2b finish sheet
Gangsteel produce ASTM A240 304 Stainless steel plates, S30400, A240 Type 304 Stainless steel cutting parts by water cutting, laser cutting and cnc cutting. ASTM a240 (chromium and chromium nickel stainless steel plate, sheet, and strip for pressure essels and general applications. a240 304 stainless steel is a common material in stainless steel with a density of 7.93g/cm3, which is also called 18 / 8 stainless steel in the industry. High temperature resistant 800 ��, with good processing performance and high toughness, it is widely used in industry, furniture decoration industry and food and medical industry.
In the same means, with the help of different alloying elements current within the stainless steel grade, the SS 304 Sheet is holding many different A240-304 stainless steel plates properties too. The properties which it holds are excessive tensile power, great toughness, stability in the elevated temperature, weldability, ductility, durability, and others.
For this cause, the low carbon Alloy 304L is preferred for functions in which the fabric is put into service in the as-welded situation. Low carbon content material extends the time essential to precipitate a dangerous stage of chromium carbides however does not get rid of the precipitation reaction for materials held for lengthy instances in the precipitation temperature range. exposure of the 18-8 austenitic stainless steels to temperatures in the 800°F to 1500°F (427°C to 816°C) range could trigger precipitation of chromium carbides in grain boundaries. Such steels are “sensitized” and topic to intergranular corrosion when exposed to aggressive environments.
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06cr19ni10 and SUS304 are the common marking methods on the market, among which 06cr19ni10 generally refers to national standard production, 304 generally refers to ASTM standard production, and SUS 304 refers to Japanese standard production.
304 is a kind of universal stainless steel, which is widely used to make equipment and parts with good comprehensive performance (corrosion resistance and formability). In order to maintain the inherent corrosion resistance of stainless steel, the steel must contain more than 18% chromium and more than 8% nickel. The stainless steel is produced according to ASTM 304.
The corrosion resistance of stainless steel mainly is determined by its alloy composition (chromium, nickel, titanium, silicon, aluminum, and so forth.) and the internal construction main position is chromium . Chromium has high chemical stability and can kind a passivation film on the steel floor to isolate the metallic from the skin. To defend the steel plate from oxidation, and increase the corrosion resistance of the metal plate. Stainless metal plate inlcudes plates of stainless steel and acid-resistant steel, it has type of types as plates, coils and sheets, common use grades are 304/304L and 316/316L, 321 and etc. We, Nextgen Steel & Alloys, established within the year 2012, are one of the leading producers, importers and exporters of an extensive range of top quality Chemicals, Paper Industries, Sugar Industries and Textiles. We have been in a position to provide these products in bulk demands because of our high manufacturing capability.
- ASTM A240 Grade 304 Sheet is austenitic stainless steel stainless sheet and is available in many sizes, thickness and finishes.
- 304 and 304L stainless-steel plates are a part of the austenitic household of chrome steel and they are some of the versatile and extensively used sorts of stainless plate.
- Aesteiron Steels is called largest stockist and provider of 304 chrome steel sheets and plates, We inventory more than 800 ton inventory of SA 240 Gr 304 material in 1mm to 120mm thickness and provide reduce to dimension with 2B finish and #4 end.
Product standard a240 304 stainless steel:For a240 304 stainless steel, the Ni element in its composition is very important, which directly determines the corrosion resistance of 304 stainless steel and its value.The most important elements in 304 are Ni and Cr, but they are not limited to these two elements. Specific requirements are specified by product standards. It is considered that 304 stainless steel can be considered as long as Ni content is more than 8% and Cr content is more than 18%. This is why the industry will call this kind of stainless steel 18 / 8 stainless steel. In fact, the relevant product standards have very clear provisions for 304, and these product standards have some differences for different shapes of stainless steel. Here are some common product standards and tests.
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ASTM A240 steel plate covers Austenitic Steels, Ferritic steels and Martensitic Steels. Grade ASTM A Stainless Steel is the usual “18/eight” stainless; it’s the most versatile and most generally used stainless steel, available in a wider vary of merchandise, varieties and finishes than any other. The balanced austenitic structure of Grade 304 allows it to be severely deep drawn with out intermediate annealing, which has made this grade dominant in the manufacture of drawn stainless elements corresponding to sinks, hollow-ware and saucepans.
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Product Type |
A 240 304 Sheet, A 240 304 Plate |
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SS 304 ASTM Standard Specification |
ASTM A240 / ASME SA240 |
|
Thickness |
0.1 to 3000 mm Thk |
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Width |
10-2500mm |
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Length |
2m, 2.44m, 3m, or as required |
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Finish |
2B, 2D, BA NO (8), Cold rolled sheet (CR), Hot rolled plate (HR), SATIN (Met with Plastic Coated), No.1 finish hot rolled, 1D, 2B, No.4, BA, 8K, satin, hairline, brush, mirror etc. |
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Hardness |
Half Hard, Soft, Hard, Quarter Hard, Spring Hard |
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Form |
Sheet, Plate, Strip, Flats, Clad Plate, Coils, Foils, Plain Sheet, Flat Shim, Flat Sheet, Shim Sheet, Rolling Sheet, Rolling Plate, Rolls, Blank (Circle), soft annealed, descaled, tread plate, sheared, annealed, Checker Plate |
A240 304 Stainless Application scope
System description: A240 304 stainless steel is the most widely used chromium-nickel stainless steel. As a widely used steel, it has good corrosion resistance, heat resistance, low temperature strength and mechanical properties; it has good hot workability such as stamping and bending.
, No heat treatment hardening phenomenon (use temperature -196℃～800℃).
Corrosion resistant in the atmosphere, if it is an industrial atmosphere or heavily polluted areas, it needs to be cleaned in time to avoid corrosion.
It is suitable for food processing, storage and transportation.
Has good processing properties and weldability.
Plate heat exchangers, bellows, household products (category 1, 2 tableware, cabinets, indoor pipelines, water heaters, boilers, bathtubs), auto parts (windshield wipers, mufflers, molded products), medical appliances, building materials, chemicals, food industry
, Agriculture, ship parts, etc.
304 stainless steel is a nationally recognized food grade stainless steel.
A 240 Gr 304 Mechanical Properties
| Grade |
ASME SA240 304 Mechanical Strength |
||||
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Yield |
Tensile |
Elongation |
Hardness, max |
||
|
ASME SA240 304 |
Min Mpa |
Mpa |
Min % |
Brinell |
Rockwell B |
|
205 |
515 |
40% |
201 |
92 |
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A 240 Gr 304 Chemical Composition
| Plate Grade |
The Element Maximum (%) |
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C |
Mn |
P |
S |
Si |
Cr |
Ni |
|
|
ASME SA240 304 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0-20.0 |
8.0-10.5 |
|
Mo |
N |
Cu |
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0.10 |
|
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For a240 304 stainless steel, the Ni element in its composition is very important, which directly determines the corrosion resistance and value of 304 stainless steel.
The most important elements in 304 are Ni and Cr, but they are not limited to these two elements.
Specific requirements are stipulated by product standards.
The common judgment in the industry is that as long as the Ni content is greater than 8% and the Cr content is greater than 18%, it can be considered as 304 stainless steel.
This is why the industry calls this type of stainless steel 18/8 stainless steel.
In fact, the relevant product standards have very clear regulations on 304, and these product standards have some differences for different shapes of stainless steel.
Below are some common product standards and tests.
ASTM A240 Equivalent AISI 304 stainless steel sheet
|
a 240 gr |
JIS G4304 |
ASTM |
UNS |
KS |
EN 10095 |
AS |
CNS |
|
a 240 gr 201 |
SUS201 |
201 |
S20100 |
STS201 |
1.4372 |
201-2 |
201 |
|
a 240 gr 202 |
SUS202 |
202 |
S20200 |
STS202 |
1.4373 |
– |
202 |
|
a 240 gr 301 |
SUS301 |
301 |
S30100 |
STS301 |
1.4319 |
301 |
301 |
|
a 240 gr 304 |
SUS304 |
304 |
S30400 |
STS304 |
1.4301 |
304 |
304 |
|
a 240 gr 304L |
SUS304L |
304L |
S30403 |
STS304L |
1.4306 |
304L |
304L |
|
a 240 gr 304N |
SUS304N1 |
304N |
S30451 |
STS304N1 |
1.4315 |
304N1 |
304N1 |
|
a 240 gr XM21 |
SUS304N2 |
XM21 |
S30452 |
STS304N2 |
– |
304N2 |
304N2 |
|
a 240 gr 304LN |
SUS304LN |
304LN |
S30453 |
STS304LN |
– |
304LN |
304LN |
A240 304 stainless steel plate property requirement.
Tensile strength σb (MPa)≥515-1035
Conditional yield strength σ0.2 (MPa)≥205
Elongation δ5 (%)≥40
Reduction of area ψ (%)≥?
Hardness: ≤201HBW; ≤92HRB; ≤210HV
Density (20℃, g/cm³): 7.93
Melting point (℃): 1398~1454
Specific heat capacity (0~100℃, KJ·kg-1K-1): 0.50
ASTM / AISI/ SAE, DIN, Werkstoff grades or equivalents:
|
ASTM |
BS 970 1991 |
AISI / SAE |
Werkstoff |
|
A240 SS 304L |
304S11 |
304L |
1.4306 |
|
A240 SS 304 |
304S15 |
304 |
1.4301 |
|
A240 SS 316L |
316S11 |
316L |
1.4404 |
|
A240 SS 316L |
316S13 |
316L |
1.4435 |
|
A240 SS 316 |
316S31 |
316 |
1.4401 |
|
A240 SS 316 |
316S33 |
316 |
1.4436 |
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The chrome steel alloy resists most oxidizing acids and can face up to ordinary rusting although this does not imply that the metal won’t tarnish over time. For chrome steel sections that are welded closely, submit-weld annealing may be necessary to supply most corrosive resistance. ASTM A Sheets is one of the most versatile and commonly used stainless-steel grades available in the market. This grade is an austenitic chromium alloy and it holds various excellent options. This grade of sheet holds numerous features like warmth resistance, corrosion resistance, superior ending, good energy and toughness at cryogenic temperature and lots of extra.
Aesteiron can offer ss 304 1mm sheet price higher than a dealer of Jindal stainless as a result of our price is no less than 5% low compared to other dealers and distributors of Jindal in India as we raise the fabric in giant quantities. We have hired retired engineers of JSW Steels Ltd so when you have any query associated to 304 Stainless Steel Strips or SS 304 HR coil, AISI 304 cold rolled sheet can mail to our technical staff at Minimum mechanical properties for annealed Alloys 304 and 304L austenitic stainless steel plate as required by ASTM specs A240 and ASME specification SA-240 are proven under. It is used extensively for house and business home equipment, including use in kitchen benches, sinks, troughs, and frying pans. 304 and 304L stainless steel plate has a variety of utility in the food processing industries as well, including use in tools, notably seen in beer brewing, wine making and milk processing. 304 and 304L stainless-steel plate can be incessantly used in the pharmaceutical, medical, and chemical processing business.
Some of the industries which are there with the sheet and plate are petrochemical, pharmaceutical, oil and gas, pulp and paper, development, railways, meals processing, and others. The smooth circulate of working in the elevated temperature with excessive-strain vessels is done with the chrome steel sheet and plate. Alloy 309 (23% Cr thirteen.5% Ni) or nickel-base filler metals are utilized in becoming a member of the 18-eight austenitic alloys to carbon steel. The austenitic stainless steels are considered to be probably the most weldable of the excessive-alloy steels and may be welded by all fusion and resistance welding processes.
din 1.4306
Stainless Steel 304 Sheet is made up of an austenitic stainless-steel that has 18% chromium and 8% nickel within the composition. The sheets are sturdy, gentle corrosion resistant and have functions in a variety of industries. The Stainless Steel 304 Sheet also has manganese, carbon, silicon, sulfur, nitrogen and phosphorus within the composition. The materials is strong and has 205MPa minimum yield power and 515MPa minimal tensile strength generally. Each alloy represents a superb combination of corrosion resistance and fabricability. This combination of properties is the reason for the intensive use of those alloys which represent nearly one half of the total U.S. stainless-steel manufacturing.
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In order to determine whether a material is 304 stainless steel, it must meet the requirements of each element in the product standard. As long as one does not meet the requirements, it cannot be called 304 stainless steel. Gangsteel produce A240 304 Stainless steel plate, if you have requirement for stainless steel plate, please feel free to contact us by admin@gangsteel.com