304l
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.
There are some key differences between 304 and 304L stainless-steel plate. 304 stainless-steel plate is comprised of no more than 0.08% carbon whereas 304L stainless steel plate incorporates a maximum of 0.03% carbon. The other major difference in chemical composition between these two chrome steel plates grades is the quantity of nickel. 304L stainless-steel plate can have a most of 12.0% nickel while 304 stainless steel plate can solely include as much as 10.5%. These are the main differences between the two stainless-steel plates. They each comprise the identical amount of manganese, silicon, phosphorus, sulfur, and nitrogen. The austenitic stainless steels are thought-about to be the most weldable of the stainless steels.
hollow ss 304
Cooling must be sufficiently fast by way of the 1500 to 800°F (816 to 427°C) vary to avoid reprecipitation of chromium carbides and supply optimum corrosion resistance. In every case, the metallic should be cooled from the annealing temperature to black heat in lower than three minutes. The chromium content material A240-304 stainless steel plates promotes the fabric’s appreciable resistance to the consequences of corrosion and oxidation. The stainless steel alloy resists most oxidizing acids and can withstand odd rusting although this doesn’t mean that the steel is not going to tarnish over time.
astm a554 type 304
- Nextgen Steel & Alloys is a manufacturer of Stainless Steel Balls & also stocks a wide range of chrome steel Balls in 304/304L, 316/316L and 321 plate.
- ss 316 plates are produced by two manufacturing processes Hot rolled and cold worked.
- Opt for stainless-steel inventory including chrome steel blanks, flats, bars, plates and sheet inventory from Grainger to assist improve your firm’s productivity.
- The major kinds of SS 316L sheets are perforated sheets, Chequered plate, Shim sheet, Strips, Coils, Foils, Flats and Circles.
Austenitic chrome steel is likely one of the most generally used and versatile sort of metal. While 304L stainless-steel plates have glorious corrosion resistance, 316/316L plates have larger nickel content material than 304 and 304L giving them even better corrosion resistance particularly in marine functions. Type 321 ss plates are a good choice for functions where heat is an issue. 321 can be used in functions as much as 900 levels Celsius where 304L is generally used up to 500 degrees Celsius. Nextgen Steel & Alloys shares a wide range of chrome steel Circles cutted from Plates in 304/304L, 316/316L and 321 plate. The plate is poor in crevice and pitting resistance so it is not recommended for aqueous providers. The SUS 304L Plate creates much less intergranular corrosion during welding because of the less carbon and fewer carbide precipitation.
304 grades have wonderful low temperature properties and respond nicely to hardening by chilly working. 304 chrome steel plate grades have good welding characteristics and submit weld annealing is not usually required to revive performance. 304 SS plates have wonderful corrosion resistance in a variety of different media.
304L chrome steel plate has a minimum tensile strength of 70 ksi and a yield strength at 0.2% of 25 ksi. This stainless steel plate also has an elongation of 40%, a most hardness of 201 on the Brinell scale and a hardness of ninety two on the Rockwell B scale. 304 and 304L ASTM A240 stainless steel plate is a standard 18-eight material – which means it accommodates 18% chromium and 8% nickel.
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.
304 ss magnetic
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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 metal must be cold worked to generate larger tensile strength. For stainless steel sections that are welded heavily, submit-weld annealing may be essential to supply maximum corrosive resistance.
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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 |
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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 |
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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 |
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ASME SA240 304 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0-20.0 |
8.0-10.5 |
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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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If you’re looking forSS 316L Plateor strips for acidic or high temperature software soyou should examine the documents like MTR, Invoice, proof of origin, Batch no and different test stories. Aesteiron Steels inventory solely real and certified material of all reputed and well known producers ofuns s31603 chrome steel plate. ASME SA Grade 304L Sheets and Plates are used to make chemical containers, sea water or salt water situations. Nr. 1.4307 alloy comes in the class of Austenitic Stainless Steel which provides good energy on high temperature as well corrosion resistance to sulphuric acid. 304L Stainless Plate is a perfect and economical steel plate to make chemical storage containers and milk tankers.
There are different grades and surface finishes of chrome steel, relying on where it will be used. Stainless steels have a better resistance to oxidation and corrosion in lots of natural and man-made environments; however, it is very important choose the correct kind of chrome steel for the use. There are over 150 grades of stainless steel, of which fifteen are essentially the most used. Type 304 and Type 304L have very comparable chemical and mechanical properties and are often included on a single materials test certificate when the precise properties of a stainless steel plate meet the standards of each sorts. Type 304L is a variation of Type 304 and has a decrease carbon content which improves weldability and lowers the risk of reduced corrosion resistance around the weld.
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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