304 stainless steel perforated 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.

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.

There are over 150 grades of chrome steel, of which fifteen are essentially the most used. publicity of the 18-8 austenitic stainless steels to temperatures within the 800°F to 1500°F (427°C to 816°C) vary could cause precipitation of chromium carbides in grain boundaries. Such steels are “sensitized” and subject to intergranular corrosion when uncovered to aggressive environments. Type 304 and Type 304L have very comparable chemical and mechanical properties and are sometimes included on a single materials take a look at certificates when the precise properties of a stainless steel plate meet the factors of each sorts.

Food and beverage, sanitary, cryogenic, and stress-containing applications are examples. The corrosion resistance of stainless steel plates depends primarily on its alloy composition (chromium, nickel, titanium, silicon, aluminum, manganese, etc.) and the interior structure, and the main position is chromium. Chromium has excessive chemical stability and A240-304 stainless steel plates may form a passivation film on the metal surface to isolate the metallic from the surface, shield the steel plate from oxidation, and increase the corrosion resistance of the metal plate. Exposure of the 18-eight austenitic stainless steels to temperatures within the 800°F to 1500°F (427°C to 816°C) vary could cause precipitation of chromium carbides in grain boundaries.

ASTM A240 metal plate covers Austenitic Steels, Ferritic steels and Martensitic Steels. In some instances, the low carbon Alloy 304L might present a lower corrosion price than the higher carbon Alloy 304. The knowledge for formic acid, sulfamic acid, and sodium hydroxide illustrate this.

There are some key variations between 304 and 304L stainless-steel plate. 304 chrome steel plate is comprised of not more than 0.08% carbon whereas 304L stainless-steel plate accommodates a most of 0.03% carbon. The other primary difference in chemical composition between these two stainless steel plates grades is the amount of nickel. 304L stainless-steel plate can have a maximum of 12.0% nickel while 304 stainless-steel plate can solely comprise up to 10.5%. They both contain the identical amount of manganese, silicon, phosphorus, sulfur, and nitrogen. The Alloys 304, 304L, and 304H austenitic stainless steels present helpful resistance to corrosion on a wide range of moderately oxidizing to reasonably decreasing environments. The alloys are used widely in equipment and utensils for processing and handling of food, beverages, and dairy merchandise.

The sheets are used for this reason in evaporators, warmth exchangers and in different high temperature functions. The Stainless Steel 304 Plate can also be used in drums, barrels, dairy tools, meals processing and in hospital gear. Minimum mechanical properties for annealed Alloys 304 and 304L austenitic stainless steel plate as required by ASTM specifications A240 and ASME specification SA-240 are proven below. It is used extensively for house and commercial appliances, including use in kitchen benches, sinks, troughs, and frying pans. 304 and 304L stainless-steel plate has a variety of utility in the meals processing industries as well, including use in equipment, significantly seen in beer brewing, wine making and milk processing.

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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• Some of the properties which are there in high the plates and sheets are due to the carbon alloying component present in the alloy.
• Essentially, Grade 304 is an austenitic chromium alloy which is also called an “18/eight” stainless as the make-up of the steel is 18% chromium and eight% nickel.
• The stainless steel alloy resists most oxidizing acids and can withstand odd rusting though this does not mean that the metal won’t tarnish over time.
• The chromium content material promotes the fabric’s considerable resistance to the effects of corrosion and oxidation.

We additionally offer metal fabrication service the place metal plates can undergo processings like cutting , drilling, welding, milling, machining as you require. Our metal mills have fabricating employees which have 5-10 years of working experience. If you have an interest in shopping for ASTM A204 metal plate merchandise, contact us now for the most recent price or check the following desk for equivalent steel grade of ASTM A204. The specification of the sheets is the A240 for strain vessel and high temperature purposes. The ASTM A240 SS 304 Sheet can withstand excessive temperatures up to 870 degrees Celsius.

304 stainless steel matweb

304 stainless steel gauge

They are a relatively low cost stainless product and utilized in a variety of applications. 304 grades have wonderful low temperature properties and respond well to hardening by chilly working. 304 stainless-steel plate grades have good welding traits and submit weld annealing just isn’t usually required to restore efficiency.

Product Type	A 240 304 Sheet, A 240 304 Plate
SS 304 ASTM Standard Specification	ASTM A240 / ASME SA240
Thickness	0.1 to 3000 mm Thk
Width	10-2500mm
Length	2m, 2.44m, 3m, or as required
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.
Hardness	Half Hard, Soft, Hard, Quarter Hard, Spring Hard
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
	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 (%)
	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
		0.10

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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And the properties are the main purpose that the SS 304L Sheet is used in completely different applications within the industries. Some of the industries that are there with the sheet and plate are petrochemical, pharmaceutical, oil and gasoline, pulp and paper, construction, railways, food processing, and others.

ss 304 rod

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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