Gangsteel produces 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 degrees, with good processing performance and high toughness, are widely used in industry, furniture decoration, food, and medical industry.

16 gauge 304 stainless steel


There are some key differences between 304 and 304L stainless steel plates. 304 steel plate comprises not more than 0.08% carbon while 304L stainless steel plate incorporates a maximum of 0.03% carbon. The different main distinction in chemical composition between these two chrome steel plates grades is nickel. 304L chrome steel plate can have a maximum of 12.0% nickel, whereas 304 stainless steel plates can solely contain up to 10.5%. They both comprise the same amount of manganese, silicon, phosphorus, sulfur, and nitrogen. Exposure of the 18-8 austenitic stainless sheets of steel to temperatures within the 800°F to 1500°F (427°C to 816°C) could cause precipitation of chromium carbides in grain boundaries.

A240 304 stainless steel density plates

304 stainless steel sheet metal

The ASTM A240 SS 304 Sheet can face up to excessive temperatures up to 870 degrees Celsius. The sheets are used for that reason in evaporators, warmth exchangers, and in different high-temperature purposes. The Stainless Steel 304 Plate can also be used in drums, barrels, dairy tools, meal processing, and in-hospital equipment. Yes, it’s attainable to purchase twin certified chrome steel plate in grades 304 and 304L. Yes, 304 and 304L chrome steel plate could be polished to a wide variety of finishes. Our production facilities are situated in Finland, Germany, Sweden, the UK, the USA, and Mexico, with a sales and service heart community near our clients worldwide.

aisi 1.4301

  • 304L Stainless Plate is an ideal and economical steel plate to make chemical storage containers and milk tankers.
  • ASME SA Grade 304L Sheets and Plates are used to make chemical containers, seawater, or salt water conditions.
  • Nr. 1.4307 alloy comes in Austenitic Stainless Steel, which offers good power on excessive temperature as nicely corrosion resistance to sulphuric acid.

To present material at the most effective degree of corrosion resistance, low carbon material ought to be used for material put in service in the welded condition. Full annealing dissolves the chromium carbide and restores an excessive corrosion resistance level to the standard carbon content materials. The fatigue or endurance restriction is the utmost stress beneath which material is unlikely to fail in 10 million cycles in the air environment. The fatigue energy for austenitic stainless steels, as a gaggle, is often about 35 percent of the tensile energy. Substantial variability in service results is experienced since further variables affect fatigue energy.

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). 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.

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. Product standards specify requirements. 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 unambiguous 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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Another difference, 316l can be utilized for weld therapy because it accommodates decrease carbon. Alloy SS 304 is the austenitic grade stainless A240-304 stainless steel plate steel used to hold the pressure vessels within the elevated temperatures.

304 chrome steel plate has minimal tensile energy of 75 KSI and a minimum yield power at 0.2% of 30 ksi. This stainless steel plate has the most Brinell hardness of 201 and a Rockwell B hardness of 92. 304L stainless steel plate has a minimum tensile strength of 70 ksi and yields energy at 0.2% of 25 ksi. This stainless steel plate additionally has an elongation of 40%, a maximum hardness of 201 on the Brinell scale, and a hardness of 92 on the Rockwell B scale. Our SS 304 Strips and coils are used in high most dairy industries in India like Amul and Mother Dairy. Aesteiron can offer ss 304 1mm sheet price better than a dealer of Jindal stainless because our price is at least 5% low in comparison with other dealers and distributors of Jindal in India as we lift the fabric in giant quantities.


Product Type

A 240 304 Sheet, A 240 304 Plate

SS 304 ASTM Standard Specification

ASTM A240 / ASME SA240


0.1 to 3000 mm Thk




2m, 2.44m, 3m, or as required


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.


Half Hard, Soft, Hard, Quarter Hard, Spring Hard


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. 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 hardening phenomenon (use temperature -196℃~800℃).
Corrosion-resistant in the atmosphere, if it is an industrial atmosphere or heavily polluted areas, 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 (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


ASME SA240 304 Mechanical Strength




Hardness, max

ASME SA240 304

Min Mpa


Min  %


Rockwell B






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A 240 Gr 304 Chemical Composition

Plate Grade

The Element Maximum (%)








ASME SA240 304












For a240 304 stainless steel, the Ni element in its composition is essential, directly determining 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.
Product standards stipulate specific requirements.
The industry’s common judgment is that as long as the Ni content is greater than 8% and the Cr content is greater than 18%, and it can be considered 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 obvious 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

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, 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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a2 stainless steel grade

ASTM A240 Type 304 PDF R Pipe Overseas is considered one of India’s main producers of excessive qualityStainless Steel 304 Plate, which finds application across various sectors. We offer qualitative these SS 304 Plates in numerous sizes and shapes designed as per the nationwide and international normal quality of raw materials. OurASTM A240 TP304 Plateare part of the austenitic household of chrome steel, and they’re some of the versatile and extensively used sorts of stainless Plate.

The alloys are coated by various specs and codes relating to, or regulating, development, or use of equipment from these alloys for particular circumstances. Food and beverage, sanitary, cryogenic, and pressure-containing functions are examples. Exposure of the 18-8 austenitic stainless sheets of steel to temperatures within the 800°F to 1500°F (427°C to 816°C) varies might trigger precipitation of chromium carbides in grain boundaries. Such steels are “sensitized” and topic to intergranular corrosion when exposed to aggressive environments.

However, there are different components which the SS holds like carbon molybdenum and others. The SS 304L is the low carbon model of the stainless steel grade 304, which uses in the high-temperature setting. This is how the sheet and plate are developed with the assistance of the alloying metal grades. The term ‘corrosion-resistant steel’ is used when the alloy has less than the 12% minimum of chromium, for instance, in the aviation trade.

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To determine whether a material is 304 stainless steel, it must meet each element’s requirements 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 a requirement for stainless steel plate, please feel free to contact us by

A240 304 stainless steel density plates
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