Nandini Steel offers alloy steel sheets for industrial applications where higher-than-average carbon steel is required. We are accredited to ISO 9001:2015, which means the same sourcing, testing and supply process is applied to every order. This is important when a client is placing repeat orders across a range of projects and wants to see the same standard of quality each time.
An alloy steel sheet is steel that contains carbon along with added elements such as chromium, nickel, molybdenum, manganese and vanadium. These elements aren’t just fillers. They change how the steel behaves under stress, heat and wear. Depending on the grade, you get better strength, hardness, toughness, wear resistance, corrosion resistance, or high-temperature performance, sometimes a combination of several.
This is where alloy steel sheets differ from conventional carbon steel. Carbon steel works fine for general-purpose use, but it doesn’t hold up as well under extreme pressure, repeated impact or high heat. The alloying additions give the material properties that plain carbon steel simply doesn’t have.
We supply these sheets in different grades, sizes, thicknesses and specifications, since no two projects need the exact same material. Its range supports applications across industries such as oil & gas, construction, automotive, power generation, heavy engineering, and machinery manufacturing. Nandini Steel is one of the leading suppliers and manufacturers of alloy steel sheet that is available in the required quality standards and industry specifications for every application.
Key Features of Alloy Steel Sheets
High strength
Provides specified strength for applications subject to mechanical loading, depending on grade and heat-treatment condition.
Excellent Toughness
Impact and shock loading resistance. It is hard and will not crack under sudden mechanical shocks in service.
High Hardness
Better resistance to indentation, deformation and wear of the surface, useful for equipment in continuous physical contact with other parts.
Superior Wear Resistance
Perfect for parts subjected to friction, abrasion and continuous mechanical movement, as found in heavy-duty machinery setups.
Good Fatigue Resistance
Resistance to cyclic loading or repeated loading over long periods of service. Decreases the risk of sudden failure due to constant stress.
Improved Corrosion Resistance
Certain alloying elements improve resistance to oxidation and corrosive environments. This depends on which grade you pick.
High-Temperature Performance
High-Temperature Performance: Selected grades retain useful mechanical properties at elevated temperatures, within their specified service range.
Good Machinability
Selected grades can be machined using appropriate tooling and cutting conditions, with machinability depending on composition and heat treatment.
Weldability
This changes depending on grade and carbon or alloy content. Usually needs the right welding procedure to get a sound joint.
Dimensional Availability
Sheets are available in a variety of thicknesses, widths, lengths, grades and surface finishes depending on what your project actually needs.
Applications of Alloy Steel Sheets
Oil & Gas Industry
For equipment, structural parts and pipelines exposed to extreme pressure, temperature and operating conditions.
Automotive Industry
Involves vehicle components and structural parts, where strength, toughness and resistance to mechanical stress are important.
Construction & Structural Engineering
Ideal for heavy-duty structures, support components and machinery where high strength and durability are required.
Power Generation
Used in equipment consistently exposed to high temperatures, pressure and mechanical loads.
Heavy Machinery
Used in gears, shafts, and machine parts that take impact, wear and repeated loading over long stretches of use.
Pressure Vessels & Process Equipment
Chosen for pressure-containing applications where the grade needs to meet a specific design code and material spec.
Mining & Material Handling
Used for wear-prone components and equipment that face abrasion, impact and heavy loads regularly.
Industrial Fabrication
Suitable for fabricated components, brackets, plates and engineered structures needing better mechanical properties.
Alloy 20 Sheet vs. Alloy 28 Sheet
Ensuring Quality: Packaging, Testing, and Delivery
The plates we supply are subjected to hardness tests, flattening and flaring tests, macro and micro tests, chemical and mechanical tests, intergranular corrosion (IGC) tests, positive material identification (PMI) tests, pitting resistance tests and radiography or hydrostatic tests as necessary. These checks are there to confirm the material actually performs before it reaches your site.
Experience the difference with our alloy steel sheets. Contact us today to talk through your requirements, and our team will help you find the right fit for the job.
Why Choose Alloy Steel Sheet
Alloy steel sheets are used when a job needs more strength, toughness, hardness and durability than plain carbon steel can give. Chromium, nickel, molybdenum, manganese and vanadium are added specifically to lift these mechanical and service properties, and the exact combination depends on what the part will actually face, heat, pressure, friction, or repeated stress.
Grade selection depends on the application, the operating environment and the applicable standard. This helps ensure that the selected material matches the application requirements. That’s why alloy steel sheets used so often across oil & gas, construction, automotive, power generation, heavy engineering, machinery and industrial fabrication.
Nandini Steel works as a reliable alloy steel sheet supplier, offering different grades, sizes and thicknesses depending on what the customer actually needs.
Other Types Alloy Steel Sheet
Alloy Steel Shim Sheets
Alloy Steel Hot Rolled Sheet
Alloy Steel Strip
Alloy Steel CR Sheets
Alloy Steel Sheet Specification
Dimensions: Available as per JIS, AISI, ASTM, GB, DIN, EN standards.
Width Range: 1000 mm to 3500 mm
Length Range: 2000 mm to 6000 mm (custom lengths available on request)
Thickness Range: 0.3 mm to 120 mm
Product Forms: Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blanks (Circles), Rings (Flanges)
Surface Finishes: Hot Rolled Plate (HR), Cold Rolled Sheet (CR), 2B, 2D, BA, No.1, No.4, No.8, 8K, Mirror, Chequered, Embossed, Hair Line, Sand Blast, Brush, Etching, SATIN (Plastic Coated)
Alloy Steel Sheet Thickness Chart
| Thickness | Thickness | Size Range | Surface Area per Unit weight | Approx Weight per Sheet | ||
| inches | mm | lbs/ft² | kg/m² | lbs | kg | |
| 0.015 | 0.381 | 36 x 96 | 0.630 | 3.07566 | 15.12 | 6.84936 |
| 0.015 | 0.381 | 36 x 120 | 0.630 | 3.07566 | 18.90 | 8.5617 |
| 0.0178 | 0.45212 | 36 x 96 | 0.756 | 3.690792 | 18.15 | 8.22195 |
| 0.0178 | 0.45212 | 36 x 120 | 0.756 | 3.690792 | 22.68 | 10.27404 |
| 0.0178 | 0.45212 | 48 x 96 | 0.756 | 3.690792 | 24.19 | 10.95807 |
| 0.0178 | 0.45212 | 48 x 120 | 0.756 | 3.690792 | 30.24 | 13.69872 |
| 0.0235 | 0.5969 | 30 x 96 | 1.008 | 4.921056 | 20.16 | 9.13248 |
| 0.0235 | 0.5969 | 30 x 120 | 1.008 | 4.921056 | 25.20 | 11.4156 |
| 0.0235 | 0.5969 | 36 x 96 | 1.008 | 4.921056 | 24.19 | 10.95807 |
| 0.0235 | 0.5969 | 36 x 120 | 1.008 | 4.921056 | 30.24 | 13.69872 |
| 0.0235 | 0.5969 | 36 x 144 | 1.008 | 4.921056 | 36.29 | 16.43937 |
| 0.0235 | 0.5969 | 48 x 96 | 1.008 | 4.921056 | 32.26 | 14.61378 |
| 0.0235 | 0.5969 | 48 x 120 | 1.008 | 4.921056 | 40.32 | 18.26496 |
| 0.0235 | 0.5969 | 48 x 144 | 1.008 | 4.921056 | 48.39 | 21.92067 |
| 0.0291 | 0.73914 | 30 x 96 | 1.260 | 6.15132 | 25.20 | 11.4156 |
| 0.0291 | 0.73914 | 30 x 120 | 1.260 | 6.15132 | 31.50 | 14.2695 |
| 0.0291 | 0.73914 | 36 x 96 | 1.260 | 6.15132 | 30.24 | 13.69872 |
| 0.0291 | 0.73914 | 36 x 120 | 1.260 | 6.15132 | 37.80 | 17.1234 |
| 0.0291 | 0.73914 | 36 x 144 | 1.260 | 6.15132 | 45.37 | 20.55261 |
| 0.0291 | 0.73914 | 48 x 96 | 1.260 | 6.15132 | 40.32 | 18.26496 |
| 0.0291 | 0.73914 | 48 x 120 | 1.260 | 6.15132 | 50.41 | 22.83573 |
| 0.0291 | 0.73914 | 48 x 144 | 1.260 | 6.15132 | 60.49 | 27.40197 |
| 0.0355 | 0.9017 | 30 x 96 | 1.512 | 7.381584 | 30.24 | 13.69872 |
| 0.0355 | 0.9017 | 30 x 120 | 1.512 | 7.381584 | 37.80 | 17.1234 |
| 0.0355 | 0.9017 | 36 x 96 | 1.512 | 7.381584 | 36.29 | 16.43937 |
Weight Per Alloy Steel Sheet
| Plate Thickness (mm) | Weight (kg/m) | kg/meter (width 1200mm) | kg/meter (width 1500mm) | kg/meter (width 1800mm) | kg/meter (width 2400mm) |
| 3 | 23.55 | 28.3 | 35.3 | 42.4 | 56.5 |
| 4 | 31.4 | 37.7 | 47.1 | 56.5 | 75.4 |
| 5 | 39.25 | 47.1 | 58.9 | 70.7 | 94.2 |
| 6 | 47.1 | 56.5 | 70.7 | 84.8 | 113 |
| 8 | 62.8 | 75.4 | 94.2 | 113 | 150.7 |
| 10 | 78.5 | 94 | 118 | 141 | 188 |
| 12 | 94.2 | 113 | 141 | 170 | 226 |
| 16 | 125.6 | 151 | 188 | 226 | 301 |
| 20 | 157 | 188 | 236 | 283 | 377 |
| 22 | 172.7 | 207 | 259 | 311 | 415 |
| 25 | 196.25 | 236 | 294 | 353 | 471 |
| 28 | 219.8 | 264 | 330 | 396 | 528 |
| 32 | 251.2 | 301 | 377 | 452 | 603 |
| 36 | 282.6 | 339 | 424 | 509 | 678 |
| 40 | 314 | 377 | 471 | 565 | 754 |
| 45 | 353.25 | 424 | 530 | 636 | 848 |
| 50 | 392.5 | 471 | 589 | 707 | 942 |
| 55 | 431.75 | 518 | 648 | 777 | 1036 |
| 60 | 471 | 565 | 707 | 848 | 1130 |
| 65 | 510 | 612 | 765 | 918 | 1224 |
| 70 | 549.5 | 659 | 824 | 989 | 1319 |
| 75 | 588.75 | 707 | 883 | 1060 | 1413 |
| 80 | 628 | 754 | 942 | 1130 | 1507 |
| 90 | 706.5 | 848 | 1060 | 1272 | 1696 |
| 100 | 785 | 942 | 1178 | 1413 | 1884 |
Alloy Steel Sheet Stockist Distributor of Following Manufacturers
ThyssenKrupp Make Alloy Steel Sheet
Aperam Make Alloy Steel Sheet
Outokumpu Make Alloy Steel Sheet
Nippon Steel & Sumitomo Metal Make Alloy Steel Sheet
Posco Make Alloy Steel Sheet
Jindal Make Alloy Steel Sheet
JFE Steel Corporation Make Alloy Steel Sheet
Essar Make Alloy Steel Sheet
Alloy Steel Sheet Finish Types
| Mumbai (Maharashtra) | Delhi | Bengaluru (Karnataka) | Chennai (Tamil Nadu) |
| Kolkata (West Bengal) | Hyderabad (Telangana) | Ahmedabad (Gujarat) | Pune (Maharashtra) |
| Jaipur (Rajasthan) | Surat (Gujarat) | Chandigarh | Lucknow (Uttar Pradesh) |
| Indore (Madhya Pradesh) | Coimbatore (Tamil Nadu) | Kochi (Kerala) | Visakhapatnam (Andhra Pradesh) |
| Nagpur (Maharashtra) | Patna (Bihar) | Bhopal (Madhya Pradesh) | Vadodara (Gujarat) |
| Mysuru (Karnataka) | Thane (Maharashtra) | Rajkot (Gujarat) | Vijayawada (Andhra Pradesh) |
| Agra (Uttar Pradesh) | Nashik (Maharashtra) | Guwahati (Assam) | Kanpur (Uttar Pradesh) |
| Faridabad (Haryana) | Gurugram (Haryana) | Noida (Uttar Pradesh) | Shimla (Himachal Pradesh) |
| Raipur (Chhattisgarh) | Udaipur (Rajasthan) | Kolkata (West Bengal) | Bhubaneswar (Odisha) |
| Dehradun (Uttarakhand) | Ranchi (Jharkhand) | Jamshedpur (Jharkhand) | Chandrapur (Maharashtra) |
| Dhanbad (Jharkhand) | Aligarh (Uttar Pradesh) | Bhubaneswar (Odisha) | Aurangabad (Maharashtra) |
| Tiruchirappalli (Tamil Nadu) | Srinagar (Jammu & Kashmir) | Ludhiana (Punjab) | Warangal (Telangana) |
| Kolkata (West Bengal) | Bikaner (Rajasthan) | Panaji (Goa) | Guntur |
Oman, Kuwait, Turkey, Yemen, Syria, Jordan, Cyprus, Saudi Arabia, Iran, Iraq, UAE, Qatar, Bahrain
South Africa, Libya, Egypt, Sudan, Equatorial Guinea, The Republic Of Congo, Gabon, Nigeria, Algeria, Angola
Costa Rica, Puerto Rica, Trinidad And Tobago, Jamaica, Bahamas, Denmark, USA, Canada, Mexico, Panama
Netherland, Belgium, Greece, Czech Republic, Portugal, Hungary, Russia, Norway, Germany, France, Italy, UK, Spain, Ukraine, Croatia, Slovenia, Malta, Albania, Austria, Switzerland, Slovakia, Finland, Ireland
India, Japan, Sri Lanka, Maldives, Bangladesh, Mayanmar, Taiwan, Cambodia, Singapore, Malaysia, Indonesia, Thailand, Vietnam, South Korea
Venezuela, Colombia, Ecuador, Guyana, Paraguay, Uruguay, Argentina, Bolivia, Brazil, Chile
FAQs
What are Alloy Steel Sheets?
Steel sheets with carbon and alloying elements like chromium, nickel or molybdenum are added for improved strength, hardness and other mechanical properties.
What are Alloy Steel Sheets used for?
Oil & gas, automotive, construction, power generation, heavy machinery, pressure vessels and industrial fabrication, basically anywhere carbon steel doesn’t hold up.
What standards do Alloy Steel Sheets comply with?
We source and test to ASTM and ASME standards, and every shipment comes with mill test certification.
What thicknesses are available for Alloy Steel Sheets?
This depends on the grade and your order requirements. Send us your specification and we’ll confirm what’s available.
What sizes of Alloy Steel Sheets are available?
Widths and lengths vary by grade and current stock. Let us know your project size and we’ll check availability.
Are Alloy Steel Sheets available in hot rolled and cold rolled forms?
Yes. Both options are available, depending on grade and the surface finish your application calls for.
Can Alloy Steel Sheets be cut to custom sizes?
Yes, we arrange custom cutting based on your project drawings and dimensional requirements before dispatch.
Why choose Nandini Steel as an Alloy Steel Sheet Supplier?
We are an ISO 9001:2015 certified stockist having more than 25 years of experience. Material as per ASTM/ASME with mill test certification with each order.





