HRS Ferritic · 304/304L Stainless Steel Plate Supplier, Stockist & Importer

304/304L Stainless Steel Plates
AISI 304/304L Plates

Excellent Corrosion Resistance · High Strength & Durability · Good Weldability & Fabrication Properties · Global Industrial Supply

ASTM A240 / AISI 304/304L UNS S30400 / S30403 EN 1.4301 / 1.4307 SUS 304 / 304L
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📋 Table of Contents
1What is 304/304L Plate?
2How it Works
3Metallurgical Characteristics
4Specifications
5Available Stock
6Types of 304/304L Plates
7Chemical Details
8Mechanical Properties
9Pricing Information
10Equivalent Grades
11FAQs
HRS Ferritic · Trusted Global Supplier

What is 304/304L Stainless Steel Plate?

304/304L stainless steel plates are austenitic stainless steels widely used for their excellent corrosion resistance, durability, and versatility. Grade 304 contains standard carbon levels, while 304L has lower carbon content, making it ideal for welding applications as it reduces carbide precipitation. These plates are widely used across industries due to their resistance to oxidation, ease of fabrication, and excellent mechanical properties.

  • Excellent corrosion resistance in various environments
  • High strength and durability
  • Good weldability and fabrication properties
  • Resistance to oxidation and heat
  • Hygienic and easy to clean
  • Long service life with minimal maintenance
  • Versatile usage across industries
304/304L Stainless Steel Plate Supplier India
HighDurable
Working Mechanism

How 304/304L Plate Works

These plates form a passive chromium oxide layer on their surface when exposed to oxygen, preventing further oxidation and corrosion. The low carbon content in 304L reduces the risk of sensitization during welding, preventing corrosion along grain boundaries.

18-20%
Chromium Content
8-12%
Nickel Content
485-515
Tensile MPa
0.5-100
Thickness (mm)
Composition Analysis

Metallurgical Characteristics of 304/304L Stainless Steel Plate

Key alloying elements that contribute to the high-performance austenitic structure of 304/304L grades.

Fe
Iron
Base metal providing the fundamental strength and structural integrity.
Cr
Chromium
Enhances corrosion resistance and forms a protective oxide layer.
Ni
Nickel
Improves corrosion resistance, ductility, and toughness in various environments.
Mn
Manganese
Increases hardness and strength while improving hot-working properties.
Si
Silicon
Adds strength and oxidation resistance to the stainless steel alloy.
C
Carbon
Provides hardness; lower carbon in 304L specifically improves weldability.
P
Phosphorus
Small amounts improve strength, though carefully controlled to maintain corrosion resistance.
S
Sulfur
Controlled levels used to enhance the machinability of the plate.
Technical Data

Specifications for 304/304L Stainless Steel Plate

ASTM A240 · ASME SA240 · UNS S30400 / S30403 · EN 1.4301 / 1.4307

Specification Details
ASTM / ASME ASTM A240 / ASME SA240 (Plate, Sheet, and Strip)
UNS UNS S30400 / S30403
EN EN 1.4301 / 1.4306 or 1.4307
DIN 1.4301 / 1.4306 or 1.4307
ISO ISO 15510: 18-9-3
JIS SUS304 / SUS304L
Product Form Sheets / Plates
Thickness Range 0.5 mm to 100 mm
Standard Widths 1000, 1219, 1250, 1500, 1800, 2000, 2500, 3000, 3500 mm, etc
Standard Lengths 2000, 2440, 2500, 3000, 5800, 6000 mm, etc
Surface Finish Hot Rolled (HR), Cold Rolled (CR), Annealed & Pickled (AP)
Supply Condition Solution Annealed
Cutting Methods Plasma, Laser, Waterjet, Oxy Propane
Packaging Bundled, Wooden Plates, Bubble wraps, Customized
Inventory

Available Stock & Product Forms

📄

Flat Plates

Precision sheets, heavy plates, and shim sheets available in various grades.

🌀

Coils & Strips

Slitting coils, perforated coils, and thin foils from 0.05 mm thickness.

🪨

Specialty Blanks

Circles, rings, and custom-cut blanks tailored to your specifications.

✂️

Edge Types

Mill edge, slit edge, round edge, and square edge conditions available.

🧪

Chromium (Cr)

18.0–20.0% — Primary element for corrosion resistance.

💎

Nickel (Ni)

8.0–12.0% — Enhances ductility and toughness of the plate.

⚫

Carbon (C)

≤ 0.03% (304L) — Low carbon prevents sensitization during welding.

⚙️

Manganese (Mn)

≤ 2.00% — Increases hardness and structural strength.

💪

Tensile Strength

≥ 485–515 MPa — High strength for versatile structural use.

🎯

Yield Strength

≥ 170–205 MPa — Excellent load-bearing capacity for components.

📏

Elongation

≥ 40% — Superior ductility for fabrication and forming.

🔬

Hardness

≤ 201 HB — Balanced hardness for durability and machinability.

Product Range

Types of 304/304L Stainless Steel Plate

Available in multiple finishes and conditions for diverse engineering needs.

Hot Rolled 304/304L Plate
Cold Rolled 304/304L Plate
Polished 304/304L Plate
Chequered 304/304L Plate
Custom Cut 304/304L Plate
Annealed & Pickled 304/304L Plate
Application Sectors

Industries We Serve

Sugar
Sugar Industry
Global cane and beet processing requiring thermal endurance.
Power
Power Industry
Electricity generation and distribution systems.
Ship Building
Ship Building
Marine propulsion and exhaust components.
Mechanical
Mechanical & Plant Engineering
Industrial machinery design solutions.
Food
Food, Beverage & Dairy
Processed food manufacturing environments.
Oil Gas
Oil & Gas Plant
Refinery furnace units and burner assemblies.
Chemical Composition

Chemical Details of 304/304L Stainless Steel Plate

Composition comparison between standard 304 and low-carbon 304L grades.

Element 304 (wt %) 304L (wt %)
Carbon (C) ≤ 0.08 ≤ 0.03
Chromium (Cr) 18.0–20.0 18.0–20.0
Nickel (Ni) 8.0–10.5 8.0–12.0
Manganese (Mn) ≤ 2.00 ≤ 2.00
Silicon (Si) ≤ 0.75 ≤ 0.75
Phosphorus (P) ≤ 0.045 ≤ 0.045
Sulfur (S) ≤ 0.030 ≤ 0.030
Nitrogen (N) ≤ 0.10 ≤ 0.10
Performance Data

Mechanical Properties of 304/304L Stainless Steel Plate

485–515
Tensile Strength
MPa — Minimum Ultimate Tensile Strength for 304/304L
170–205
Yield Strength
MPa — 0.2% Offset Yield Strength for structural reliability
40%
Elongation
High ductility for complex forming and fabrication
≤ 201 HB
Hardness
Maximum Brinell hardness for optimal toughness
193 GPa
Elastic Modulus
Consistent structural stiffness for industrial loads
High
Impact Toughness
Excellent performance even in cryogenic temperatures
Cost Information

Price List for 304/304L Stainless Steel Plate

Price Factors

What affects the 304/304L price?

  • Fluctuations in nickel and chromium prices
  • Plate thickness and custom dimensions
  • Surface finish requirements (Mirror, Brushed)
  • Current market demand and industrial supply
  • Logistics, global freight, and insurance costs
  • Custom cutting and fabrication readiness
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Get A Quote!
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International Standards

Equivalent Grades for 304/304L Stainless Steel Plate

Cross-reference table for international designations of 304/304L plates.

Standard 304 Equivalent 304L Equivalent
ASTM / ASME 304 304L
UNS S30400 S30403
EN / W-Nr. 1.4301 1.4306 / 1.4307
JIS (Japan) SUS304 SUS304L
BS / ISO 304S31 304S11
GOST (Russia) 08Х18Н10 03Х18Н11
GB (China) 06Cr19Ni10 00Cr19Ni10
IS (India) Grade 304 Grade 304L
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Ready Stock Availability
  • Flat Products: Precision sheets, heavy plates, shim sheets
  • Coils & Strips: Slitting coils, perforated coils, thin foils from 0.05 mm
  • Speciality Forms: Circles, rings, custom-cut blanks, chequered plates
  • Edge Conditions: Mill edge, slit edge, round edge, square edge
🏭
Quality & Logistics
  • Testing: PMI, Ultrasonic (UT), Radiography (RT), corrosion testing
  • Certification: EN 10204 3.1 / 3.2, NACE compliance on request
  • Global Logistics: Supplying USA, UAE, Saudi Arabia, Singapore, Europe
  • Export Grade: ISPM-15 fumigated wooden crates, moisture-protected packaging
Use Cases

Applications of 304/304L Stainless Steel Plate

✈️ Aerospace
Used in structural components and equipment requiring corrosion resistance.
⛽ Oil & Gas
Ideal for pipelines, storage tanks, and various offshore processing equipment.
🌾 Fertilizer Industry
Used in handling harsh chemicals and corrosive gaseous substances.
⚡ Electric & EV
Provides durability and conductivity in electrical battery enclosures.
🏗️ Construction
Building structures, bridges, and architectural designs in modern infrastructure.
🧪 Chemical Processing
Applied in reactors, heat exchangers, and chemical storage systems.
🚗 Automotive
Applied in exhaust systems, fuel tanks, and structural safety components.
💊 Pharmaceuticals
Ensures high hygiene standards and corrosion resistance in sterile environments.
Why HRS Ferritic

Why Choose HRS Ferritic for 304/304L Plates?

HRS Ferritic is a specialized supplier delivering reliable and high-performance stainless steel products. We source materials from certified global manufacturers, ensuring consistent quality, competitive pricing, and bulk availability for your critical industrial projects.

Trusted 304/304L Plate Supplier & Stockist
Materials sourced from certified global mills
Wide range of sizes and custom specifications
Competitive pricing with full traceability
Fast delivery and global export capability
EN 10204 3.1 / 3.2 quality documentation
Dedicated expert technical support
Supplying to over 20+ countries worldwide
🇮🇳

Cities We Supply In India

New Delhi · Ahmedabad · Jaipur · Surat · Salem · Gandhinagar · Varanasi · Haldia · Bhiwandi · Tiruppur · Jamnagar · Thiruvananthapuram · Rajahmundry · Visakhapatnam · Bhubaneswar · Vijaywada · Rajkot · Bharuch · Coimbatore · Nagpur · Raipur · Cochin · Ludhiana · Panipat · Durgapur · Agra · Indore · Kuala Lumpur · Al Jubail · Pimpri-Chinchwad · Sharjah · Karachi · Chandigarh · Bogota · Muscat · Madrid · Tehran · Granada · Jakarta · Los Angeles · Rio de Janeiro · Melbourne · Cairo · New York · Busan · Milan · Montreal · Singapore · Sydney · Dubai · Lagos · Gurgaon · Port-of-Spain · Hong Kong · Navi Mumbai · Secunderabad · Bangkok · Aberdeen · Bhopal · Atyrau · Caracas · Jamshedpur · Thane · Faridabad · Ahvaz · Ahmedabad · Hanoi · Bengaluru · Dallas · Moscow · Surat · Riyadh · Rajkot · Al Khobar · Hyderabad · Haryana · Ernakulam · Gimhae-si · Algiers · Thiruvananthapuram · Brisbane · Calgary · Mumbai · Chennai · Courbevoie · Toronto · Vung Tau · Ankara · Doha · Nagpur · Howrah · Ranchi · Perth · Noida · Houston · Kolkata · Chiyoda · Mexico City · Edmonton. Geoje-si · Abu Dhabi · Santiago · New Delhi · Colombo · Ludhiana · Lahore · Coimbatore · Ho Chi Minh City · Manama · Ulsan · London · Visakhapatnam · Jaipur · Kuwait City · Seoul · Istanbul · Pune · Baroda · Kanpur · La Victoria · Jeddah · Dammam · Petaling Jaya · Nashik · Vadodara ·jamnagar ·hazira · jubail industrial city · Ajman · Capetown · San Francisco · sao paulo · Barcelona · Ahmedi · Muscat · Madrid · Birmingham · Johannesburg.
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Countries We Export To

Saudi Arabia · Qatar · Canada · Sri Lanka · Iran · Nigeria · Bangladesh · Oman · UAE · Turkey · Kuwait · Venezuela · Africa · Singapore · Netherlands · United Kingdom · Mexico · Malaysia · United States · Australia · Japan Saudi Arabia · Iran · Iraq · UAE · Qatar · Bahrain · Oman · Kuwait · Turkey · Yemen · Syria · Jordan · Cyprus · Nigeria · Algeria · Angola · South Africa · Libya · Egypt · Sudan · Equatorial Guinea · The Republic Of Congo · Gabon · USA · Canada · Mexico · Panama · Costa Rica · Puerto Rica · Trinidad And Tobago · Jamaica · Bahamas · Denmark · Russia · Norway · Germany · France · Italy · Uk · Spain · Ukraine · Netherland · Belgium · Greece · Czech Republic · Portugal · Hungary · Albania · Austria · Switzerland · Slovakia · Finland · Ireland · Croatia · Slovenia · Malta · India · Singapore · Malaysia · Indonesia · Thailand · Vietnam · South Korea · Japan · Sri Lanka · Maldives · Bangladesh · Myanmar · Taiwan · Cambodia · Argentina · Bolivia · Brazil · Chile · Venezuela · Colombia · Ecuador · Guyana · Paraguay · Uruguay · New Zealand · Romania · Puerto Rico · Nepal · Kenya · Afghanistan · Lithuania · Belarus · Zimbabwe · Israel · Azerbaijan · Poland · Australia · Morocco · Philippines.
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Frequently Asked Questions

Quick answers to common queries about 304/304L Stainless Steel Plates.

The bigger the plate you choose, the more raw material is needed, plus larger plates can be more difficult to handle, store, and transport, so this naturally increases the overall cost per piece.
Thicker plates require more steel, extra rolling energy, and additional machining or fabrication effort, which usually drives up the unit price compared to thinner sheets.
Definitely—if you want a mirror, brushed, or polished finish, it takes extra processing, labor, and quality inspection, so a premium surface finish will add to the final cost.
Prices of nickel, chromium, and iron often fluctuate in the global market, and since these are key ingredients, their changes directly influence the market cost of 304/304L stainless steel.
When you need custom cut-to-size plates, it involves additional labor, precision tooling, waste management, and handling, which can make the final cost noticeably higher.
Yes! Plates used in food processing, chemical, pharmaceutical, or medical industries require certified grades, strict tolerances, and superior surface finishes, all of which can increase the price significantly.
If your project requires enhanced weldability or using low-carbon 304L, extra preparation, processing, and testing are needed, which will add to the overall production and material cost.
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