ss 304 plate price per kg

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.

Unprotected carbon steel rusts readily when exposed to a combination of air and moisture. In addition, as iron oxide occupies a larger volume than the original metal, this layer expands and tends to flake and fall away, exposing the underlying steel to additional attack. This passive movie prevents further corrosion by blocking oxygen diffusion to the metal floor and thus prevents corrosion from spreading into the bulk of the metallic. This movie is self-repairing, even when scratched or briefly disturbed by an upset condition within the surroundings that exceeds the inherent corrosion resistance of that grade. The invention of chrome steel followed a collection of scientific developments, beginning in 1798 when chromium was first proven to the French Academy by Louis Vauquelin. In the early 1800s, James Stoddart, Michael Faraday, and Robert Mallet observed the resistance of chromium-iron alloys (“chromium steels”) to oxidizing brokers. The corrosion resistance of iron-chromium alloys may have been first acknowledged in 1821 by Pierre Berthier, who noted their resistance in opposition to attack by some acids and instructed their use in cutlery.

  • Most compositions include molybdenum; some, aluminium or titanium.
  • YG or Yw kind tools are normally used for processing, especially for processing austenitic stainless-steel.
  • These alloys could be degraded by the presence of σ chromium, an intermetallic part which might precipitate upon welding.
  • Common ferritic grades include 18Cr-2Mo, 26Cr-1Mo, 29Cr-4Mo, and 29Cr-4Mo-2Ni.
  • They contain between 10.5% and 27% chromium and very little nickel, if any, but some varieties can comprise lead.
  • Ferritic stainless steels generally have higher engineering properties than austenitic grades, but have lowered corrosion resistance, due to the decrease chromium and nickel content material.

The surface end and fabrication practice can have a significant effect. This group contains 12% to 16% chromium and 3 to 9% nickel, with small additions of precipitate forming elements such as aluminium, copper, niobium and titanium. They are designed to be warmth treatable to very high power, with better ductility than the martensitic grades. They are usually machined and fabricated in the delicate, resolution annealed situation, then tempered up to the required combination of power, ductility and toughness. Because the chromium content is restricted, a lot of the precipitation hardening grades have comparable corrosion resistance to 304. Most purposes are within the aerospace and other high-know-how industries, and in boat shafting. It has glorious resistance to oxidation and excellent strength at elevated temperatures.

This is actually corrosion of the steel from the device and never the parent metal. Sometimes the crevice on the embedded particle of metal from the slicing device or its corrosion merchandise could cause an attack of the part itself. Upon specification, Stainless Steel 410 may be delivered in a hardened, but still machinable state for uses A240-304 stainless steel plates the place reasonable corrosion resistance and excessive vitality are required. Stainless Steel 410 reaches most corrosion resistance when hardened, tempered, and polished. It may be welded utilizing the most common welding strategies, sizzling labored between 2000° F and 2200° F, along with chilly-shaped and annealed.

type 304 stainless cutting parts

445M2 has a minimum of the corrosion resistance of grade 316, and is increasingly replacing 316 in sheet metallic purposes. Many customers of 445M2 make important financial savings from the benefit of fabrication of 445M2, which is ferritic and provides much less tool & machine put on than 316. Better high quality merchandise, with crisper, neater bends and less thermal distortion of panels are additionally achievable with 445M2. New generation general-objective ferritic grade AWM 404GP® can be used to exchange the workhorse austenitic grade 304 in most functions. It is a corrosion resistant ferritic chrome steel with glorious power, toughness, fabrication characteristics and weldability. The basic corrosion resistance of AWM 404GP® is at least pretty much as good as grade 304, with better resistance to atmospheric corrosion, stress corrosion cracking and sensitization to intergranular corrosion. The corrosion resistance of stainless steels principally depends on their content material of the alloying parts chromium and molybdenum, plus a couple of different components, relying on the particular application.

perbedaan stainless steel 304 dan 316

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.

ss 304 coil price

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However, the carbon is detrimental when welding and these grades are troublesome to weld. The ductility of those grades is limited and they don’t seem to be cold labored. In the warmth handled condition, this group of stainless steels present a useful combination of corrosion resistance and mechanical properties that qualify them for a variety of application.

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.

Nitronic alloys cut back the tendency to gall through selective alloying with manganese and nitrogen. In addition, threaded joints could also be lubricated to stop galling. Prosaic Steel provides stainless steel in all kinds of grades and aesthetic finishes. There are many options available – for example adding carbon in the course of the forming process will make the stainless-steel extra sturdy and stronger too. Machining Advisor Pro is a cutting edge useful resource designed to exactly calculate running parameters for top performance Helical Solutions end mills in supplies like stainless steel, aluminum, and far more.

Common ferritic grades embody 18Cr-2Mo, 26Cr-1Mo, 29Cr-4Mo, and 29Cr-4Mo-2Ni. These alloys can be degraded by the presence of σ chromium, an intermetallic part which can precipitate upon welding. YG or Yw sort instruments are usually used for processing, especially for processing austenitic stainless-steel. YT sort cemented carbide should be prevented, as a result of titanium Ti in stainless-steel and Ti in YT type cemented carbide produce affinity, leading to cold welding.

aisi 304cu

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

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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Small additions of cerium and yttrium increase the adhesion of the oxide layer on the floor. The properties of duplex stainless steels are achieved with an overall lower alloy content than related-performing tremendous-austenitic grades, making their use value-efficient for a lot of purposes. The pulp and paper business was one of many first to extensively use duplex stainless steel. Today, the oil and fuel industry is the biggest person and has pushed for more corrosion resistant grades, leading to the development of tremendous duplex and hyper duplex grades. More lately, the inexpensive (and slightly much less corrosion-resistant) lean duplex has been developed, mainly for structural functions in building and construction and within the water industry. Ferritic stainless steels possess a ferrite microstructure like carbon steel, which is a physique-centered cubic crystal structure, and contain between 10.5% and 27% chromium with very little or no nickel.

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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

type 304 stainless cutting parts
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