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Introduction
ASTM A666
covers annealed or cold-worked austenitic stainless steel sheets, plates,
strips, and flat bars intended for applications requiring excellent corrosion
resistance, high strength, superior formability, and outstanding fabrication
characteristics. The specification includes a wide range of chromium-nickel and
chromium-nickel-molybdenum stainless steel grades suitable for structural,
industrial, architectural, and engineering applications.
ASTM A666
stainless steel products are widely used in food processing equipment, chemical
processing plants, pharmaceutical industries, pressure vessels, architectural
structures, transportation equipment, kitchen equipment, heat exchangers, and
general fabrication. These products offer excellent resistance to oxidation,
corrosion, and staining while maintaining superior mechanical properties over a
broad temperature range.
The
combination of durability, weldability, and aesthetic appearance makes ASTM
A666 stainless steel sheets, plates, strips, and flat bars an ideal choice for
applications where both performance and appearance are important.
Ladhani
Metal Corporation is a manufacturer, supplier, and exporter of ASTM A666
Austenitic Stainless Steel Sheets, Plates, Strips, and Flat Bars, supplying
premium-quality stainless steel products for industrial, commercial, and
engineering applications worldwide.
Applicable
Standard
Standard
Specification: ASTM A666
Organization:
ASTM International
Title:
Standard Specification for Annealed or Cold-Worked Austenitic Stainless Steel
Sheet, Strip, Plate, and Flat Bar
This
specification covers annealed or cold-worked austenitic stainless steel sheet,
strip, plate, and flat bar intended for applications requiring excellent
corrosion resistance, strength, and fabrication characteristics.
Forms
of Supply
ASTM A666
stainless steel products are supplied in the following forms:
•
Stainless steel sheets
• Stainless steel plates
• Stainless steel strips
• Stainless steel flat bars
• Hot rolled plates
• Cold rolled sheets
• Precision strips
• Cut-to-size sheets
• Slit coils
• Flat rolled products
• Fabrication-ready components
• Custom-sized products
Grades
Covered Under ASTM A666
• Type
201
• Type 202
• Type 301
• Type 302
• Type 303
• Type 304
• Type 304L
• Type 305
• Type 309
• Type 309S
• Type 310
• Type 310S
• Type 316
• Type 316L
• Type 317
• Type 317L
• Type 321
• Type 347
• Type 348
Additional
austenitic stainless steel grades may be supplied in accordance with customer
requirements.
Supply
Condition
•
Annealed
• Cold worked
• Hot rolled
• Cold rolled
• Solution annealed
• Pickled and passivated
Surface
Finish
• No. 1
Finish
• 2B Finish
• BA (Bright Annealed) Finish
• No. 4 Finish
• Hairline Finish
• Mirror Finish
• Mill Finish
• Pickled Finish
Standard
Sizes
Sheets and Plates
Thickness:
0.3 mm to 100 mm
Width:
1000 mm to 2500 mm
Length:
Up to 12000 mm
Strips
Thickness:
0.10 mm to 6 mm
Width: 10
mm to 600 mm
Flat Bars
Thickness:
3 mm to 100 mm
Width: 20
mm to 300 mm
Custom
dimensions and processed components are available according to customer
requirements.
Chemical
Composition of ASTM A666
|
Grade |
Carbon (%) |
Manganese (%) |
Phosphorus (%) |
Sulfur (%) |
Silicon (%) |
Chromium (%) |
Nickel (%) |
Other Elements |
|
201 |
0.15 |
5.5–7.5 |
0.060 |
0.030 |
0.75 |
16.0–18.0 |
3.5–5.5 |
N 0.25 |
|
201L |
0.03 |
5.5–7.5 |
0.045 |
0.030 |
0.75 |
16.0–18.0 |
3.5–5.5 |
N 0.25 |
|
201LN |
0.03 |
6.4–7.5 |
0.045 |
0.015 |
0.75 |
16.0–17.5 |
4.0–5.0 |
N
0.10–0.25, Cu 1.00 |
|
202 |
0.15 |
7.5–10.0 |
0.060 |
0.030 |
0.75 |
17.0–19.0 |
4.0–6.0 |
N 0.25 |
|
204Cu |
0.030 |
7.0–9.0 |
0.040 |
0.030 |
1.00 |
15.0–17.0 |
1.50–3.00 |
N
0.15–0.30 |
|
205 |
0.12–0.25 |
14.0–15.0 |
0.060 |
0.030 |
0.75 |
16.5–18.0 |
1.00–1.75 |
N
0.32–0.40 |
|
301 |
0.15 |
2.00 |
0.045 |
0.030 |
1.00 |
16.0–18.0 |
6.0–8.0 |
N 0.10 |
|
301L |
0.03 |
2.00 |
0.045 |
0.030 |
1.00 |
16.0–18.0 |
6.0–8.0 |
N 0.20 |
|
301LN |
0.03 |
2.00 |
0.045 |
0.030 |
1.00 |
16.0–18.0 |
6.0–8.0 |
N
0.07–0.20 |
|
301Si |
0.15 |
2.00 |
0.045 |
0.030 |
1.00–1.35 |
16.0–18.0 |
6.0–8.0 |
N 0.20, Mo
1.00 |
|
302 |
0.15 |
2.00 |
0.045 |
0.030 |
0.75 |
17.0–19.0 |
8.0–10.0 |
— |
|
304 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0–20.0 |
8.0–10.5 |
N 0.10 |
|
304L |
0.030 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0–20.0 |
8.0–12.0 |
N 0.10 |
|
304N |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0–20.0 |
8.0–10.5 |
N
0.10–0.16 |
|
304LN |
0.030 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0–20.0 |
8.0–12.0 |
N
0.10–0.16 |
|
316 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
16.0–18.0 |
10.0–14.0 |
Mo
2.00–3.00 |
|
316L |
0.030 |
2.00 |
0.045 |
0.030 |
0.75 |
16.0–18.0 |
10.0–14.0 |
Mo
2.00–3.00 |
|
316N |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
16.0–18.0 |
10.0–14.0 |
Mo
2.00–3.00 |
|
XM-11 |
0.04 |
8.0–10.0 |
0.060 |
0.030 |
0.75 |
19.0–21.5 |
5.5–7.5 |
N
0.15–0.40 |
|
XM-14 |
0.12 |
14.0–16.0 |
0.060 |
0.030 |
0.75 |
17.0–19.0 |
5.0–6.0 |
N
0.35–0.50 |
Mechanical
Properties of ASTM A666
|
Grade |
Yield Strength
(MPa) Min |
Tensile Strength
(MPa) Min |
Elongation (%)
Min |
|
Type 304 |
205 |
515 |
40 |
|
Type 304L |
170 |
485 |
40 |
|
Type 316 |
205 |
515 |
40 |
|
Type 316L |
170 |
485 |
40 |
Mechanical
properties may vary depending on grade, thickness, and manufacturing condition.
Key
Features of ASTM A666 Stainless Steel Products
•
Excellent corrosion resistance
• Superior oxidation resistance
• High strength and durability
• Excellent weldability
• Outstanding formability
• Good machinability
• Attractive surface appearance
• Excellent hygienic properties
• Good low and high-temperature performance
• Long service life
Applications
of ASTM A666 Stainless Steel Products
Chemical Processing
Industry
•
Chemical storage tanks
• Process equipment
• Pressure vessels
• Process piping components
Food and Beverage Industry
• Food
processing equipment
• Dairy equipment
• Commercial kitchens
• Beverage production systems
Pharmaceutical Industry
•
Pharmaceutical processing equipment
• Sterile production systems
• Storage vessels
• Cleanroom components
Architectural Industry
•
Building facades
• Decorative panels
• Handrails
• Structural cladding
Industrial Manufacturing
• Heat
exchangers
• Fabricated equipment
• Industrial machinery
• Engineering components
Transportation Industry
• Railway
components
• Automotive parts
• Tanker fabrication
• Structural assemblies
Fabrication
and Welding
ASTM A666
stainless steel products provide excellent fabrication characteristics.
•
Suitable for conventional welding processes
• Excellent bending and forming properties
• Good machining characteristics
• Easy fabrication into complex components
• Suitable for deep drawing applications
• Excellent dimensional stability
Proper
welding procedures and filler materials should be selected according to the
stainless steel grade being used.
Heat
Treatment
ASTM A666
products are generally supplied in annealed or cold-worked conditions.
•
Solution annealing restores maximum corrosion resistance
• Cold working increases strength and hardness
• Stress relieving may be performed where required
• Controlled processing ensures uniform mechanical properties
• Proper heat treatment improves fabrication performance
Advantages
of ASTM A666 Stainless Steel Products
•
Excellent corrosion and oxidation resistance
• Superior mechanical strength
• Outstanding fabrication characteristics
• Excellent weldability and formability
• Attractive surface finish options
• Long operational life
• Low maintenance requirements
• Suitable for hygienic applications
• Cost-effective lifecycle performance
• Versatile for numerous industrial applications
Conclusion
ASTM A666
Austenitic Stainless Steel Sheets, Plates, Strips, and Flat Bars are premium
stainless steel products designed for applications requiring superior corrosion
resistance, strength, formability, and durability. Their excellent mechanical
properties, wide range of available grades, and outstanding fabrication
characteristics make them ideal for chemical processing, food processing,
pharmaceutical manufacturing, architectural structures, transportation, and
industrial engineering applications.
Ladhani Metal Corporation
supplies ASTM A666 austenitic stainless steel sheets, plates, strips, and flat
bars in various grades, sizes, surface finishes, and customized dimensions,
providing dependable stainless steel solutions for industrial, commercial, and
engineering projects worldwide.
FOR REQUIREMENT OF THIS GRADE
OR FOR DETAIL CONTACT US AT :-
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