Types And Grades Of Steel Plate

We produce ASTM/ASME Grade 304, Grade 304L,304h, 316, 316L, 316H, 316TI, 321, 321H, 309S, 309H, 310S, 310H, 410S, 2205, 904L, 2507, 254, gh3030, 625, 253MA, S30815, 317L, Type 317, 316lN, 8020, 800, 800H, C276, S32304 and others special requirement stainless steel grade.

a240 tp304

While the semi-austenitic precipitation-hardenable stainless steels have been primarily designed as a sheet and strip product, they’ve discovered many purposes in other product forms. Developed primarily as aerospace materials, many of these steels are gaining industrial acceptance as really cost-efficient materials in many . Austenitic grades are those alloys which are commonly in use for stainless applications. The most common austenitic alloys are iron-chromium-nickel steels and are widely known as the 300 sequence. The austenitic stainless steels, because of their excessive chromium and nickel content, are essentially the most corrosion resistant of the stainless group offering unusually fine mechanical properties.

The austenitic precipitation-hardenable alloys have, to a big extent, been replaced by the more refined and higher strength superalloys. The martensitic precipitation-hardenable stainless steels are really the work horse of the household.

As an austenitic stainless-steel alloy, it has qualities such as high power, corrosion resistance, and high concentrations of chromium and nickel. The alloy has a tensile strength of 579 MPa (eighty four ksi) and a maximum use temperature of around 800˚C (1,472˚F). The time period ‘corrosion resistant steel’ is used when the alloy has lower than the 12% minimal of chromium, for example within the aviation industry. There are completely different grades and floor finishes of stainless-steel, relying on the place will probably be used. Stainless steels have the next resistance to oxidation (rust) and corrosion in many and man-made environments; however, it is important to select the right sort of stainless-steel for the use.

Astm A240 Specification

  • Precipitation hardening grades, as a , offer the designer a novel mixture of fabricability, strength, ease of heat therapy, and corrosion resistance not found in some other class of fabric.
  • ASTM A240 specification covers stainless-steel plates, and strips for pressure vessels and general functions.
  • This specification covers chemical composition and mechanical properties for various grades of ferritic, austenitic, martensitic, duplex, tremendous duplex and excessive moly steel alloys.

Length: 2000mm, 2438mm,2500mm,3000mm,6000mm,or required

Our stainless production range

Precipitation hardening grades, as a class, supply the designer a singular combination of fabricability, strength, ease of warmth therapy, and corrosion resistance not present in any other class of material. These grades include 17Cr-4Ni (17-4PH) and 15Cr-5Ni (15-5PH).

ASTM A240 Grade 304 is instantly brake or roll fashioned into quite a lot of components for functions within the industrial, architectural, and transportation fields. Post-weld annealing is not required when welding thin sections. The Alloys 304, 304L, and 304H austenitic stainless steels provide helpful resistance to corrosion on a variety of reasonably oxidizing to reasonably decreasing environments. The alloys are used widely in gear and for processing and dealing with of food, drinks, and dairy products. Heat exchangers, piping, tanks, and different course of tools in contact with recent water additionally utilize these alloys.

Used broadly where corrosion just isn’t severe (air, water, some chemicals, and meals acids. Typical applications embrace highly confused elements needing the mix of power and corrosion resistance corresponding to fasteners. Due to the addition of molybdenum, grade 316 stainless-steel is extra corrosion resistant than comparable alloys, similar to 304 stainless steel. This reduces pitting from chemical environments and permits grade 316 stainless steel for use in highly acidic and caustic environments that might in any other case eat away at the steel. For instance, grade 316 stainless-steel can stand up to caustic solutions and corrosive applications similar to vapor degreasing or many other parts cleaning processes.

Astm A240 Grade 304/304l Stainless Steel Plates And Sheets

SS 304 Stainless Steel Plate packing will be based on worldwide in bundles strapped by strips then into containers to keep away from any injury. Minimum mechanical properties for annealed Alloys 304 and 304L austenitic stainless-steel plate as required by ASTM specs A240 and ASME specification SA-240 are proven below. Straight grades of austenitic stainless steels have a most content material of 0.08 percent. Low carbon grades or “L” grades include a maximum carbon content material of 0.03 p.c to be able to keep away from carbide precipitation.

We have thousands tons stock of stainless steel sheet and coil with various size and grade,mainly include austenitic stainless steel, martens stainless steel (including precipitation hardened stainless steel sheet & coil), ferritic stainless steel, and duplex stainless steel.

Characteristics of Stainless Steel Sheet and Plate:
High corrosion resistance
High strength
High toughness and impact resistance
Temperature resistance
High workability, including machining, stamping, fabricating and welding
Smooth surface finish that can be easily clean

a240 tp304
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