304d stainless steel
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.
The 1.4301 and 1.4307 have carbon ranges of 0.07% most and 0.030% maximum, respectively. The chromium and nickel ranges are similar, nickel for both grades having an 8% minimal. This reduces the ferrite content material of the steel and has discovered to be needed for some chemical processes. Stainless steel 304 sheetsare probably the most versatile and commonly used stainless-steel sheet that comes in a wide variety of types and finishes than any other grade of stainless-steel sheet. Because of its durability and solid formation, yow will discover this sheet in important industries. However, the important thing things that embody in its production course of and what are its salient features are distinguished beneath.
- This combination of properties is the rationale for the intensive use of these alloys which characterize practically one half of the total U.S. chrome steel production.
- The 18-eight stainless steels, principally Alloys 304, 304L, and 304H, are available in a wide range of product types together with sheet, strip, and plate.
- 304 and 304L stainless-steel plates are a piece of the austenitic group of stainless-steel and they are a standout amongst the most versatile and generally utilized assortments of stainless plate.
- Each alloy represents an excellent mixture of corrosion resistance and fabricability.
The balanced austenitic construction of Grade 304 enables it to be severely deep drawn with out intermediate annealing, which has made this grade dominant in the manufacture of drawn stainless parts similar to sinks, hole-ware and saucepans. ASTM A240 Grade 304 is quickly brake or roll shaped into quite a lot of components for applications within the industrial, architectural, and transportation fields. Stainless Steel ASTM A240 & ASME SA Sheet (DIN 1.4828) has as well higher-quality of corrosion resistance and enhanced creep power as Alloy 304. The excessive content material of nickel and chromium in Machining Grade 309 Steel Coils provides similar corrosion resistance, the retaining of a superior segment of room temp efficiency and larger resistance to oxidation than the collective austenitic Stainless Steel 304. These Alloy 309 Plates are austenitic alloys with chromium-nickel content in that are being usually used for hovering temp features. 304/304L is broadly accepted in such industries as dairy, beverage, and other meals industries the place the highest diploma of sanitation and cleanliness is of prime importance. 304 sheets are used in applications where corrosion resistance is required, however elevated temperatures usually are not concerned.
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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 |
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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 |
|
|
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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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.
It is having the minimal of 8% and 18% of chromium and nickel respectively with 0.08% carbon. This grade is eighteen/8 normal steel and it is extensively used for industrial and engineering purposes. No doubt chrome steel 304/304L sheets, plates, coils have become the popular product among the many industrialists. The item is manufactured by Sanghvi Engineerings making effective use of superior quality of stainless-steel that’s provided by dependable retailers along with using newest and trendy know-how.
jindal 304 steel price
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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Stainless Steel 321 Sheets is the alloy of high-high quality for features within the temp vary of about 900 Deg C, uniting hovering efficiency, part stability and resistance to scaling by the use of resistance to succeeding aqueous corrosion. Stainless Steel 304L Coils is fundamentally non-magnetic and turns into a tad magnetic when it is being cold functioned. Usual industrial areas of SS 304L Coils are Chemical Industry, Food Processing, Brewing, Petrochemicals, Pharmaceuticals, and so forth. Because Stainless Steel ASTM A240 & ASME SA S Sheet cools from elevated temperatures with out marked hardening, it is notably helpful for annealing boxes, quenching racks, oxidation-resistant partitions, and different high-temperature units. Alloy 410S Sheets stays gentle and ductile even when the material is quickly cooled from above the crucial temperature. This low hardening attribute in Alloy 410S Coils helps to prevent cracking when the metal is welded or exposed to high temperatures.
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Grade 409 Stainless Steel Coils is as well utilized in Catalytic converters, Mufflers, Tailpipes, Farm gear, Structural help and hangers, Transformer circumstances, Furnace components, Heat exchanger tubing, and more. SS 304 Coils is probably the most extensively used chrome steel, obtainable in an in depth collection of products, finishes and forms than some other. Stainless Steel ASTM A240 & ASME SA Sheet is the everyday “18/eight” alloy that you’ll maybe see in your cookery and pans tools. 304 Stainless Steel Sheets endures corrosion from most oxidising acids and is usually used for food and kitchen functions. Machining Grade 304 Steel Plates are variants of the 8 % nickel and 18 % chromium alloy, which is most frequently used in the family of stainless-steel.
The surest warmth remedy to accomplish each requirements is the answer anneal which is performed within the 1850°F to 2050°F vary (1010°C to 1121°C). Cooling from the anneal temperature must be at sufficiently excessive charges by way of °F (816°C – 427°C) to keep away from reprecipitation of chromium carbides. One of essentially the most versatile and generally used stainless steels on the market, Grade 304 chrome steel is essentially the most normal used alloy of this type. Essentially, Grade 304 is an austenitic chromium alloy which is also called an “18/8” stainless because the make-up of the steel is eighteen% chromium and eight% nickel. 304 Stainless Steel Plate is among the most versatile and generally used stainless steels available on the market, Grade 304 stainless steel is essentially the most standard used alloy of this kind. Essentially, Grade 304 is an austenitic chromium alloy which is also known as an “18/eight” stainless as the make-up of the steel is eighteen% chromium and eight% nickel.
ASTM A240 steel plate covers Austenitic Steels, Ferritic steels and Martensitic Steels. This specification covers chromium, chromium-nickel, and chromium-manganese-nickel stainless steel plate, sheet, and strip for strain vessels and for general applications including architectural, building, construction, and aesthetic functions. A temperature gradient is produced within the material being welded which ranges from above the melting temperature in the molten pool to ambient temperature at a long way from the weld. The higher the carbon stage of the fabric being welded, the larger the chance that the welding thermal cycle will result within the chromium carbide precipitation which is detrimental to corrosion resistance. To provide materials at the best stage of corrosion resistance, low carbon material should be used for material put in service in the welded situation.
There are various kinds of plates such because the perforated plates which preserve the strength however reduce weight because of the perforation. The SS 304 perforated Sheet Weight Chart can A240-304 stainless steel plates be obtained upon contacting us. The UNS S30400 Hot Rolled Plate is harder but cold working is tough to harden it whereas the SS Werkstoff No 1.4301 Sheets is warmth treatable to harden.
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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