astm a358 tp304

Gangsteel produce ASTM A240 304 Stainless steel plates, S30400, A240 Type 304 Stainless steel parts by water cutting, cutting and cnc cutting. ASTM a240 (chromium and chromium nickel stainless steel , sheet, and strip for pressure essels and general applications. a240 304 stainless steel is a 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 chromium content material of 304 stainless steel varies between 17.5% and 19.5%. The most typical grades of chrome steel 304 are referred to as 18/8 and 18/10. To perceive what makes 304 chrome steel so immune to corrosion, you need to have a look at its bodily composition. Most iron-based react with water to supply the reddish iron oxide identified better as rust.

One of essentially the most versatile and commonly used stainless steels in the marketplace, Grade 304 chrome steel is probably the most standard used alloy of this kind. Essentially, Grade 304 is an austenitic chromium alloy which is also called an “18/eight” stainless as the make-up of the metal is 18% chromium and eight% nickel. The chromium content promotes the material’s considerable resistance to the consequences of corrosion and oxidation. The stainless steel alloy resists most oxidizing acids and can face up to odd rusting though this doesn’t mean that the steel will not tarnish over time. The metal needs to be chilly labored to generate greater energy. For stainless steel sections which are welded closely, submit-weld annealing could also be needed to supply most corrosive resistance.

Properties of austenitic steels embody being non-magnetic and non-heat treatable. 304 stainless steel can be far much less electrically and thermally conductive than carbon steel. Grade 304 stainless-steel is the most broadly used of the stainless steels. ASTM A240 steel plate covers Austenitic Steels, Ferritic steels and Martensitic Steels. Continuous use of 304 and 304L chrome steel plate in the °F range just isn’t beneficial if aqueous corrosion resistance is essential. The Main distinction between these two stainless steel plates is the quantity of carbon contained inside each metallic. 304 accommodates at most 0.08% carbon whereas 304 L contains at most 0.03% carbon.

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  • The properties which it holds are excessive tensile strength, great toughness, stability in the elevated temperature, weldability, ductility, sturdiness, and others.
  • The properties are like corrosion resistance, crevice corrosion resistance, pitting corrosion resistance.
  • There are different versions of the fabric with low carbon and high carbon content material.
  • In the identical means, with the help of different alloying elements current in the stainless steel grade, the SS 304 Sheet is holding many other properties too.

304 stainless steel flat bar

06cr19ni10 and SUS304 are the common marking methods on the market, among which 06cr19ni10 generally refers to national standard , 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.

304 430 stainless steel

ASTM A240 Grade 304 is readily brake or roll shaped into a variety of elements for purposes within the industrial, architectural, and transportation fields. The austenitic stainless steels are heat handled to remove the effects of cold forming or to dissolve precipitated chromium carbides.

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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The oxygen atoms within the water pulls iron off of the base metal to type the porous rust construction with no actual energy. As the rust particles crumble away in chunks, new iron bearing metal is exposed and the method repeats.

A240 s 304 stainless steel properties plates

304 and 304L stainless-steel plates are a part of the austenitic family of stainless-steel and they’re one of the most versatile and extensively used varieties of stainless plate. They are a relatively low value stainless product and utilized in a wide range of applications. 304 grades have glorious low temperature properties and reply A240-304 stainless steel plates well to hardening by chilly working. 304 chrome steel plate grades have good welding characteristics and publish weld annealing just isn’t usually required to restore performance. 304 SS plates have excellent corrosion resistance in a wide range of different media.

A240 304L Stainless steel plates

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

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, 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 different major difference in chemical composition between these two chrome steel plates grades is the amount of nickel. 304L chrome steel plate can have a most of 12.0% nickel whereas 304 stainless-steel plate can only contain as much as 10.5%.

So the 304 Stainless Steel Sheet Price is decrease in comparison with other grades of stainless steels and all metallic merchandise generally. There are totally different versions of the fabric with low carbon and high carbon content material. The sheets and UNS S30400 Stainless Steel Strip Specification varies and the applications differ for the completely different variations of the fabric.

304l stainless steel pipe

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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

A240 s 304 stainless steel properties plates
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