Alloy 20 Perforated Sheet, Chequered Plates

Alloy 20 Chequered Plate, Alloy UNS N08020 Perforated Sheets Manufacturing at Oman, Alloy 20 Chequered Plates Suppling at Tunisia, Alloy 20 Perforated Sheet, Alloy 20 Sheet Suppling at Italy, Alloy 20 Plate Exporter & Supplier in Mumbai, India.

Alpha Overseas is one of the distinguished manufacturers that offer Alloy 20 Perforated Sheets, which is austenitic nickel – Iron – chromium based steel by means of having accompaniments of molybdenum and copper. Greater finishes in these UNS N08020 Perforated Sheets may perhaps be acquired by utilizing set - up and procedure feeds and speeds usually working in austenitic alloys. Our DIN 2.4660 Perforated Sheets has outstanding confrontation to hot sulphuric acid and resilient to inter - granular erosion in the as - welded form. These UNS N08020 Chequered Plates can be made-up to form: Mixing Tanks, Heat Exchangers, Pickling and Process Piping Machinery. Confrontation to sulphuric acid is chiefly excellent but our Carpenter 20 Chequered Plates displays valuable confrontation in phosphoric and nitric acid along with in chloride atmospheres. Even though initially considered for its usage in sulphuric acid associated productions, these Carpenter 20 Perforated Sheets is at present a general select for an extensive range of productions counting the plastics, chemical, food and pharmaceutical industries.

Alloy 20 Perforated Sheet
Alloy 20 Perforated Sheet
Alloy 20 Chequered Plate
Alloy 20 Chequered Plate

ASTM B463 Alloy 20 Sheets, Plates Manufacturing at Morocco, Alloy 20 DIN 2.4660 Plates Suppling at Philippines, ASME SB366 Alloy Sheets Manufacturer, Carpenter 20 Perforated Sheet Suppling at Austria, Carpenter 20 Chequered Plate Manufacturer & Stockist in Mumbai, India.

Our Alloy 20 Chequered Plates is generally selected to resolve SCC issues that may perhaps happen by means of SS 316L. In chemical progression marketplace, prime uses of these Alloy 20 Perforated Sheets are in phosphoric, nitric and sulphuric acid atmospheres. The nickel, copper chromium and molybdenum content of our Alloy 20 Chequered Plates underwrite to its general confrontation to chloride on SCC and wide - ranging pitting attack.


Alloy 20 Perforated Sheet Specification :

Specifications : ASTM B463 / ASME SB463

Size : 15NB to 150NB In

Dimensions : ASTM, ASME and API

Size : 15NB to 150NB In

Thickness : 0.3 mm to 120mm

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

Form : Coils, Foils, Rolls, Plain Sheet, Strip, Flats, Blank (Circle), Ring (Flange) etc

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


Alloy 20 Chequered Plate Equivalent Grades

Alloy 20 2.4660 N08020 Z2NCUD31-20AZ NiCr20CuMo


Alloy 20 Perforated Sheet Chemical Composition

Element Ni C Mn P S Si Cr Nb Mo Cu
Alloy 20 32 - 38 0.02 max 1 - 2 0.02 max 0.005 max 0.7 max 19 - 21 0.1 - 0.3 2 - 3 3 - 4


Alloy 20 Perforated Sheet/Chequered Plate Mechanical & Physical Properties

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Alloy 20 8.1 g/cm3 1443 °C (2430 °F) Psi -80,000, MPa -551 Psi - 35,000, MPa - 241 30 %

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
  • Alloy 20 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
  • Alloy 20 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 Types Of Alloy 20 Chequered Plate / Perforated Sheet
  • ASTM B463 Alloy 20 Plates
  • Alloy 20 Sheets
  • Alloy 20 Sheets, Plates Suppliers
  • Alloy UNS N08020 Chequered Plates
  • ASME SB463 Alloy Plate, Sheet Suppliers at Tunisia
  • Alloy 20 Perforated Sheet
  • Alloy 20 Sheet
  • Alloy 20 Chequered Plates
  • Alloy 20 Chequered Plate
  • Alloy 20 Perforated Sheet
  • Carpenter 20 Sheet
  • Carpenter 20 Plates
  • Alloy DIN 2.4660 Sheet, Plates Exporter at Germany
  • ASTM B463 Alloy 20 Chequered Plate Outlets
  • Alloy 20 Perforated Sheet Suppliers
  • Alloy 20 Sheets Suppliers

Approved manufacturer of
Sabic approved Alloy 20 Perforated Sheet
KNPC approved Alloy 20 Chequered Plates
Williamson approved Alloy 20 Plate
MARAFIQ approved ASTM B463 Alloy 20 Plates
Magnetrol approved Alloy 20 Sheets
QATARGAS approved Alloy 20 Plates Outlets
ONGC approved Alloy 20 Perforated Sheets
FW approved ASTM B366 Alloy 20 Chequered Plate
IBR approved Alloy 20 DIN 2.4660 Sheet
Alba approved ASTM B463 Alloy 20 Plate
Kuwait Oil Company approved Alloy 20 Perforated Sheets
Egyptian General Petroleum Corporation approved Alloy 20 Sheet
Industry We Serve
Alloy 20 Plates in Petrochemical Industry
Alloy UNS N08020 Perforated Sheets in Oil & Gas Industry
Alloy 20 Plates in Power Plant at Tanzania
Alloy 20 Chequered Plate in Pharmaceuticals Industry
Carpenter 20 Plates in Chemicals Industry
Carpenter 20 Perforated Sheets in Defence Industry
Alloy 20 Chequered Plate in Food and Beverages Industry
ASTM B463 Alloy 20 Plates in Sugar Industry
Incoloy Alloy 20 Sheets in Paper Industry at Albania
Alloy UNS N08020 Plates in Cement Industry
Alloy 20 DIN 2.4660 Chequered Plate Dairy Industry
Alloy 20 Perforated Sheets in Mining Industry

We Supply Our Alloy 20 Perforated Sheet in Countries like


We are Exports in Exporting Alloy 20 Chequered Plate worldwide

We are Exporter of Alloy 20 Chequered Plates in Worldwide Such as Mongolia, Netherlands, United Kingdom, Thailand, Taiwan, Mexico, Jordan, China, Canada, Bangladesh, Macau, Mexico, Italy, Algeria, Vietnam, Brazil, Belgium, Bulgaria, South Korea, Egypt, Switzerland, Sri Lanka, Finland, Peru, Portugal, Kenya, Pakistan, Russia, Iraq, South Africa, Azerbaijan, United States, Trinidad & Tobago,Tunisia, Indonesia, Iran, Colombia, Yemen, Saudi Arabia, Libya, Estonia, Ireland, Singapore, Australia, United Arab Emirates, Romania, Namibia, Nigeria, Puerto Rico, Bolivia, Hungary, Poland, Philippines, Tibet, Poland, Angola, Denmark, Morocco, Belarus, Nepal, Chile, New Zealand, Costa Rica, Greece, France, Nigeria, Turkey, Lithuania, Norway, Chile, Japan, Kazakhstan, Ghana, Austria, Lebanon, Afghanistan, Argentina, Zimbabwe, Qatar, Sweden, India, Serbia, Gabon, Croatia, Kuwait, Hong Kong, Venezuela, Slovakia, Ecuador, Ukraine, Gambia, Germany, Spain, Bahrain, Czech Republic, Bhutan, Israel, Iran, Oman, Malaysia.

We have supplied of Carpenter 20 Perforated Sheets to following places

We are Suppliers of Carpenter 20 Perforated Sheets in India Such as Ranchi, Perth, Dammam, Colombo, Nashik, Edmonton, Karachi, Manama, Haryana, Dallas, Aberdeen, Gimhae-si, La Victoria, Toronto, Faridabad, New Delhi, Petaling Jaya, Port-of-Spain, Pimpri-Chinchwad, Singapore, Kuwait City, Madrid, Howrah, Sydney, Bengaluru, Doha, Kuala Lumpur, Dubai, Ulsan, Hanoi, Thane, Navi Mumbai, Milan, Muscat, Vadodara, Hyderabad, Noida, Ho Chi Minh City, Pune, Los Angeles, Rio de Janeiro, Jeddah, Gurgaon, Ahvaz, Santiago, Kanpur, Calgary, Atyrau, Melbourne, Surat, London, Ludhiana, Visakhapatnam, Houston, Brisbane, Vung Tau, Busan, Granada, Montreal, Seoul, Sharjah, Indore, Chandigarh, Coimbatore, Nagpur, Lagos, Secunderabad, Jakarta, Geoje-si, Chiyoda, Ernakulam, Tehran, Abu Dhabi, Ankara, Courbevoie, Thiruvananthapuram, Mumbai, Rajkot, Al Jubail, Ahmedabad, Al Khobar, Bhopal, Bangkok, Cairo, Riyadh, Istanbul, Baroda, Jamshedpur, Hong Kong, Algiers, Chennai, Moscow, Jaipur, Lahore, Kolkata, Caracas, New York, Mexico City, Bogota.