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Alloy Steel F21 PLATES / SHEETS

Alloy Steel F21-sheet-plate

DUPLEX STEEL & ENGINEERING Corporation are one of the leading exporters and suppliers of Alloy Steel F21 Sheets, Plates & Coils, around the world, which are designed to resist heavy weights and pressure conditionsand are available as per the custom drawing provided by the clients. Our Alloy Steel F21 Sheets are widely used in applications where high stress bearing trait is required, thus these sheets have vast uses in the automobile as well as aircraft industry.

We also supply and export superior quality Alloy Steel Grade 22 Perforated Coils which is an excellent choice for its tensile strength, high resistance to corrosion, and high fabrication ability and its commenly used in screens, filters, diffusers, strainers, washer/dryer drums, and medical equipment.

SPECIFICATIONS of Alloy Steel F21 Plates / Sheets / Coil :


Grade Alloy Steel F21 | UNS K41545
Standard ASTM B387 / ASME SB387
Size 1000 mm x 2000 mm, 1220 mm x 2440 mm, 1500 mm x 3000 mm, 2000 mm x 2000 mm, 2000 mm x 4000 mm
Thickness 1mm To 300 mm
Finish Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated)
Form Sheets, Plates, Coils, Slatting Coils, Perforated Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Strip, Flats, Blank (Circle), Ring (Flange)
Hardness Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc.
Applications Off-Shore Oil Drilling Companies, Power Generation, Petrochemicals, Gas Processing, Specialty Chemicals, Pharmaceuticals, Pharmaceutical Equipment, Chemical Equipment, Sea Water Equipment, Heat Exchangers, Condensers, Pulp and Paper Industry

TYPE of Alloy Steel F21 PLATES / SHEETS / COILS:

Alloy Steel F21 Sheets
  • Alloy Steel F21 Sheets
  • UNS K41545 Sheets
  • Werkstoff Nr. 1.7380 Sheets
  • DIN 10CRM0910 Sheets
  • ASTM A387 SS Alloy Steel F21 Sheets
  • ISO Certified SS Alloy Steel F22 Sheets
  • ASME SA387 Alloy Steel F91 Sheets
Alloy Steel F21 plates
  • Alloy Steel F21 Plates
  • UNS K41545 Plates
  • Werkstoff Nr. 1.7380 Plates
  • DIN 10CRM0910 Plates
  • ASTM A387 SS Alloy Steel F21 Plates
  • ISO Certified SS Alloy Steel F22 Plates
  • ASME SA387 Alloy Steel F91 Plates
Alloy Steel F21 Coil
  • Alloy Steel F21 Coils
  • UNS K41545 Coils
  • Werkstoff Nr. 1.7380 Coils
  • DIN 10CRM0910 Coils
  • ASTM A387 SS Alloy Steel F21 Coils
  • ISO Certified SS Alloy Steel F22 Coils
  • ASME SA387 Alloy Steel F91 Coils
Alloy Steel F21 Foils
  • Alloy Steel F21 Foils
  • UNS K41545 Foils
  • Werkstoff Nr. 1.7380 Foils
  • DIN 10CRM0910 Foils
  • ASTM A387 SS Alloy Steel F21 Foils
  • ISO Certified SS Alloy Steel F22 Foils
  • ASME SA387 Alloy Steel F91 Foils
Alloy Steel F21 Rolls
  • Alloy Steel F21 Rolls
  • UNS K41545 Rolls
  • Werkstoff Nr. 1.7380 Rolls
  • DIN 10CRM0910 Rolls
  • ASTM A387 SS Alloy Steel F21 Rolls
  • ISO Certified SS Alloy Steel F22 Rolls
  • ASME SA387 Alloy Steel F91 Rolls
Alloy Steel F21 Chequered Plate
  • Alloy Steel F21 Chequered Plate
  • UNS K41545 Chequered Plate
  • Werkstoff Nr. 1.7380 Chequered Plate
  • DIN 10CRM0910 Chequered Plate
  • ASTM A387 SS Alloy Steel F21 Chequered Plate
  • ISO Certified SS Alloy Steel F22 Chequered Plate
  • ASME SA387 Alloy Steel F91 Chequered Plate
Alloy Steel F21 shim sheet
  • Alloy Steel F21 Shim Sheet
  • UNS K41545 Shim Sheet
  • Werkstoff Nr. 1.7380 Shim Sheet
  • DIN 10CRM0910 Shim Sheet
  • ASTM A387 SS Alloy Steel F21 Shim Sheet
  • ISO Certified SS Alloy Steel F22 Shim Sheet
  • ASME SA387 Alloy Steel F91 Shim Sheet
Alloy Steel F21 Perforated Sheet
  • Alloy Steel F21 Perforated Sheet
  • UNS K41545 Perforated Sheet
  • Werkstoff Nr. 1.7380 Perforated Sheet
  • DIN 10CRM0910 Perforated Sheet
  • ASTM A387 SS Alloy Steel F21 Perforated Sheet
  • ISO Certified SS Alloy Steel F22 Perforated Sheet
  • ASME SA387 Alloy Steel F91 Perforated Sheet
Alloy Steel F21 Strip
  • Alloy Steel F21 Strip
  • UNS K41545 Strip
  • Werkstoff Nr. 1.7380 Strip
  • DIN 10CRM0910 Strip
  • ASTM A387 SS Alloy Steel F21 Strip
  • ISO Certified SS Alloy Steel F22 Strip
  • ASME SA387 Alloy Steel F91 Strip
Alloy Steel F21 circle
  • Alloy Steel F21 Circle
  • UNS K41545 Circle
  • Werkstoff Nr. 1.7380 Circle
  • DIN 10CRM0910 Circle
  • ASTM A387 SS Alloy Steel F21 Circle
  • ISO Certified SS Alloy Steel F22 Circle
  • ASME SA387 Alloy Steel F91 Circle
Alloy Steel F21 Rings
  • Alloy Steel F21 Ring
  • UNS K41545 Ring
  • Werkstoff Nr. 1.7380 Ring
  • DIN 10CRM0910 Ring
  • ASTM A387 SS Alloy Steel F21 Ring
  • ISO Certified SS Alloy Steel F22 Ring
  • ASME SA387 Alloy Steel F91 Ring
Alloy Steel F21 Flat
  • Alloy Steel F21 Flats
  • UNS K41545 Flats
  • Werkstoff Nr. 1.7380 Flats
  • DIN 10CRM0910 Flats
  • ASTM A387 SS Alloy Steel F21 Flats
  • ISO Certified SS Alloy Steel F22 Flats
  • ASME SA387 Alloy Steel F91 Flats


Dimensions of Alloy Steel F21 PLATES / SHEETS / COILS :

Alloy Steel F21-sheet-dimensions
Material Size Thickness
PLATES / SHEETS / COILS 1000 mm x 2000 mm0.1mm to 12 mm Thickness
1220 mm x 2440 mm (4' x 8')
1250 mm x 2500 mm
1500 mm x 3000 mm
2000 mm x 4000 mm
2000 mm x 2000 mm

Circle cutting in Alloy Steel F21 perforated sheets up to 1000mm diameter. :
Hole Dia (in mm) Hole Centres
(in mm)
O/A Finish Tck Full Sheet Size
(in mm)
0.75 1.5 23% 2B 0.6 2000 x 1000
1 2 23% 2B 1.0 2000 x 1000
1.5 2.6 30% 2B 1.0 2000 x 1000
2 3.5 30% 2B 1.0 2000 x 1000
2 3.5 30% 2B 1.0 2000 x 1000
3 5 33% 2B 1.0 2000 x 1000
4 5.6 46% 2B 1.0 2000 x 1000
5 8 35% 2B 1.0 2000 x 1000
6 8 51% 2B 1.0 2000 x 1000
8 10 58% 2B 1,0 2000 x 1000

PLAIN AND POLISHED Alloy Steel F21 Sheet
PRODUCT FINISH THICKNESS MM MAX SHEET SIZE MM
Alloy Steel F21 Plain 2B 0.9 2000 x 1000
Bright 0.9 2000 x 1000
Brushed Finish 0.9, 1.2 2000 x 1000, 2500 x 1250
Rimex Super Mirror 0.8, 1.2 2400 x 1200, 2500 x 1250
Embossed 0.8, 1.0 2500 x 1250


SIZE of Alloy Steel F21 PLATES / SHEETS / COILS:


Type of Alloy Steel F21 Plate Imperial size
Surface finish Thickness (in) Width (in)
1 – Alloy Steel F21 Hot rolled, heat treated, pickled Plate & Sheet .1000 – .3750 max. 72
2R – Alloy Steel F21 Cold-rolled, bright-annealed Sheet & Plate 0.002–0.06 0.118–25.551
2H – Alloy Steel F21 Work hardened Plate & Sheet 0.002–0.06 0.118–24.803
2B – Alloy Steel F21 Cold rolled, heat treated, pickled, skin passed Sheet & Plate 10–24 max. 72*
2D – Alloy Steel F21 Cold rolled, heat treated, pickled Plate & Sheet 12–24 max. 60
BA Mexinox only 18–28 max. 48
Deco Rolled-On Mexinox only 14–28 max. 48
Alloy Steel F21 Polished Plate & Sheet (not brushed) 11–24 max. 60
Temper rolled Mexinox only 13–29 max. 48


Size of Alloy Steel F21 Plate Metric :
Surface finish Thickness (mm) Width (mm)
Alloy Steel F21 1D – Hot rolled, heat treated, pickled Plate & Sheet 2.4–12.7 max. 2032
2R – Alloy Steel F21 Cold-rolled, bright-annealed Sheet & Plate 0.05–1.50 3–649
2H – Alloy Steel F21 Work hardened Plate & Sheet 0.05–1.50 3–630
2B – Alloy Steel F21 Cold rolled, heat treated, pickled, skin passed Sheet & Plate 0.25–8.0 max. 2032
2D – Alloy Steel F21 Cold rolled, heat treated, pickled Plate & Sheet 0.4–6.35 max. 1524
2E – Alloy Steel F21 Cold rolled, heat treated, mechanically descaled Sheet & Plate 0.4–8.0 max. 2032
2R – Alloy Steel F21 Cold rolled, bright annealed Plate & Sheet 0.25–3.5 max. 1524
2H – Alloy Steel F21 Work hardened Sheet & Plate 0.4–6.35 max. 1524
Alloy Steel F21 Polished, brushed Plate & Sheet 0.5–4.0 max. 1524
Deco 0.3–3.5 max. 1524
Alloy Steel F21 Coil 0.30–3.5 max. 1,524


AVAILABLE STOCK OF Alloy Steel F21 Plates / Sheets / Coil:


Preview Products UNS DIN
Duplex Steel S32205 Sheet Alloy Steel F21 Sheet K41545 Sheets 1.7380 Sheets
Duplex Steel S32205 Plates Alloy Steel F21 Plate K41545 Plates 1.7380 Plates
Duplex Steel S32205 Coils Alloy Steel F21 Coils K41545 Coil 1.7380 Coils
Duplex Steel S32205 Foils Alloy Steel F21 Foils K41545 Foil 1.7380 Foils
Duplex Steel S32205 Strip Alloy Steel F21 Strip K41545 Strips 1.7380 Strip


Equivalent Grades of Alloy Steel F21 Plates / Sheets / Coil :


STANDARD WERKSTOFF NR. UNS
Alloy Steel F21 1.7380 K41545


Chemical Composition of Alloy Steel F21 Plates / Sheets / Coil :


Grade C Mn Si P S Cr Mo Ni N
Alloy Steel F21 0.05 – 0.15 0.30-0.60 0.50 max 0.035 max 0.035 max 2.0 – 2.5 0.90 – 1.10


Mechanical Properties of Alloy Steel F21 Plates / Sheets / Coil :


Tensile (MPa) Yield (MPa) Elongation (50mm) Elongation (200mm) Reduction of Area
415 – 585 205 min 18% min 40% min


Alloy Steel F21 Plates / Sheets / Coil Price Per Kg (As per demand and manufacturer):


Price Rang by country  Sheet Price
(per kg)
Plate Price 
(per kg)
Coil Price 
(per kg)
Alloy Steel F21 Stainless Steel Price in India (₹) 280 - 300  300 - 350  260 - 280 
Alloy Steel F21 Price in Malaysia (RM) 15.51 - 16.62 16.62 - 19.39 14.41 - 15.51
Alloy Steel F21 Price in Singapore (S$) 5.02 - 5.38 5.38 - 6.28 4.66 - 5.02
Alloy Steel F21 Price in UAE (Dirham) 13.51 - 14.47 14.47 - 16.88 12.54 - 13.51
Alloy Steel F21 Stainless Steel Price in UK ( £) 2.77 - 2.97  2.97 - 3.46 2.57 - 2.77
Alloy Steel F21 Stainless Steel Price in Europe (€) 3.25 - 3.49 3.49 - 4.07 3.02 - 3.25
Alloy Steel F21 Price in USA ($) 3.68 - 3.94 3.94 - 4.60 3.42 - 3.68


Testings (Destructive, Non Destructive):

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  • Positive Material Identification - PMI Testing
  • Chemical Analysis - Spectro Analysis
  • Mechanical Testing Such as Tensile, Elongation, Reduction of Area
  • 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
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  • 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

Packing :

We DUPLEX STEEL & ENGINEERING Ensure the best quality of Packing, because its play important role especially in a case of international shipments in which consignment pass through various channels to reach the ultimate destination, so we put extraordinary concern regarding packaging.

We pack our goods in numerous ways based on the products. We pack our products in multiple ways, such as:--

  • Boxes and Crates
  • Shrink-wrapped
  • Carton boxes
  • Wooden pallets
  • Wooden boxes
  • Wooden crates
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APPLICATION :

  • Chemical tanks
  • Pulp & Paper Industries
  • Petrochemical Industries
  • Power Generation Industries
  • Oil & Gas Industries
  • Desalination
  • Architecture and Construction
  • Food Processing Equipment
  • Biofuels plant
  • Cargo tanks for ships and trucks
  • Chemical Industries Pumps, fans, centrifuges, sulphur melting coils,
  • Digester in sulphate and sulfite plants, blow tanks, blow lines
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DUPLEX STEEL & ENGINEERINGS Corporation manufactures and exports ​Alloy Steel F21 Sheets, Plates & Coils | UNS K41545 Sheets, Plates & Coils​ to various countries such as Saudi Arabia, Bangladesh, United States, United Arab Emirates, Canada, Angola, Argentina, Austria, Azerbaijan, Pakistan, Peru, Chile, Kuwait, Mexico, Malaysia, Nigeria, Serbia, Singapore, Taiwan, Chile, Venezuela, Ecuador, Netherlands, Brazil, Vietnam, South Africa, Nigeria, Mexico, Turkey, Hungary, Algeria, Belarus, Belgium, Bhutan, Bolivia, Bulgaria, Croatia, Czech Republic, Estonia, Finland, Greece, Italy, Japan, Libya, Colombia, Ghana, Iran, Denmark, Poland, Australia, Afghanistan, Bahrain, Costa Rica, Egypt, Iraq, Jordan, Korea, Kazakhstan, Sri Lanka, Lithuania, Norway, Oman, Philippines, Poland, Qatar, Spain, France, United Kingdom, Indonesia, Israel, Iran, Russia, Romania, Thailand, Trinidad & Tobago,Tunisia, Ukraine, Yemen, Hong Kong, Gabon, China, Portugal, Switzerland, New Zealand, Sweden, Slovakia, Kenya, Lebanon, Morocco, Mongolia

DUPLEX STEEL & ENGINEERINGS Corporation manufactures and exports ​Alloy Steel F21 Sheets, Plates & Coils | UNS K41545 Sheets, Plates & Coils to multiple cities such as Mumbai, Thane, Navi Mumbai, Pune, Pimpri-Chinchwad, Vadodara, Kolkata, Gujarat, Gurgaon, Ahmedabad, Seoul, Hyderabad, Nashik , Singapore, Abu Dhabi, Tehran, Calgary, Noida, Riyadh, London, Coimbatore, Jakarta, Istanbul, Bangkok, Kuwait City, Sharjah, Muscat, Edmonton, Busan, Mexico City, Doha, New Delhi, Bengaluru, Chennai, Surat, Bhopal, Ulsan, Faridabad,Gujarat, Houston, Dubai, Jeddah, Aberdeen, Cairo, Geoje-si, Perth, Santiago, Chandigarh, Indore, Kuala Lumpur, Rio de Janeiro, Dammam, Melbourne, Madrid, La Victoria, Bogota, Lahore, Los Angeles, Algiers, Chiyoda, Ankara, Ho Chi Minh City, Toronto, Hong Kong, Howrah, Sydney, Ahvaz, Karachi, Rajkot, Brisbane, Petaling Jaya, Ernakulam, Secunderabad, Gimhae-si, Al Jubail, Port-of-Spain, Thiruvananthapuram, Milan, Atyrau, Lagos, Hanoi, New York, Caracas, Vung Tau, Al Khobar, Manama, Montreal, Granada, Courbevoie, Visakhapatnam, Ludhiana, Moscow, Dallas, Haryana, Colombo