ASTM A240 304L stainless steel plate tubing specification Manufacturer

gangsteel supply astm a240 304l Stainless steel plate thickness 1mm to 300mm. the max width 2800mm. We also provide laserjet and water jet cutting for stainless astm a240 304l,astm a240 type 304l.a240 304l material cutting parts,a240-304 machine parts,a240 304 flat bar ,sa240 304l welded pipe.
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ASTM A240 304L stainless steel plate fittings Manufacturer

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304 grades have excellent low temperature properties and reply nicely to hardening by chilly working. 304 stainless steel plate grades have good welding characteristics and post weld annealing is not normally required to restore efficiency. 304 SS plates have glorious corrosion resistance in quite a lot of completely different media. Typical specs for 304 and 304L ss plates are ASTM A-240, ASME SA -240 and A666. The low carbon content limits the formation of dangerous carbides to such an extent that this grade could also be safely used for many operations of welded building, and where the service temperature is restricted to 800° F. It is non-magnetic within the annealed condition and never hardenable by heat remedy.

ASTM A240 304L Stainless steel plates

  1. What is ASTM A240 304L Stainless steel grade?

304L stainless steel is a universal stainless-steel material.
Grade of 304L stainless steel:
The old standard JB / T 4237-1992 corresponds to 00Cr19Ni10
New standard GB / T 20878-2007 grade and chemical composition of stainless steel and heat resistant steel
And GB 24511 2009 stainless steel plate and strip for equipment
Corresponding to 022cr19ni10, its carbon content is about 0.03%
The unified digital code s30403 is different from s30408 of 304

  1. What is Stainless steel ASTM a240 304l chemical composition and astm a240 304l mechanical properties

of chemical composition% of 304L stainless steel
Carbon C: ≤ 0.03,
Silicon Si: ≤ 1.0,
Mn: ≤ 2.0,
Cr: 18.0-20.0,
Ni: 9.0-12.0,
Sulfur s: ≤ 0.03,
Phosphorus P: ≤ 0.045;
mechanical property
The mechanical properties of 304L stainless steel are as follows
Yield strength (n / mm2) ≥ 205
Tensile strength ≥ 520
Elongation (%) ≥ 40
HB ≤ 187 HRB ≤ 90 HV ≤ 200
The stainless steel rods
The stainless steel rods
The density was 7.93 g · cm-3
Specific heat C (20 ℃) 0.502 J · (g · C) – 1
Thermal λ / w (m ·℃) – 1 (at the following temperature / ℃)
20 100 500
12.1 16.3 21.4
Linear expansion coefficient α / (10-6 / ℃) (between the following temperatures / ℃)
20~100 20~200 20~300 20~400
16.0 16.8 17.5 18.1
The resistivity is 0.73 Ω· mm2 · M-1
Melting point 1398 ~ 1420 ℃


ASME SA240 304 Mechanical Strength




Hardness, max

A240 304L

Min Mpa


Min  %


Rockwell B













Plate Grade

The Element Maximum (%)








ASTM A240 304L






















  1. What is astm a240 304l density?

Steel Grade










What is astm a240 specification other grade?

    • 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).
    • 301 stainless steel presents obvious work hardening phenomenon during deformation, which is used in various occasions requiring higher strength.
    • 302 stainless steel is essentially a variety of 304 stainless steel with higher carbon content, which can obtain higher strength by cold rolling.
    • 302B is a kind of stainless steel with high silicon content, which has high oxidation resistance at high temperature.
    • 303se and 303se are free cutting stainless steels containing sulfur and selenium respectively, which are mainly used in the occasions requiring easy cutting and high surface finish. 303se stainless steel is also used to make machine parts requiring hot upsetting because it has good hot workability under such conditions.
    • 304L is a variant of 304 stainless steel with low carbon content, which is used for welding. The lower carbon content makes the carbides precipitated in the heat affected zone near the weld to a minimum, and the precipitation of carbides may cause intergranular corrosion (welding corrosion) of stainless steel in some environments.
    • 304n is a kind of stainless-steel containing nitrogen. The purpose of adding nitrogen is to improve the strength of steel.
    • 305 and 384 stainless steels contain high nickel, and their work hardening rate is low, so they are suitable for various occasions with high requirements for cold formability.
    • 308 stainless steel is used for welding rod.
    • The contents of Ni and Cr in 309, 310, 314 and 330 stainless steels are relatively high in order to improve the oxidation resistance and creep strength of the steels at high temperature. However, 309S and 310S are variants of 309 and 310 stainless steels, but the difference is that the carbon content is low, so as to minimize the carbide precipitated near the weld. 330 stainless steel has high carburizing resistance and thermal shock resistance
    • Type 316 and 317 stainless steels contain molybdenum, so their pitting corrosion resistance in marine and chemical industry environments is much better than that of 304 stainless steel. Among them, type 316 stainless steel includes low carbon stainless steel 316L and high strength stainless steel containing nitrogen.
    • 316N and 316F, a free cutting stainless steel with high sulfur content.
    • 321, 347 and 348 are stainless steels stabilized with titanium, niobium plus tantalum and niobium respectively. They are suitable for welding at high temperature. 348 is a kind of stainless steel which is suitable for nuclear power industry.
    • The forging property of 304L stainless steel is poor and the deformation is difficult.

      Supply ASTM A240, 304L, 316LN, 316H, 316Ti, 309S, 310S stainless steel 
      1. Steel Grade: A240 TP201, TP202, TP304L, TP309S, TP310S, TP316L, TP321, TP405, TP430, TP630, 2205, 2507
      2. Available Size: thickness: 1-100mm, width: 500-2500mm, length: 1000-6000mm                  
      3. Delivery Condition: No.1, No.2D, No.2B
      4. Delivery Time: 3 days
      5. Payment Item: TT or L/C
      6. Trade Terms: FOB, CFR or CIF
      7. Inspection: MTC, TPI (ABS, BV, LR, TUV, SGS), PMI Test.
      If you need ASTM A240, TP304, TP316L, TP316H TP316Ti, TP309S stainless steel, please contact us freely.

    304 and 304L stainless steel plates are part of the austenitic household of chrome steel and they’re some of the versatile and extensively used sorts of stainless plate. They are a comparatively low value stainless product and used in a wide range of purposes.

    astm a240 304l properties

    ASTM A240 304L stainless steel plate chemical compatibility Manufacturer

    There can be a slight distinction in the nickel ranges within the stainless steel plate. 304 stainless-steel plate can contain up to 10.5% nickel whereas 304L can include up to 12% nitrogen. It is used extensively for home and business appliances, together with use in kitchen benches, sinks, troughs, and frying pans. 304 and 304L chrome steel plate has a wide range of application in the food processing industries as properly, together with use in tools, notably seen in beer brewing, wine making and milk processing.

    These industries demand that materials don’t launch vital portions of contaminants into the product. For instance, liquid mixing and storage tanks are readily cleaned, providing correct hygiene in meals prep as well as food and beverage handling. Commercial dishwashing detergents get rid of ninety seven% of microorganisms adhering to chrome steel surfaces. Flavor and shade are kept intact, with no impact from contact with the tank materials.

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    We offer 304L chrome steel plate in varied sizes at finest value which helps us to prove probably the greatest stockholder 304L SS Plate in India.With our expertise, we will tailor SS 304L Plates into any kind and for nearly any objective. Our production amenities are positioned in Finland, Germany, Sweden, the UK, the USA and Mexico, with a gross sales and repair heart network near our prospects worldwide. ASTM A240 Grade 304L Stainless Steel, the low carbon model of 304, does not require post-weld annealing and so is extensively utilized in heavy gauge elements . Grade 304H with its higher carbon content finds utility at elevated temperatures. The austenitic structure additionally provides these grades glorious toughness, even right down to cryogenic temperatures. Heat treating this sort of chrome steel will not result in a stronger, more sturdy product.

    ASTM A240 304L stainless steel plate tubing Manufacturer

    These are the principle differences between the 2 stainless-steel plates. They each comprise the identical quantity of manganese, silicon, phosphorus, sulfur, and nitrogen. Type 304 Stainless Steel is probably the most extensively used of the austenitic (chromium/nickel) stainless steels. In the annealed situation it is basically non-magnetic and turns into slightly magnetic with the appliance of cold work. Type 304L Stainless Steel is preferred in welding functions to exclude the formation of chromium carbides during cooling in the heat affected region of the weld. These alloys characterize a superb mixture of corrosion resistance and fabricability.

    • Type 304L can also be utilized in domestic applications specially in homes near sea so it helps to resist corrosion in moisture and salty climate.
    • Aesteiron steels raise the ASTM a240 tp 304L plates and coils in bulk quantity from the top rolling mills in India, South Korea and Japan.
    • If you’re on the lookout for Jindal make 304L stainless steel coil Aesteiron steels may give 2-3% lesser price than sellers and distributors of Jindal stainless in Mumbai provide to the purchasers.

    foil sometimes has a thickness of .03mm, though any sheet of metallic with a thickness of less than 0.2mm is taken into account a foil. Due to its ultra-low carbon content, SS304L has better corrosion resistance than SS 304. Both 304 and 304L stainless steel could be easily welded with or with out filler metallic. If necessary, the beneficial filler metal for SS304 is E308, and SS304L is E308L. Weldments that are too giant or too complex for full annealing require stress relieving, 304 weldments are simply sensitized, and intergranular corrosion or stress-assisted intergranular corrosion occurs. It is strongly beneficial to use secure stainless-steel or low carbon type , particularly for those that require lengthy-time stress reduction.

    a240 304 flat bar

    No.4 Finishis characterised by short, parallel polishing strains, which lengthen uniformly along the length of the coil. It is obtained by mechanically polishing a No. 3 end with steadily finer abrasives. Bright Annealed Finish- A easy, shiny, reflective end sometimes produced by cold rolling adopted by annealing in a protective ambiance so as to prevent oxidation and scaling throughout annealing. No. 2B- A smooth, moderately reflective chilly-rolled annealed and pickled or descaled finish usually produced by imparting a last mild cold-rolled pass using polished rolls.

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    Chromium has excessive chemical stability and might form a passivation movie on the steel floor to isolate the steel from the surface. To protect the metal plate from oxidation, and enhance the corrosion resistance of the steel plate. 304 and 304L ASTM A240 chrome steel plate is a normal 18-8 material – which means it incorporates 18% chromium and eight% nickel. 304 Stainless metal plate is among the most versatile chrome steel supplies available. Grades 304 and 304L stainless steel plate is dominant in the manufacture of stainless-steel fabrications. 304 stainless-steel plate may be braked shaped into quite a lot of elements for purposes in the industrial, architectural, and transportation sectors. With the properties that the SS 304L Sheet holds, they’re transferring by way of totally different quality testing.

    SS 304 plates carry out as non-magnetic materials in annealed conditions and appropriate alloy to make nut- bolts for pumps and motors. Aesteiron steels lift the ASTM a240 tp 304L plates and coils in bulk quantity from the top rolling mills in India, South Korea and Japan. If you might be on the lookout for Jindal make 304L stainless-steel coil Aesteiron steels can give 2-3% lesser value than sellers and distributors of Jindal stainless in Mumbai supply A240 SS304L steel plate MILL to the customers. Type 304L is also utilized in home functions specially in houses near sea so it helps to withstand corrosion in moisture and salty local weather. Aesteiron Steels is named a one of the largest stockist and provider of Stainless steel Sheets and Plates we inventory over 800 ton stock in grades like 304/ 304L/ 316/ 316L/ 310/ 321/ 317L and 904L.

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