304 stainless steel fasteners

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.

jindal steel 304 price

Stainless 316 is made up of 16% chromium, 10% nickel and a pair of% molybdenum. In different words, you’ll be able to expose grade 304 alloy steel to temperatures of as much as 1,598 °F for short intervals of time with out sick impact, and for prolonged periods of time in temperatures of as much A240-304 stainless steel plates as 1,697 °F. However, this will compromise the corrosion resistance of the metallic, making it more susceptible to corrosion harm from exposure to moisture. The most on a regular basis use of stainless steel is obviously in cutlery.

Type 316 is sturdy, straightforward-to-fabricate, clean, weld and end. It is significantly more immune to options of sulfuric acid, chlorides, bromides, iodides and fatty acids at high temperature. Stainless steels containing molybdenum are required in the manufacture of certain prescribed drugs so as to keep away from extreme metallic contamination. The bottom line is that Type 316 chrome steel costs slightly extra upfront but you would save an entire lot on the back end – especially if your enclosure is going to be used outdoor. Something worth maintaining in mind when you’re designing your subsequent enclosure.

s304 steel

Both steels are durable and provide glorious resistance to corrosion and rust. 304 stainless steel is the most versatile and extensively used austenitic stainless-steel on the planet, because of its corrosion resistance. 304 stainless is also cheaper in cost in comparison with 316, another reason for its reputation and widespread use. The technical advice and recommendations made on this Product Data Sheet shouldn’t be relied or acted upon with out conducting your individual additional investigations, together with corrosion publicity exams the place wanted. Please seek the advice of current editions of requirements for design properties. Austral Wright Metals assumes no legal responsibility in reference to the data in this Product Data Sheet. Austral Wright Metals supplies a comprehensive range of stainless steels, copper alloys, nickel alloys and different excessive performance metals for challenging service conditions.

Type 304 is the fundamental chromium-nickel austentic chrome steel and has been discovered appropriate for the widest range of purposes in every kind of merchandise and architectural work. As a part of the 300 Series designation it’s composed principally of 18 p.c chromium and 8 percent nickel and is typically known as 18-8 stainless. This type is straightforward to type and fabricate with glorious resistance to corrosion. Chlorides are problematic with austenitic stainless steels like 304 as they can trigger pitting, crevice corrosion, and stress corrosion cracking. Temperatures above ambient and cycling between cold and warm temperatures can make corrosion worse as focus of chlorides as a result of evaporation can happen. The typically beneficial maximum chloride degree for 304 stainless steel is only 200 ppm . The low free chlorine ranges of typical potable water methods won’t affect austenitic stainless steels.

• Sensitization is the formation of chromium carbides alongside grain boundaries when a stainless steel is exposed to temperatures within the range of approx.
• Alloy 304 a T-300 sequence stainless-steel austenitic, which has a minimal of 18% chromium and eight% nickel.
• It is the standard “18/8 stainless” that’s commonly present in pans and cooking instruments.
• Two of the extra commonly used grades of austenitic stainless steel are grades 304 and 316.
• The carbon content of 304L is restricted to a maximum of 0.03%, which prevents sensitization during welding.
• To allow you to decide which grade is correct for your project, this weblog will examine the distinction between 304 and 316 stainless-steel.

stainless sus 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. 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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Alloy 304 is the most versatile and widely used alloy in the stainless-steel household. Ideal for all kinds of house and industrial functions, Alloy 304 exhibits excellent corrosion resistance and has a excessive ease of fabrication, outstanding formability. The austenitic stainless steels are additionally thought-about to be the most weldable of the high-alloy steels and could be welded by all fusion and resistance welding processes. Another in style high-performing alloy, grade 304 stainless steel is a durable materials by way of tensile power, durability, corrosion, and oxidation resistance. The melting level of stainless-steel 304 is reached at temperatures ranging between 2,550 °F – 2,650 °F (1399 °C – 1454 °C).

304 stainless steel is the commonest form of stainless steel used around the world due to glorious corrosion resistance and value.304 can stand up to corrosion from most oxidizing acids. That sturdiness makes 304 simple to sanitize, and due to this fact best for kitchen and food functions. For outside furnishings like rails and bollards, chrome steel is an ideal corrosion-resistant materials, however it’s going to solely face up to lengthy-time period publicity if the grade is appropriate for its environment. 304 is an economical and sensible selection for most environments, but it doesn’t have the chloride resistance of 316. The slightly larger worth point of 316 is well price it in areas with high chloride publicity, especially close to the ocean or by heavily salted roadways. Each software for stainless steel has unique calls for and needs a stainless steel that’s up to the task.

Type 304 accommodates just 0.08% max carbon, or almost half the 0.15% max carbon content material of Type 301. While the variations in percentages could seem minuscule, their impression on the steel’s efficiency is important. Type 301 has good drawing and forming characteristics, because of its higher carbon and decrease nickel content, making it barely cheaper to manufacture.

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.

hardness of ss 304

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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When choosing a stainless steel that must endure corrosive environments, austenitic stainless steels are usually used. Possessing glorious mechanical properties, the excessive quantities of nickel and chromium in austenitic stainless steels also present excellent corrosion resistance. Additionally, many austenitic stainless steels are weldable and formable. Two of the extra commonly used grades of austenitic stainless steel are grades 304 and 316. To allow you to decide which grade is true in your project, this weblog will look at the distinction between 304 and 316 stainless-steel.

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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