01
ASTM A240 / A240M
Chromium and chromium-nickel stainless steel plate, sheet, strip
Standard specification for chromium and chromium-nickel stainless steel plate, sheet and strip.
Stainless Steel — Industrial Product
Stainless Steel Plate 316
Austenitic 316 stainless steel plate supplied to ASTM A240 with molybdenum for chloride-rich chemical and marine applications.
Indicative priceUSD 2,400 - 3,200 / MT
Lead time20 - 30 working days
01
Overview
Stainless Steel Plate 316 combines austenitic stainless steel with 16–18% chromium, 10–14% nickel and 2–3% molybdenum for reliable chloride resistance and consistent dimensional control. The molybdenum addition delivers enhanced pitting and crevice corrosion performance in chloride-rich environments, making the plate suited to chemical processing tanks, petrochemical equipment, oil and gas facilities, marine structures and pharmaceutical systems. Supplied to ASTM A240 with mill test certification per EN 10204 3.1, it supports global procurement for harsh-service projects.
Key Characteristics
- 01 Corrosion Resistance Provides improved resistance to corrosive industrial environments.
- 02 Pitting Resistance Provides improved resistance to localized pitting corrosion.
- 03 Seawater Resistance Provides resistance to seawater and chloride-bearing environments.
- 04 Good Formability Supports bending, forming and other fabrication processes with suitable processing conditions.
- 05 High Temperature Capability Suitable for elevated-temperature service within the applicable material limits.
- 06 Standard Compliance Manufactured and supplied in accordance with the specified material and product standards.
Typical Applications
- Chemical Processing Process piping, transfer systems and equipment for corrosive and high-purity media.
- Petrochemical Piping, process systems and equipment for refining, petrochemical production and hydrocarbon processing.
- Oil & Gas Service Process piping, flow lines and utility systems across onshore and offshore upstream, midstream and downstream operations.
- Marine Engineering Piping, structural components and equipment exposed to chloride-containing marine environments.
- Pharmaceutical Hygienic process systems, vessels and manufacturing equipment for pharmaceutical production.
- Pressure Vessels Shell, head and nozzle components for pressure vessels designed to ASME, EN or equivalent codes.
- Storage Tanks Atmospheric and low-pressure storage tanks and related components for process facilities and bulk terminals.
- Shipbuilding Hull, structural sections and piping for commercial and naval vessels.
02
Specifications
Numbers in this section correspond to the applicable product standard, formatted for direct use in enquiry and approval documents.
Product specification
- Material
- Austenitic stainless steel
- Grade
- 316 / 1.4401 / SUS316
- UNS designation
- S31600
- Product form
- Plate / sheet
- Manufacturing method
- Hot rolled / cold rolled
- Surface / condition
- Mill finish; pickled / polished on request
- Cross-section
- Flat rectangular section, uniform thickness
Supply specifications
- Thickness
- 0.5 - 100 mm
- Width
- 1,000 - 3,000 mm
- Length
- 2,000 - 12,000 mm
- Tolerance
- According to ASTM A480 / EN 10051
- Surface finish
- Mill finish; brushed/polished on request
- Edge condition
- Mill edge; slit edge on request
- Marking
- Standard mill marking; customer marking on request
Final supply is confirmed against the project drawing, purchase agreement and the mill test certificate.
Chemical composition
ElementRequirement
C <= 0.08 %
Si <= 0.75 %
Mn <= 2.00 %
P <= 0.045 %
S <= 0.030 %
Cr 16.0 - 18.0 %
Ni 10.0 - 14.0 %
Mo 2.0 - 3.0 %
N <= 0.10 %
Fe Balance
Reference: ASTM A240 316.
Mechanical properties
PropertyRequirement
Tensile strength >= 515 MPa
Yield strength (0.2% offset) >= 205 MPa
Elongation in 50 mm >= 40 %
Hardness <= 217 HB / <= 95 HRB
Reference: ASTM A240 316 at room temperature.
Physical properties
PropertyTypical Value
Density 8.0 g/cm³
Elastic modulus 193 GPa
Thermal conductivity 16.3 W/m·K at 100°C
Electrical resistivity 0.74 μΩ·m
Specific heat 500 J/kg·K
Melting range 1,400 - 1,450 °C
Thermal expansion 15.9 x 10⁻⁶ /°C
Reference: Typical material values, 316.
Reference framework
Standards & documentation
The applicable product, dimensional and inspection standards should be confirmed together in the purchase specification.
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ASME SA240
ASME pressure vessel reference
ASME counterpart of ASTM A240 for pressure vessel and high-temperature applications.
03
EN 10088-2
Stainless steel flat products
European reference for stainless steel flat products for general purposes.
04
JIS G4304
Hot-rolled stainless steel plate, sheet and strip
Japanese reference for hot-rolled stainless steel plate, sheet and strip.
05
JIS G4305
Cold-rolled stainless steel plate, sheet and strip
Japanese reference for cold-rolled stainless steel plate, sheet and strip.
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EN 10204
Inspection documents
Defines inspection document types such as 3.1 and 3.2 for metallic product delivery.
03
Capability
From custom dimensions and precision sizing to heat treatment, surface finishing and product-specific processing, Wayland coordinates supply solutions tailored to your requirements.
Cutting
Cut-to-length and custom cutting according to order requirements.
Custom Dimensions
Non-standard dimensions, tolerances and dimensional combinations subject to product and mill capability.
Precision Sizing
Precision sizing and dimensional control for tighter tolerance requirements.
Cold Working
Cold drawing, cold sizing and other cold-working processes where required.
Heat Treatment
Heat treatment according to material, specification and applicable standard.
Surface Finishing
Surface treatment and finishing according to product, specification and application requirements.
Forming
Bending, forming and other shape modification according to drawings or order requirements.
Machining
Turning, drilling, milling and other machining operations where required.
Customization
Custom dimensions, lengths, surface conditions, end preparations and inspection requirements can be supplied according to project specifications. Final capability is confirmed per enquiry based on grade, size range and applicable standard.
04
Quality
Inspection and documentation procedures are coordinated to meet the requirements of the applicable product standard and the project specification.
- Dimensional inspection Geometry, dimensions and tolerances against the applicable standard
- Visual and surface inspection Surface condition, marking and overall appearance
Documents
- Inspection Report
- Chemical analysis Per heat, against the applicable standard
- Mechanical testing Tensile, yield, elongation and hardness
- Non-destructive testing UT, eddy-current, hydrostatic or other NDT as applicable
- Positive material identification PMI for alloy verification when required
Documents
- Mill Test Certificate (MTC)
- Heat number traceability Heat number carried through MTC and product marking
- Third-party inspection coordination SGS / BV / TÜV on request
Documents
- Third-Party Inspection Report
- EN 10204 documentation 3.1 MTC standard; 3.2 on request
Documents
- EN 10204 3.1 Mill Test Certificate
- EN 10204 3.2 Inspection Certificate
- Certificate of Origin
05
Selection
A well-prepared specification is the most efficient defence against clarification cycles.
- 01 Select material & grade
Choose the material grade according to service conditions, performance requirements and applicable standards.
- 02 Define size & supply condition
Specify the required dimensions, surface condition, heat-treatment condition and delivery requirements.
- 03 Confirm standard & requirements
State the applicable product standard, dimensional standard and governing project specification.
- 04 Define inspection & documentation
Confirm inspection, testing, certification and documentation requirements before order placement.
Example procurement specification
A complete specification suitable for enquiry, covering product, technical requirements, certification and delivery terms.
- Product
- Stainless Steel Plate 316
- Grade
- 316
- Standard
- ASTM A240
- Dimensions
- Thickness 3.0 mm × Width 1500 mm × Length 3000 mm (2B)
- Condition
- Hot Rolled; Mill Edge
- Certification
- EN 10204 3.1 Mill Test Certificate
- Quantity
- 20 Metric Tons
- Packaging
- Seaworthy Export Packing
- Incoterm
- CIF Hamburg
06
Logistics
From mill dispatch to destination port, each stage is coordinated with the nominated forwarder and documented against the purchase specification.
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Packaging
Export-suitable packaging with surface and edge protection.
Bundled, wrapped or crated according to product form and transport mode. Outer surface protected with weather-resistant material; ends and edges shielded against transit damage.
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Loading
FCL container for standard sizes; break bulk for oversized cargo.
Container loading via nominated forwarder. LCL and dimensions outside container allowance coordinated against the mill dispatch schedule.
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Documentation
Commercial invoice, packing list and certificate of origin.
Mill documentation travels with the shipment. EN 10204 3.1 / 3.2 certificates and third-party inspection reports provided as per purchase specification.
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Shipment
Sea freight as standard; alternative routes on request.
FCL / LCL container shipment or break bulk for oversized dimensions. Logistics coordinated through the nominated forwarder.
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Delivery
FOB · CFR · CIF · FCA · EXW arrangements available.
Incoterm 2020. Port of loading: Shanghai / Ningbo / Shenzhen. Final destination and terms confirmed per enquiry.
07
FAQ
Most enquiries reduce to a small set of recurring technical questions.
01 What is 316 stainless plate?
316 stainless plate (1.4401 / SUS316) is an austenitic grade with 2-3% molybdenum for improved resistance to chloride pitting and crevice corrosion.
02 When should 316 plate be specified over 304?
316 is preferred for marine, coastal, chemical processing, pharmaceutical and chloride-rich service where 304 is not adequate.
03 Is 316 plate suitable for food contact?
Yes. 316 plate is widely used for food processing, brewing, dairy and pharmaceutical equipment. Hygienic surface finishes are available.
04 Can 316 plate be supplied as low-carbon 316L?
Yes. 316L (1.4404 / SUS316L) with carbon ≤ 0.03% is available for welded applications requiring maximum intergranular corrosion resistance.
05 What is the maximum service temperature of 316 plate?
Continuous service up to 925 °C is acceptable. Sustained 425 - 860 °C exposure should be avoided to prevent carbide precipitation.