ASTM A240 ss 304h chemical composition

Gangsteel produce and export ASTM A240 304H stainless steel plate, ASTM A240 TP304H Stainless Steel No.1 Finish Plate and we supply TP304H stainless steel stock list thickness 2mm to 300mm at Origin China. We are the large stainless material factory supplier in China.

Data are typical and shouldn’t be construed as most or minimal values for specification or for final design. Data on any particular piece of material could differ from these shown herein. Prosaic Steel and Alloys India & Fabricator, Importer, Stockholder, Stainless Steel Plates ASTM A240 TP 304, premier of bulk Stainless Steel Plates ASTM A240 TP 304. Fast supply Guaranteed for each dimension Stainless Steel Plates ASTM A240 TP 304. We would like to establish enterprise relations with reputed concern like yours. We guarantee you that you’ll definitely find in our merchandise high quality and rate most competitive at proper time with wonderful companies.

Each bundle lined with plastic for cover against extreme weather.– End of 304 Stainless Steel Plate protected by plastic Strip.– Bundles strapped with plastic strips.– Each radius of U-Bend tube separated by a separator.– Packaging record placed with box/crate. 304 Stainless Steel Plateis sleeved into plastic bag individually, items wrapped with water-proof material, bundled with nylon rope. Cleaning solutions need to be drained and stainless steel surfaces rinsed totally with fresh water. Many of those uses of chrome steel contain cleaning or sterilizing on a regular basis. Equipment is cleaned with specifically designed caustic soda, natural solvent, or acid options similar to phosphoric or sulfamic acid .

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304h stainless steel material

A temperature gradient is produced in the materials being which ranges from above the melting temperature within the molten pool to ambient temperature at far from the weld. The larger the carbon degree of the material being welded, the higher the probability that the welding thermal cycle will end result in the chromium carbide precipitation which is detrimental to corrosion resistance. To provide material at one of the best degree of corrosion resistance, low carbon material ought to be used for material put in service within the welded condition. Alternately, full annealing dissolves the chromium carbide and restores a high level of corrosion resistance to the carbon content material supplies. Unlike 304L, 304H stainless-steel plate has the next carbon content material making the stainless-steel plate more suitable to be used in purposes where elevated temperatures are current.

What is ASTM pipe?

ASTM A53 is a carbon steel alloy, used as structural steel or for low-pressure plumbing. ASTM A53 pipe is sized according to the nominal pipe size (NPS) system. It is commonly available with national pipe thread ends or with plain cut ends. It can be used for steam, water, and air conveyance.

Documentation is a very important part of the merchandise we supply, and we work continuously to boost the efficiency of the document-dealing with course of without compromising high quality of the product. Documents supplied along with the cargo embody Certificate of Origin, Material Test Certificate as per EN .1 and .2, NACE MR10103 and NACE MR0175 certified Test Certificates. Siddhagiri and Tubes is a trusted suppliers and distributor of Stainless Steel 304H Sheet Plates.

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The alloys are used broadly in tools and utensils for processing and dealing with of meals, drinks, and products. Heat exchangers, piping, tanks, and different process gear in touch with recent water additionally utilize these alloys. The time period ‘corrosion resistant steel’ is used when the alloy has less than the 12% minimal of chromium, for instance in the aviation industry. There are different A240 SS304H Stainless factory grades and surface finishes of stainless-steel, relying on where it is going to be used. Stainless steels have a better resistance to oxidation and corrosion in many pure and man-made environments; however, it is important to choose the right type of stainless steel for the use.

The addition of the extra carbon in 304H stainless steel plate greatly effects the mechanical properties of 304H stainless-steel plate. On the Brinell hardens scale, 304H stainless-steel plate has a hardness of 201 and on the Rockwell B scale, it has a hardness of 92. 304H stainless-steel plate is out there for buy at Penn Stainless Products. 304H chrome steel plate is usually stocked in thicknesses between 0.188” and 2.0”. For further sizes and questions concerning 304H stainless-steel plate, contact a Penn Stainless group for help. 304H Stainless Steel is readily welded by a full vary of standard welding procedures . After welding Type 304H it might be essential to totally anneal to restore the corrosion resistance misplaced by sensitization to intergranular corrosion when chromium carbides have been precipitated in the grain boundaries within the weld heat-affected zone.

304h machine part

ASTM A240 TP304H Stainless Steel Plate

It is used in cars where durability is required to pass crash testing. Steber Steelis a well-known worldwide exporter of 304 Stainless Steel Plate,Steber Steelis committed to provide each and every customer with the highest normal of customer service.

ASTM A240 TP304H Stainless Steel Flat Plate


304H stainless steel belt, SUS304H stainless steel belt, 304H stainless steel belt, 0Cr18Ni9, 304-general model; namely 18/8 stainless steel. The GB grade is 0Cr18Ni9.
Vickers hardness (HV) 370°-420° and Hardness tolerance (HV) ±20°

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a240 Type 304H widely used material.
Corrosion resistance, heat resistance, good mechanical properties, good processing performance at room temperature such as deep drawing, bending, etc., will not harden after heat treatment, can withstand general rust in the building, and can resist erosion by food processing media (but contains concentrated acid
Corrosion may occur due to high temperature and chloride components), and it can resist organic compounds, dyes and a wide variety of inorganic compounds.
ASTM A240 Stainless Steel 304H Chemical Composition



ASTM A240 Chemical Composition












Austenitic Steels










A240 Type 304L (low carbon), good resistance to nitric acid, and durable for medium temperature and concentration of sulfuric acid, widely used as liquid gas storage tanks, low temperature equipment (304N), appliances and other consumer products, kitchen equipment, hospital equipment, transportation Tools, wastewater treatment equipment.

Alloy 304 (S30400), 304L (S30403), and 304H (S30409) stainless steels are 18% chromium, 8% nickel austenitic alloys, which are the most and commonly used alloys in the stainless steel family. Because these alloys have one or more of the following properties, they can be used in various applications.
Properties include:
STM A240 TP304H Stainless Steel Plate Physical Properties


Density (kg/m3)

Elastic Modulus (GPa)

Mean Coefficient of Thermal Expansion (m/m/0C)

Thermal Conductivity (W/m.K)

Specific Heat 0-1000C (J/kg.K)

Electrical Resistivity (n.m)




at 1000C

at 5000C












A high-alloy steel A240 304h that can resist corrosion in the air or in chemically corrosive media. It has a beautiful surface and good corrosion resistance. It does not need to undergo surface treatment such as plating, but exerts its inherent surface properties. It is used in various steels.
One kind, usually called stainless steel.
High alloy steels such as 13 chromium steel and 18-chromium nickel steel are representative of performance.
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From a metallographic of view, because stainless steel contains chromium, a very thin chromium film is formed on the surface. This film isolates the intruding oxygen from the steel for corrosion resistance.

In order to maintain the inherent corrosion resistance of stainless steel, steel must contain more than 12% chromium
SS 304H Plate Equivalent grades









SS 304H



304, 304L, and 304H alloys are the most prone to stress corrosion cracking (SSC) among austenitic stainless steels because of their relatively low nickel content.
The conditions that cause stress corrosion cracking are: (1) the presence of halide ions (usually chloride), (2) residual tension, and (3) the temperature exceeds 120°F (49°C).
Cold deformation during alloy forming, stenting into tube sheet, welding operations, etc. can all cause stress.
Annealing and stress relief heat treatment after cold deformation can reduce stress, thus reducing the possibility of halide stress corrosion cracking.
In the environment that may cause intergranular corrosion, it is best to choose low-carbon 304L alloy when working under low-temperature annealing.


AASTM A240 Stainless Steel 304H Plate Mechanical Properties


Mechanical Properties for Stainless Steel Plates, Stainless Steel Sheet



Tensile Properties


Yield Strength (Mpa)

Tensile Strength (Mpa)

Elongation (%)










The 18-8 stainless steels, principally Alloys 304, 304L, and 304H, can be found in a wide range of product forms together with sheet, strip, and plate. The alloys are lined by quite a lot of specs and codes relating to, or regulating, building or use of equipment manufactured from these alloys for specific conditions. Food and beverage, sanitary, cryogenic, and strain-containing functions are examples.

304h stainless steel data sheet

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  • The 18-8 stainless steels, principally Alloys 304, 304L, and 304H, can be found in a wide range of product forms together with sheet, strip, and plate.
  • For chrome steel sections that are welded heavily, post-weld annealing could also be necessary to provide maximum corrosive resistance.
  • Easy online ordering for the ones who get it done together with 24/7 customer support, free technical assist & extra.ASTM A240 TP304, SS 304 Plate Supplier, Grade 304 Sheet ASTM A stainlessASTM A PDF ASTM A240 Type 304 PDF.
  • R Pipe Overseas is considered one of Indias leading producers of high quality Stainless Steel 304 Plate which discover software throughout diverse sectors.We provide qualitative these SS 304 Plates in numerous dimensions and shapes which are being designed as per the national and worldwide standard quality of raw materials.

Prosaic Steel and Alloys is a well known worldwide exporter of ASTM A240 TP 304 Stainless Steel Plates and Sheets, Prosaic Steel and Alloys is dedicated to provide each and every buyer with the highest normal of customer support. We deals in ASTM A240 TP 304 Stainless Steel Plates and Sheets in India & Overseas, offering a variety of ASTM A240 TP 304 Stainless Steel Plates and Sheet. Our MILLprovide tools to examine width, size, thickness, and factor before delivery for our buyer. We promise No large tolerance, No faux materials, Better Service, Competitive value. Our gangsteel may present equipment to verify width, length, thickness, and factor before delivery for our customer.

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Gangsteel mainly products are 304h Square tube,304h stainless,304h Rectangular tube,304h seamless pipes,304h seamless tubes,304h welded pipes,304h angle bar,304h H Beam,304h channel beam,304h round bar ,304h cutting part,304h machine part,304H CNC cutting parts,304H water jet cutting parts,304H laser cutting parts and stainless steel 304h. If you have requirement, please contact us by email

ASTM A240 what is 304h stainless steel
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