Alpha Overseas(AOS) is recognised as a supplier of Duplex Steel S31803 / S32205 Perforated Sheet, which finds its uses because of both outstanding erosion resistance and soaring potency. Duplex Steel UNS S31803 Perforated Sheets covers superior amounts of chromium in association by means of other alloy and therefore has excellent erosion resistance. Duplex Stainless Steel UNS S32205 Sheets has extremely first – rate confrontation to restricted weathering and SCC in grouping by means of elevated mechanical potency. This grouping permits UNS S31803 Duplex Steel Sheets to be sturdier and rougher than usual austenitic alloys. Duplex Steel S32205 Sheets merges excellent mechanical potency and ductility by means of having modest to excellent erosion resistance in a range of atmospheres. Duplex Steel S31803 Sheets defines a family of alloys which are neither completely austenitic, such as Stainless Steel 304, nor completely ferritic, such as Stainless Steel 430. Duplex Stainless Steel UNS S32205 Perforated Sheets is two - phase, ferritic and austenitic steel by means of having 22 percent of chromium, 3 percent of molybdenum, 5 percent - 6 percent of nickel alloy.
Duplex Steel S32205 Perforated Sheets has elevated confrontation to chloride SCC and elevated confrontation to erosion lethargy and wearing down. The microstructures of UNS S31803 Duplex Steel Perforated Sheets contain of a combination of ferrite and austenite stages. Duplex Steel S31803 Perforated Sheets is confrontation to SCC of significance in a lot of functions counting process plant, desalination plant, brewing tanks and hot water tanks.
Our products are made from superior quality Raw Material and are available in Customized Designs to suit different requirements of the clients. Our contemporary technology and constant efforts to acquire new skills to enhance production is the secret of our success and impeccable quality.
ASTM A240 & ASME SA240 Duplex Steel Perforated Sheet Specification :
Size : 1250mm x 2500mm, 1500mm x 3000mm, 2000mm x 6000mm.
Specifications : ASTM/ASME
Designation : ASTM A240, ASME SA240
Material Grades : Duplex Steel UNS S31803, S32205
Form : Round Holes Perforated Sheet, Square Holes Perforated Sheet, Slotted Holes Perforated Sheet, Ornamental Perforated Sheet, Decorative Perforated Sheet, Custom Perforated Sheet, Uniform surface Sheet.
Finish : Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated)
Thickness : 5mm To 50mm & above
|S31803||0.030 max||2.00 max||1.00 max||0.030 max||0.020 max||22.0 – 23.0||3.0 – 3.5||4.50 – 6.50||0.14 – 0.20||63.72 min|
|S32205||0.030 max||2.00 max||1.00 max||0.030 max||0.020 max||21.0 – 23.0||2.50 - 3.50||4.50 – 6.50||0.8 – 0.20||63.54 min|
|Element||Density||Melting Point||Tensile Strength||Yield Strength (0.2%Offset)||Elongation|
|Duplex Steel S31803 / S32205||7.8 g/cm3||1350 °C (2460 °F)||Psi – 116000 , MPa – 800||Psi – 80000 , MPa – 550||15 %|
ASIA : UAE , SAUDHI ARABIA , OMAN , KUWAIT , BHARAIN , QATAR , JORADAN , ISRAEL , SRILANKA , MALAYSIA , SINGAPORE , BRUNEI, INDONESIA , PHILIPPINES , RUSSIA , TURKEY .
AFRICA : EGYPT , TANZANIA , SOUTH AFRICA , MOROCCO , ALGERIA , TUNISIA . EUROPE : FRANCE , SPAIN , ITALY , CROATIA , AUSTRIA ,SLOVAKIA , NETHERLAND , CZECHIA , PLOAND , GERMANY , BELGIUM , ALBANIA , SLOVENIA .
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