ASTM A240 TP304H Stainless Steel Textured Plate

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 2mm to 300mm at Origin China. We are the large stainless material factory in China.

304h welded pipes

This development was the beginning of a family of alloys which has enabled the advancement and growth of processing and power generating techniques upon which our technological society relies. Subsequently several essential sub-categories of stainless steels have been developed. The sub-categories are austenitic, martens tic, ferritic, duplex, precipitation hardening and tremendous alloys. Gangsteel produce ASTM A Stainless steel plates, S30400, A240 Type 304 Stainless steel slicing elements by slicing, laser slicing and cnc chopping.

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stainless steel 304 vs 304h

It contains between sixteen and 24 % chromium and as much as 35 percent nickel, in addition to small quantities of carbon and manganese. The key difference is the addition of molybdenum, an alloy which drastically enhances corrosion resistance, particularly for more saline or chloride-uncovered environments. The dimensional tolerances are grouped by producing technique chilly rolled or scorching rolled, with or with out coiling, slender width beneath 610 mm or wide width over 610 mm, here main normal tolerances specified as ASTM A480 specification.

How can you tell if a 304 grade is stainless steel?

Place a drop of solution on standard grades 304 and 316 samples. 4. Presence of Mo in the steel can be confirmed by the darkening of the yellow drop in 2 to 4 min.

It manufactures and supplied the huge range of this sort of sheet and plates brands. 304 is a kind of universal stainless steel, which is widely used to make equipment and parts with good comprehensive performance . In order to maintain the inherent corrosion resistance of stainless-steel, the steel should include greater than 18% chromium and greater than eight% nickel. Stainless steel, also called inox steel is defined as a metal alloy with a minimal of 10.5 or 11% chromium content material by mass. Stainless metal doesn’t stain, corrode, or rust as easily as ordinary metal.It is also known as corrosion-resistant steel or CRES when the alloy kind and grade are not detailed, significantly in the aviation business. Stainless metal plate & sheet have varied finishes situation to go well with utility, there are major surface finishes under, these finishes may be obtained by cold rolling or hot rolling producing methodology. Yes, it is potential to buy twin certified stainless steel plate in grades 304 and 304H.


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 common 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 point 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 (%)










Our manufactured Stainless Steel Sheet and Plates don’t get a stain, corrode or rust simply as in comparison with normal carbon steel. SS 304 Foil is a really skinny sheet of Stainless Steel that has been hammered or rolled flat.

There are completely different grades and floor finishes of stainless steel to go well with the surroundings to which the fabric will be subjected in its lifetime. ASTM A240 Type 316 is the second-commonest stainless steel subsequent to 304. Stainless Steel Sheet Type 316 typically contains sixteen% chromium and 10% nickel, with the addition of molybdenum usually ranging from 2-3%. Molybdenum increases corrosion resistance, significantly in opposition to chlorides and different industrial solvents. While there could also be a difference between the chemical compositions of SA 240 sort 316L Perforated Sheet and 304, their mechanical properties are related. ASTM A240 Grade 316 Chequered Plate is often utilized in many industrial functions involving processing chemical compounds, as well as excessive-saline environments corresponding to coastal regions and out of doors areas where de-icing salts are common.

sa 240 304h

tp304h stainless steel

This Galvanized Steel 10WG PATTERNED FINISH is probably the most commonly used steels and offer good formability, high ductility and good influence toughness. Our Mild Steel 11PS PATTERNED FINISH has, in general, the most effective resistance of any of the copper alloys to impingement assault and to corrosion from most acids and waters. Pitting resistance equal numbers are a theoretical means of evaluating the pitting corrosion resistance of varied forms of stainless steels, based A240 SS304H Stainless factory on their chemical compositions. In common, the upper PREN-worth, the extra resistant is the chrome steel to localized pitting corrosion by chloride. The elements which have a significant influence are chromium, molybdenum and nitrogen. We can supply varied worth added services such as cut-to-size, sharpening, bending, rolling, shearing, handbook or automated punching & forming, and welding (MIG, TIG & spot welding).

What are the 5 types of stainless steel?

There are a number of grades to choose from, but all stainless steels can be divided into five basic categories:Austenitic.
Precipitation hardening.

SS 304 Foils can be produced from any type of steel, though probably the most generally discovered foils are aluminum foil and gold foil. Aluminum foil usually has a thickness of .03mm, though any sheet of metallic with a thickness of lower than 0.2mm is considered a foil. 304H stainless-steel plate is composed of between 0.04% and 0.10% carbon. 304H stainless steel plate can also be comprised of at most 0.75% silicon, 2.00% manganese and 0.045% phosphorous. Also contained in 304H stainless steel plate is 0.030% sulfur, between 8.00% and 10.5% nickel and no more than 0.10% nitrogen. Competitive or Lowest Prices for Stainless Steel 304H Plates – At Asiamet, we are dedicated to supply our customers with lowest potential prices for stainless-steel 304H sheets. There is a secondary market that recycles usable scrap for many stainless-steel markets.

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Because of their application space the “L” grades are most in plate and pipe, however usually also in spherical bar. In the absence of heavy section welding, or of excessive temperature exposure, the corrosion resistances of the standard and “L” grades are usually identical. Stainless steel plate is sometimes called “corrosion-resistant metal” – it doesn’t stain, corrode or rust as simply as regular carbon steel. It differs considerably from standard carbon metal due to the amount of chromium present, which limits surface corrosion not like carbon metal which will rust when uncovered to air and any moisture within the ambiance.

  • We can provide stainless steel in coils, sheets, plates and bars and ship the material worldwide.
  • Asteiron supplies stainless-steel in all kinds of grades and aesthetic finishes.
  • However, stainless steel plates are typically scorching rolled annealed and pickled with No. 1 mill end, which is not suitable to process further to obtain matte or mirror finish.
  • Stainless steel sheets are typically out there in chilly rolled type, with primary 2B finish, which is suitable for further processing in machines to acquire various finishes.

The slightly larger price level of 316 is well worth it in areas with high chloride publicity, especially the coast and heavily salted roadways. Each utility for chrome steel has its own unique demands, and needs a stainless-steel that’s as much as the task. When these merchandise are at finished state, our expert team members are performing various kinds of exams to examine the power and efficiency of merchandise. If any changes are required, they are doing it for the better performance . After this, we ship it to the transportation unit for packaging and delivering it to our reliable customers. We at all times prefer standard packaging material for packing ASTM A240 Stainless Steel Sheets and Plates and providing on-time delivery to our customers with none harm.

304h stainless steel fittings

stainless 304h properties

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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 Stain Finish Stainless Steel 304H Plate
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