HRS Ferritic · 317L Stainless Steel Plate Supplier, Stockist & Importer

Stainless Steel 317L Plates
ASTM A240 317L

Low-Carbon Austenitic Grade · Enhanced Resistance to Pitting & Crevice Corrosion · Superior Weldability · Global Industrial Supply

ASTM A240 / ASME SA240 UNS S31703 EN 1.4438 JIS SUS 317L
📋 Table of Contents
1What is 317L Plate?
2Stainless Steel 317L Overview
3Metallurgical Characteristics
4Specifications
5Available Stock
6Types of 317L Plates
7Chemical Properties
8Mechanical Properties
9Pricing Information
10Equivalent Grades
11FAQs
HRS Ferritic · Globally Recognized Supplier

What is 317L Stainless Steel Plate?

317L stainless steel plate is a low-carbon, austenitic stainless steel alloy that offers enhanced corrosion resistance compared to standard grades like 316L. It contains higher levels of molybdenum, which significantly improves its resistance to pitting and crevice corrosion, especially in chloride-rich environments. The performance of 317L stainless steel plates is based on the formation of a passive chromium oxide layer on the surface.

  • Superior resistance to pitting and crevice corrosion
  • Excellent performance in chloride environments
  • High strength and durability
  • Improved weldability due to low carbon content
  • Resistance to chemical and acidic environments
  • Long service life and reliability
Stainless Steel 317L Plate Stockist India
HighMolybdenum
Grade Overview

317L Stainless Steel Plates

HRS Ferritic is a trusted 317L stainless steel Plate Supplier and Stockist, offering high-quality plates sourced from globally certified manufacturers for chemical, marine, and oil & gas sectors.

16–18%
Chromium Content
Austenitic
Crystal Structure
490–640
Tensile Strength MPa
0.5–100
Thickness Range mm
Composition Analysis

Metallurgical Characteristics of 317L Stainless Steel Plate

The addition of molybdenum and low carbon content ensures that 317L plates perform efficiently in harsh chemical and marine environments.

Fe
Iron
Provides the primary structural base, contributing to overall strength, rigidity, and durability.
Cr
Chromium
Forms a stable protective oxide layer, offering enhanced corrosion and rust resistance.
Ni
Nickel
Increases toughness, ductility, and overall corrosion resistance in marine and chemical applications.
Mo
Molybdenum
Boosts resistance to pitting, crevice corrosion, and chemical attack in chloride-containing environments.
C
Carbon
Maintained at low levels to improve weldability and reduce risk of sensitization.
Mn
Manganese
Enhances hot and cold workability, deoxidation, and strength, improving formability.
Si
Silicon
Provides enhanced oxidation resistance and high-temperature strength for oxidizing atmospheres.
Technical Data

Specifications for 317L Stainless Steel Plate

ASTM A240 · ASME SA240 · UNS S31703 · EN 1.4438

Specification Details
ASTM / ASME ASTM A240 / ASME SA240 (Plate, Sheet, and Strip)
UNS UNS S31703
EN / DIN EN 1.4438 / DIN 1.4438 / X2CrNiMo18‑15‑4
ISO ISO 18 15 3 L / 19 13 4 L
JIS SUS 317L
Product Form Sheets / Plates
Thickness Range 0.5 mm to 100 mm
Standard Widths 1000, 1219, 1250, 1500, 1800, 2000, 2500, 3000, 3500 mm
Standard Lengths 2000, 2440, 2500, 3000, 5800, 6000 mm
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 Wrap, Customized
Inventory

Ready Stock Availability & Product Forms

📄

Plates & Sheets

Precision sheets, heavy plates, and shim sheets for high-corrosion industrial use.

🌀

Coils & Strips

Slitting coils, perforated coils, and thin foils from 0.05 mm for specialized applications.

✂️

Specialty Forms

Circles, rings, custom-cut blanks, and chequered (tread) plates available to size.

📏

Edge Conditions

Mill edge, slit edge, round edge, and square edge available as per customer requirement.

🧪

Chromium (Cr)

16.0–18.0% — Primary element for corrosion and rust resistance.

🛡️

Molybdenum (Mo)

3.0–4.0% — Enhances resistance to pitting and chemical attack.

💎

Nickel (Ni)

10.0–14.0% — Increases toughness and ductility in marine use.

⚫

Carbon (C)

≤ 0.03% — Low carbon levels to improve weldability and sensitization resistance.

💪

Tensile Strength

490–640 MPa — High strength for critical industrial applications.

🎯

Yield Strength

205–320 MPa — Excellent structural foundation for pressure vessels.

📏

Elongation

≥ 40% — Superior ductility for complex forming and fabrication.

🔬

Hardness

180–220 HB — Optimized hardness for long service life and reliability.

Product Range

Types of 317L Stainless Steel Plate

We supply a diverse range of 317L plates processed for specific industrial corrosion requirements.

Hot Rolled 317L Plate
Cold Rolled 317L Plate
Polished 317L Plate
Chequered 317L Plate
Custom Fabricated 317L Plate
Precision 317L Shim Sheets
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 317L Stainless Steel Plate

The working mechanism of 317L is based on higher molybdenum alloying which forms a protective layer against localized corrosion and pitting.

Element Typical Percentage (%)
Chromium (Cr) 16.0 – 18.0
Nickel (Ni) 10.0 – 14.0
Molybdenum (Mo) 3.0 – 4.0
Carbon (C) ≤ 0.030
Manganese (Mn) ≤ 2.00
Silicon (Si) ≤ 1.00
Phosphorus (P) ≤ 0.045
Sulfur (S) ≤ 0.030
Nitrogen (N) ≤ 0.10
Iron (Fe) Balance (~60–65%)
Performance Data

Mechanical Properties of 317L Stainless Steel Plate

490–640
Tensile Strength
MPa — High strength for critical industrial applications
205–320
Yield Strength
MPa — Robust foundation for pressure-containing parts
≥ 40%
Elongation
Superior ductility for fabrication and bending
180–220 HB
Hardness
Typical Range — Reliable structural performance
Excellent
Creep Resistance
Better than many 300-series grades at temperature
High
Impact Toughness
Retains toughness even at low temperatures
Cost Information

Price List for 317L Stainless Steel Plate

Price Factors

What affects the 317L plate price?

  • Fluctuations in nickel & molybdenum prices
  • Plate size, thickness and tolerances
  • Surface finish and custom cutting
  • Market demand for corrosion-resistant alloys
  • Transportation and global logistics costs
  • Origin of manufacturing and certifications
Get Pricing Today
Get A Quote!
Competitive pricing · Bulk discounts · Export-ready stock
📧 info@hrsferritic.com
International Standards

Equivalent Grades for 317L Stainless Steel Plate

317L is internationally recognized for its superior corrosion resistance in acidic and chloride environments.

Standard / System Equivalent Grade / Designation
UNS / AISI (USA) S31703
ASTM / ASME ASTM A240 Type 317L
EN (Europe) 1.4438 / X2CrNiMo18‑15‑4
ISO (International) 18 15 3 L / 19 13 4 L
DIN (Germany) 1.4438 / X2CrNiMo18‑15‑4
JIS (Japan) SUS 317L
BS (UK) 317S16 / 317S12
AFNOR / NF (France) Z3CND18‑13‑05
GB (China) 00Cr19Ni13Mo3
GOST (Russia / CIS) 03Х17Н14М3
UNI (Italy) X2CrNiMo18‑15‑4
AS (Australia) AS 1449 317L
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Product Forms & 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 Assurance & Logistics
  • Testing: PMI, Ultrasonic Testing (UT), Radiography (RT), corrosion testing
  • Certification: EN 10204 3.1 / 3.2, NACE compliance (on request)
  • Global Supply: USA, UAE, Saudi Arabia, Singapore, Indonesia, Europe
  • Export Packaging: ISPM-15 wooden crates, shrink-wrapped & moisture-protected
Use Cases

Applications & Importance of 317L Stainless Steel Plate

⛽ Oil & Gas Sector
Ideal for offshore platforms and aggressive chemical processing equipment.
🧪 Chemical Processing
Widely used in reactors, storage tanks, and pipelines for corrosive acids.
✈️ Aerospace
Used in components exposed to highly corrosive and high-stress environments.
🌾 Fertilizer Industry
Suitable for handling aggressive chemicals and industrial fertilizers.
💊 Pharmaceuticals
Ensures high hygiene and resistance to contamination in production units.
🏗️ Construction
Used in structural assemblies exposed to harsh environmental and marine conditions.
⚡ EV & Electrical
Provides essential durability and corrosion resistance in electrical systems.
🚗 Automotive
Applied in exhaust systems and high-performance automotive components.
Why HRS Ferritic

Why Choose HRS Ferritic for 317L Stainless Steel Plate?

HRS Ferritic is known for delivering reliable and high-performance stainless steel solutions for demanding industrial applications. As a specialized 317L Plate Supplier and Stockist, we source from valuable global manufacturers without compromising on precision or quality. Trusted by industries for authentic materials conforming to the highest engineering standards.

Trusted 317L Plate Supplier & Stockist
High-quality materials from certified mills
Competitive pricing with bulk availability
Wide range of dimensional specifications
On-time delivery and expert technical support
Full EN 10204 3.1 / 3.2 documentation
Export-grade packaging for global markets
Supply to 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.
Support

Frequently Asked Questions

Quick answers to common queries about 317L Stainless Steel Plate.

Bigger plates are pricier since they require more material and sometimes special shipping or storage. Handling larger sizes can also mean extra labour and logistics expenses.
A polished or mirror finish looks great but comes at a cost. Extra processing, labour, and quality checks all add up, slightly increasing the final price.
Absolutely, 317L depends on nickel, chromium, and molybdenum, and their market prices fluctuate. So your plate cost can rise or fall depending on global steel markets.
Naturally, thicker 317L plates cost more because they use more material and are heavier to handle. Extra care in transportation and fabrication also adds to the overall cost.
Yes, it usually is because of the higher molybdenum content. That extra alloy makes it more resistant to corrosion and acids, especially in harsh environments.
Definitely. Any non-standard length or width needs extra cutting, handling, and sometimes waste material, which pushes up the total cost.
Tighter thickness tolerances cost a bit more since the manufacturer has to control rolling and quality checks closely to ensure precision and consistency.
317L shines in chemical, marine, and petrochemical applications. It's perfect for pressure vessels, heat exchangers, and storage tanks where durability and acid resistance matter most.
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