Stainless Steel 321 Sheet / Chequered Plate

Stainless Steel 321 Perforated Sheet, SS UNS S32100 Sheets Suppliers, Stainless Steel 321 Plates, SS 321 Chequered Plate / Perforated Sheet, Stainless Steel 321 Plates Manufacturing, SS 321 Sheets, SS 321 Sheet Suppliers, Plate Supplier & Exporter in Mumbai India.

Alpha Overseas(AOS) manufactures and trades SS 321 Perforated Sheet / Chequered, which is steadied in opposition to Cr carbide creation by the accumulation of titanium. The confrontation to sensitization of these SS 321 Chequered Plates, attached by means of its advanced potency at soaring temp makes it appropriate in uses where Alloy 304 will turn into sensitized, or where Alloy 304L has inadequate hot potency. The fuse parts in our SS 321 Shim Sheets, by means of heats up to 930 Deg F – 1470 Deg F, are generally termed carbide precipitation region – in which Cr syndicates by means of Carbon and causes Cr carbides at grain boundaries meaningfully plummeting erosion confrontation of alloy in this region. Considered by soaring erosion confrontation in wide - ranging distinctive eroding atmospheres, these Stainless Steel 321 Chequered Plates displays outstanding confrontation to most rusting agents, dyestuffs, disinfecting results, all-purpose goods, most carbon-based chemicals and above a widespread range of inert chemicals, as well nitric acid, condensation incineration gases, blistering petroleum gases, and also to a reduced amount of sulphuric acid.

Stainless Steel 321 Perforated Sheet
Stainless Steel 321 Perforated Sheet
SS 321 Chequered Plate
SS 321 Chequered Plate

Stainless Steel 321 Chequered Plate Suppliers, SS DIN 1.4541 Perforated Sheets Manufacturing, ASTM A240 SS Chequered Plates Manufacturer, Stainless Steel 321 Sheets Suppliers, Plates, SS 321 Plates, Sheets Manufacturer & Stockist in Mumbai, India.

Our Stainless Steel 321 Shim Sheets are utilized for the reason that they are being not subtle to inter - granular erosion post reheating in carbide precipitation array of 425 Deg C – 850 Deg C. Titanium addition in this 321 Stainless Steel Perforated Sheet is being made to eliminate or reduce Cr carbide precipitation - causing from fusing or acquaintance to soaring heats.


ASTM A240 SS Perforated Sheet, Chequered Plate Specification :

Specifications : ASTM A240 / ASME SA240

Dimensions : ASTM, ASME and API

Size : 1000 mm x 2000mm, 1220mm x 2440mm, 4' x 8', 1250mm x 2500mm, 1500mm x 3000mm to 6000mm, 2000mm x 4000mm to 6000mm

Range : 5mm To 150mm

Condition : Cold Drawn & Polished Cold Drawn, Centreless Ground & Polished

Hardness : Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc.

Thickness : 4.0mm - 100mm

End : Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated)


SS 321 Perforated Sheet Equivalent Grades

SS 321 1.4541 S32100


Stainless Steel 321 Chequered Plate Chemical Composition

Element Ni C Mn P S Si Cr
SS 321 9.00 – 12.00 0.08 2.00 0.045 0.030 1.00 17.0-19.0


SS Sheet, Plate Mechanical & Physical Properties

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
SS 321 8.0 g/cm3 1454 °C (2650 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 40 %

Testings (Destructive, Non Destructive):
  • Positive Material Identification - PMI Testing
  • Chemical Analysis - Spectro Analysis
  • Mechanical Testing Such as Tensile, Elongation
  • Micro Test
  • Macro Test
  • Hardness Test
  • Pitting Resistance Test
  • Intergranular Corrosion (IGC) Test
  • Flaring Test
  • Flattening Test
  • Hydrostatic Test
  • Hydrogen-Induced Cracking (HIC) Test, NACE TM0284
  • Sulfide Stress Corrosion Cracking (SSC), NACE TM 0177
  • Radiography Test
  • Dye Penetrant Test (DP Test)
  • Ultra Sonic Test (UT)
  • Eddy Current Testing
  • Impact Test
  • Bend Test


  • We understand the importance of packaging specially in case of international shipments as the consignment has to go through a number of channels to reach the final destination, thus we take proper care of packing.
  • We pack our goods in a various ways depending on the products. The different ways in which our products are packed are:
    • Shrink-wrapped
    • Wooden Boxes
    • Wooden Pallets
    • Wooden Crates
    • Carton boxes


  • All our products will have complete marking details which are co-related to the test certificates we supply.
  • In case of orders for cut piece of Pipes, Sheets or Round Bars, the marking is transferred from the product from which it is cut. In such cases we provide Letter confirming the marking transfer and picture of the product from which it is cut.


Delivery Time:
  • If the items are available in stock, we take 2 days from the date of receipt of advance payment to clear the shipment and send it to port.
  • And in-case the items are not availabe in stock, the time taken for manufacturing depends on the size, quantity and grade.
  • However we can claim the fact that we can compete with anyone in India on Delivery time and most of the time our production time is the least.
  • We have tied up with strong logistic partners in India which can undertake any type of shipping activites and make sure that there is no delay in shipment.


  • We welcome stage wise inspection, final stage inspection from any of your representative or third party inspection agencies.
  • We regularly have inspections ongoing at our premises from internationally acclaimed Inspection Agencies such as TUV, Llyods, BVIS, SGS, DNV etc.


  • Furnaces (piping, doors, burners, fans and recuperators)
  • Components (Cryogenic)
  • Industries processing food
  • Bed Furnaces (Fluidized) suc as grids, wind boxes, piping, coal combustors
  • Stainless Steel 321 is used in smelter and steel melting equipment, continuous casting equipment in Steel Plants and Ore Processing Plants
  • Petroleum and Petrochemical refineries for catalytic recovery systems, flares, recuperators, tube hangers
  • Stainless Steel 321 is used in Power Generation for coal gasifier internals, pulverized coal burners, tube hangers
  • Sintering/Cement Plants – burner shields, burners, wind boxes feeding and discharging systems
  • Thermal Process Plants for annealing covers and boxes, burner grids, doors, fans, muffles and retorts, recuperators, walking beams

Other Related Products
Other Types Of SS Sheets, Plates
  • SS 321 Sheet
  • Stainless Steel 321 Plate
  • SS DIN 1.4541 Perforated Sheet Suppliers at UAE
  • SS UNS S32100 Chequered Plates
  • 321 Stainless Steel Plate Suppliers
  • 321 Stainless Steel Perforated Sheet
  • SS 321 Steel Sheets, Plates
  • Stainless Steel 321 Plates
  • SS 321 Sheets Stockist
  • Stainless Steel 321 Plate
  • Stainless UNS S32100 Sheets, Plates
  • SS 321 Chequered Plates Exporter
  • ASTM A240 SS 321 Perforated Sheet
  • ASME A240 Stainless Steel Plates Suppliers at Netherland

Approved manufacturer of
Sabic approved Stainless Steel 321 Perforated Sheet
KNPC approved SS 321 Sheets
Williamson approved SS 321 Steel Perforated Sheet
MARAFIQ approved Stainless Steel 321 Chequered Plates
Magnetrol approved SS 321 Sheet, Plate
QATARGAS approved 321 Stainless Steel Perforated Sheet
ONGC approved Stainless Steel 321 Plates, Sheets
FW approved Stainless Steel 321 Perforated Sheet
IBR approved SS 321 Perforated Sheet
Alba approved Stainless Steel 321 Plate
Kuwait Oil Company approved 321 Perforated Sheet
Egyptian General Petroleum Corporation approved Stainless Steel 321 Chequered Plates
Industry We Serve
Stainless Steel 321 Chequered Plates in Petrochemical Industry
Perforated Sheet in Oil & Gas Industry
ASTM A240 Stainless Steel 321 Plate in Power Plant
ASTM A240 Stainless Steel 321 Sheet in Pharmaceuticals Industry
321 SS Sheet, Plate in Chemicals Industry
SS 321 Sheets in Defence Industry
321 Stainless Steel Sheets, Plates in Food and Beverages Industry
SS 321 Chequered Plates in Sugar Industry
Stainless Steel 321 Perforated Sheet in Paper Industry
321 Stainless Chequered Plates in Cement Industry
321 Plates Industry at Sri Lanka
Perforated Sheet, Chequered Plate in Mining Industry

We Supply Our Stainless Steel 321 Perforated Sheet Chequered in Countries like


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