainless steel with good resistance to atmospheric corrosion, and to many chemicals and food and beverages. Examples of astm 304 stainless steel rust environment. Bolts and nuts from glaser and associates are available in sizes ranging from. Astm a276 00a standard specification for stainless steel. Note 4a typical ordering description is as follows.
Type 304 has good processability, weldability, corrosion resistance, heat. It has excellent forming and welding characteristics. There are common stainless steel grades in astm a276 specification. Unc rolled thread, stainless steel per astm a 193, grade b8, type 304. One of the most versatile and commonly used stainless steels on the market, grade 304 stainless steel is the most standard used alloy of this type. It includes rounds, squares, and hexagons, and hotrolled or extruded shapes, such as angles, tees, and. About 88% of these are stainless steel bars, 2% are steel round bars, and 0% are flat steel. The l in 304l refers to a lower carbon content to allow for greater corrosion protection when welding. Astm a276, stainless steel bars and shapes otai steel.
We have 15 suppliers for astm a276 grade 316l annealed. The bar could be made by a very different process than the plate. Astm a276 is standard for stainless steel bars and shapes. Types 302 s30200, 304s30400, 304l s30403, and 305 s30500 stainless steels are variations of the 18 percent chromium 8 percent nickel austenitic alloy, the most familiar and most frequently used alloy in the stainless steel family. The l in 304 l refers to a lower carbon content to allow for greater corrosion protection when welding. Aisi 304 grade stainless steel uns s30400 aisi 304 stainless steel uns s30400 is the most commonly used material in stainless steels, and is usually purchased in an annealed or cold worked state. Values below are specified values according to astm a276, condition a, for cold finished 304 bars. A240 vs a276a479 metal and metallurgy engineering eng. Diversified metals offers a strainhardened variant 304 cond. The measured ccct and cpt data correlate well with the calculated pre n numbers.
1472 1192 627 1503 88 1137 1293 1488 684 888 339 107 1462 632 1239 1106 366 183 1045 166 1506 1320 1401 1055 174 1309 1230 179 1301 1250 455 1175 744 1484 117 4 521 1470 1153