Introduction
ASTM A276
covers stainless steel bars and shapes intended for use in a wide range of
industrial, structural, and machining applications. These products are
available in various grades of austenitic, ferritic, and martensitic stainless
steels, offering excellent corrosion resistance, strength, and versatility.
ASTM A276
stainless steel bars and shapes are widely used in industries where durability,
machinability, and resistance to corrosion are essential.
Ladhani
Metal Corporation is a manufacturer, supplier, and exporter of ASTM A276
stainless steel bars and shapes, providing high-quality products for diverse
engineering and industrial applications.
Applicable Standard
Standard
Specification: ASTM A276
Organization: ASTM International
Title: Standard Specification for Stainless Steel Bars and Shapes
This
specification covers hot-finished and cold-finished stainless steel bars and
shapes for general applications.
Forms of Supply
ASTM A276
stainless steel products are supplied in the following forms:
Round bars
Square bars
Hex bars
Flat bars
Angles and structural shapes
Supply
Condition
Hot finished
Cold drawn
Annealed condition
Solution annealed (for austenitic grades)
Surface
Finish
Black finish
Bright finish
Polished finish (if required)
Peeled or ground finish
Standard
Sizes
Diameter: 3
mm to 500 mm
Length: Up to 6 meters or as required
Shapes: As per standard or custom profiles
Grades Covered Under ASTM A276
Austenitic
Stainless Steel Grades:
304
304L
316
316L
321
347
Ferritic
Stainless Steel Grades:
409
430
Martensitic
Stainless Steel Grades:
410
420
These grades
offer a combination of corrosion resistance, strength, and machinability
depending on application requirements.
Chemical Composition of ASTM A276 Stainless Steel Bars
(%)
Austenitic Grades
|
UNS |
Grade/Type |
C |
Mn |
P |
S |
Si |
Cr |
Ni |
Mo |
N |
Other Elements |
|
N08367 |
— |
≤0.030 |
≤2.00 |
≤0.040 |
≤0.030 |
≤1.00 |
20.0–22.0 |
23.5–25.5 |
6.0–7.0 |
0.18–0.25 |
Cu
≤0.75 |
|
N08700 |
— |
≤0.04 |
≤2.00 |
≤0.040 |
≤0.030 |
≤1.00 |
19.0–23.0 |
24.0–26.0 |
4.3–5.0 |
— |
Cu
≤0.50, Cb min 8×C |
|
S20100 |
201 |
≤0.15 |
5.5–7.5 |
≤0.060 |
≤0.030 |
≤1.00 |
16.0–18.0 |
3.5–5.5 |
— |
≤0.25 |
— |
|
S20161 |
— |
≤0.15 |
4.0–6.0 |
≤0.045 |
≤0.030 |
3.0–4.0 |
15.0–18.0 |
4.0–6.0 |
— |
0.08–0.20 |
— |
|
S20162 |
— |
≤0.15 |
4.0–8.0 |
≤0.040 |
≤0.040 |
2.5–4.5 |
16.5–21.0 |
6.0–10.0 |
0.50–2.50 |
0.05–0.25 |
— |
|
S20200 |
202 |
≤0.15 |
7.5–10.0 |
≤0.060 |
≤0.030 |
≤1.00 |
17.0–19.0 |
4.0–6.0 |
— |
≤0.25 |
— |
|
S20500 |
205 |
0.12–0.25 |
14.0–15.5 |
≤0.060 |
≤0.030 |
≤1.00 |
16.5–18.0 |
1.0–1.7 |
— |
0.32–0.40 |
— |
|
S20910 |
XM-19 |
≤0.06 |
4.0–6.0 |
≤0.045 |
≤0.030 |
≤1.00 |
20.5–23.5 |
11.5–13.5 |
1.50–3.00 |
0.20–0.40 |
Cb,
V |
|
S21800 |
— |
≤0.10 |
7.0–9.0 |
≤0.060 |
≤0.030 |
3.5–4.5 |
16.0–18.0 |
8.0–9.0 |
— |
0.08–0.18 |
— |
|
S21900 |
XM-10 |
≤0.08 |
8.0–10.0 |
≤0.045 |
≤0.030 |
≤1.00 |
19.0–21.5 |
5.5–7.5 |
— |
0.15–0.40 |
— |
|
S21904 |
XM-11 |
≤0.04 |
8.0–10.0 |
≤0.045 |
≤0.030 |
≤1.00 |
19.0–21.5 |
5.5–7.5 |
— |
0.15–0.40 |
— |
|
S24000 |
XM-29 |
≤0.08 |
11.5–14.5 |
≤0.060 |
≤0.030 |
≤1.00 |
17.0–19.0 |
2.3–3.7 |
— |
0.20–0.40 |
— |
|
S24100 |
XM-28 |
≤0.15 |
11.0–14.0 |
≤0.045 |
≤0.030 |
≤1.00 |
16.5–19.0 |
0.50–2.50 |
— |
0.20–0.45 |
— |
|
S28200 |
— |
≤0.15 |
17.0–19.0 |
≤0.045 |
≤0.030 |
≤1.00 |
17.0–19.0 |
— |
0.75–1.25 |
0.40–0.60 |
Cu
0.75–1.25 |
|
S30200 |
302 |
≤0.15 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
17.0–19.0 |
8.0–10.0 |
— |
≤0.10 |
— |
|
S30215 |
302B |
≤0.15 |
≤2.00 |
≤0.045 |
≤0.030 |
2.0–3.0 |
17.0–19.0 |
8.0–10.0 |
— |
≤0.10 |
— |
|
S30400 |
304 |
≤0.08 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
18.0–20.0 |
8.0–11.0 |
— |
— |
— |
|
S30403 |
304L |
≤0.030 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
18.0–20.0 |
8.0–12.0 |
— |
— |
— |
|
S30451 |
304N |
≤0.08 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
18.0–20.0 |
8.0–11.0 |
— |
0.10–0.16 |
— |
|
S30452 |
XM-21 |
≤0.08 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
18.0–20.0 |
8.0–10.0 |
— |
0.16–0.30 |
— |
|
S30453 |
304LN |
≤0.030 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
18.0–20.0 |
8.0–11.0 |
— |
0.10–0.16 |
— |
|
S30500 |
305 |
≤0.12 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
17.0–19.0 |
11.0–13.0 |
— |
— |
— |
|
S30800 |
308 |
≤0.08 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
19.0–21.0 |
10.0–12.0 |
— |
— |
— |
|
S30900 |
309 |
≤0.20 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
22.0–24.0 |
12.0–15.0 |
— |
— |
— |
|
S30908 |
309S |
≤0.08 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
22.0–24.0 |
12.0–15.0 |
— |
— |
— |
|
S31000 |
310 |
≤0.25 |
≤2.00 |
≤0.045 |
≤0.030 |
1.50 |
24.0–26.0 |
19.0–22.0 |
— |
— |
— |
|
S31008 |
310S |
≤0.08 |
≤2.00 |
≤0.045 |
≤0.030 |
1.50 |
24.0–26.0 |
19.0–22.0 |
— |
— |
— |
|
S31254 |
— |
≤0.020 |
≤1.00 |
≤0.030 |
≤0.010 |
0.80 |
19.5–20.5 |
17.5–18.5 |
6.0–6.5 |
0.18–0.22 |
Cu |
|
S31600 |
316 |
≤0.08 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
16.0–18.0 |
10.0–14.0 |
2.0–3.0 |
— |
— |
|
S31603 |
316L |
≤0.030 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
16.0–18.0 |
10.0–14.0 |
2.0–3.0 |
— |
— |
|
S31635 |
316Ti |
≤0.08 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
16.0–18.0 |
10.0–14.0 |
2.0–3.0 |
— |
Ti |
|
S31640 |
316Cb |
≤0.08 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
16.0–18.0 |
10.0–14.0 |
2.0–3.0 |
— |
Nb |
|
S31700 |
317 |
≤0.08 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
18.0–20.0 |
11.0–15.0 |
3.0–4.0 |
≤0.10 |
— |
|
S32100 |
321 |
≤0.08 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
17.0–19.0 |
9.0–12.0 |
— |
— |
Ti |
|
S34700 |
347 |
≤0.08 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
17.0–19.0 |
9.0–12.0 |
— |
— |
Nb |
|
S34800 |
348 |
≤0.08 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
17.0–19.0 |
9.0–12.0 |
— |
— |
Nb,
Ta |
Austenitic-Ferritic
(Duplex) Grades
|
UNS |
Grade/Type |
C |
Mn |
P |
S |
Si |
Cr |
Ni |
Mo |
N |
Other Elements |
|
S31100 |
XM-26 |
≤0.06 |
≤1.00 |
≤0.045 |
≤0.030 |
≤1.00 |
25.0–27.0 |
6.0–7.0 |
— |
— |
Ti
0.25 |
|
S31803 |
— |
≤0.030 |
≤2.00 |
≤0.030 |
≤0.020 |
≤1.00 |
21.0–23.0 |
4.5–6.5 |
2.5–3.5 |
0.08–0.20 |
— |
|
S32101 |
— |
≤0.040 |
4.0–6.0 |
≤0.040 |
≤0.030 |
≤1.00 |
21.0–22.0 |
1.35–1.70 |
0.10–0.80 |
0.20–0.25 |
Cu
0.10–0.80 |
|
S32205 |
— |
≤0.030 |
≤2.00 |
≤0.030 |
≤0.020 |
≤1.00 |
22.0–23.0 |
4.5–6.5 |
3.0–3.5 |
0.14–0.20 |
— |
|
S32304 |
— |
≤0.030 |
≤2.50 |
≤0.040 |
≤0.030 |
≤1.00 |
21.5–24.5 |
3.0–5.5 |
0.05–0.60 |
0.05–0.20 |
Cu
0.05–0.60 |
|
S32506 |
— |
≤0.030 |
≤1.00 |
≤0.040 |
≤0.015 |
0.90 |
24.0–26.0 |
5.5–7.2 |
3.0–3.5 |
0.08–0.20 |
W
0.05–0.30 |
|
S32550 |
— |
≤0.04 |
≤1.50 |
≤0.040 |
≤0.030 |
≤1.00 |
24.0–27.0 |
4.5–6.5 |
2.9–3.9 |
0.10–0.25 |
Cu
1.50–2.50 |
|
S32760 |
— |
≤0.030 |
≤1.00 |
≤0.030 |
≤0.010 |
≤1.00 |
24.0–26.0 |
6.0–8.0 |
3.0–4.0 |
0.20–0.30 |
Cu
0.50–1.00, W 0.50–1.00 |
Ferritic Grades
|
UNS |
Grade/Type |
C |
Mn |
P |
S |
Si |
Cr |
Ni |
Mo |
N |
Other Elements |
|
S40500 |
405 |
≤0.08 |
≤1.00 |
≤0.040 |
≤0.030 |
≤1.00 |
11.5–14.5 |
≤0.50 |
— |
— |
Al
0.10–0.30 |
|
S40976 |
— |
≤0.030 |
≤1.00 |
≤0.040 |
≤0.030 |
≤1.00 |
10.5–11.7 |
0.75–1.00 |
— |
≤0.040 |
Nb
(Cb) stabilization |
|
S42900 |
429 |
≤0.12 |
≤1.00 |
≤0.040 |
≤0.030 |
≤1.00 |
14.0–16.0 |
— |
— |
— |
— |
|
S43000 |
430 |
≤0.12 |
≤1.00 |
≤0.040 |
≤0.030 |
≤1.00 |
16.0–18.0 |
— |
— |
— |
— |
|
S44400 |
444 |
≤0.025 |
≤1.00 |
≤0.040 |
≤0.030 |
≤1.00 |
17.5–19.5 |
≤1.00 |
1.75–2.50 |
≤0.035 |
Ti
+ Nb stabilized |
|
S44600 |
446 |
≤0.20 |
≤1.50 |
≤0.040 |
≤0.030 |
≤1.00 |
23.0–27.0 |
≤0.75 |
— |
≤0.25 |
— |
|
S44627 |
XM-27F |
≤0.010 |
≤0.40 |
≤0.020 |
≤0.020 |
≤0.40 |
25.0–27.5 |
≤0.50 |
0.75–1.50 |
≤0.015 |
Cu,
Nb (Cb) |
|
S44700 |
— |
≤0.010 |
≤0.30 |
≤0.025 |
≤0.020 |
≤0.20 |
28.0–30.0 |
≤0.15 |
3.5–4.2 |
≤0.020 |
Cu |
|
S44800 |
— |
≤0.010 |
≤0.30 |
≤0.025 |
≤0.020 |
≤0.20 |
28.0–30.0 |
2.00–2.50 |
3.5–4.2 |
≤0.020 |
Cu |
Martensitic Grades
|
UNS |
Grade/Type |
C |
Mn |
P |
S |
Si |
Cr |
Ni |
Mo |
N |
Other Elements |
|
S40300 |
403 |
≤0.15 |
≤1.00 |
≤0.040 |
≤0.030 |
≤0.50 |
11.5–13.0 |
— |
— |
— |
— |
|
S41000 |
410 |
0.08–0.15 |
≤1.00 |
≤0.040 |
≤0.030 |
≤1.00 |
11.5–13.5 |
— |
— |
— |
— |
|
S41040 |
XM-30 |
≤0.18 |
≤1.00 |
≤0.040 |
≤0.030 |
≤1.00 |
11.0–13.0 |
— |
— |
— |
Nb (Cb)
0.05–0.30 |
|
S41400 |
414 |
≤0.15 |
≤1.00 |
≤0.040 |
≤0.030 |
≤1.00 |
11.5–13.5 |
1.25–2.50 |
— |
— |
— |
|
S41425 |
— |
≤0.05 |
0.50–1.00 |
≤0.020 |
≤0.005 |
≤0.50 |
12.0–15.0 |
4.0–7.0 |
1.50–2.00 |
0.06–0.12 |
Cu 0.30 |
|
S41500 |
H |
≤0.05 |
0.50–1.00 |
≤0.030 |
≤0.030 |
≤0.60 |
11.5–14.0 |
3.5–5.5 |
0.50–1.00 |
— |
— |
|
S42000 |
420 |
≥0.15 |
≤1.00 |
≤0.040 |
≤0.030 |
≤1.00 |
12.0–14.0 |
— |
— |
— |
— |
|
S42010 |
— |
0.15–0.30 |
≤1.00 |
≤0.040 |
≤0.030 |
≤1.00 |
13.5–15.0 |
0.35–0.85 |
0.40–0.85 |
— |
— |
|
S43100 |
431 |
≤0.20 |
≤1.00 |
≤0.040 |
≤0.030 |
≤1.00 |
15.0–17.0 |
1.25–2.50 |
— |
— |
— |
|
S44002 |
440A |
0.60–0.75 |
≤1.00 |
≤0.040 |
≤0.030 |
≤1.00 |
16.0–18.0 |
— |
0.75 |
— |
— |
|
S44003 |
440B |
0.75–0.95 |
≤1.00 |
≤0.040 |
≤0.030 |
≤1.00 |
16.0–18.0 |
— |
0.75 |
— |
— |
|
S44004 |
440C |
0.95–1.20 |
≤1.00 |
≤0.040 |
≤0.030 |
≤1.00 |
16.0–18.0 |
— |
0.75 |
— |
— |
Key Features of ASTM A276 Stainless Steel Bars and
Shapes
Excellent
corrosion resistance
High strength and durability
Good machinability and weldability
Wide range of grades and shapes
Suitable for structural and engineering applications
Good surface finish and dimensional accuracy
Long service life with low maintenance
Applications of ASTM A276 Stainless Steel Bars and
Shapes
ASTM A276
products are widely used in industries requiring strength, corrosion
resistance, and precision.
Construction
& Structural
• Structural components
• Support frameworks
Engineering
& Manufacturing
• Shafts and fasteners
• Machined components
Oil &
Gas Industry
• Valves and fittings
• Pipeline components
Food &
Chemical Industry
• Processing equipment
• Hygienic components
Heat Treatment
Austenitic
grades are solution annealed
Ferritic grades are annealed
Martensitic grades are hardened and tempered
Heat treatment improves mechanical properties and corrosion resistance
Conclusion
ASTM A276
stainless steel bars and shapes provide a versatile and reliable solution for a
wide range of industrial and structural applications. With multiple grades and
forms available, these products offer excellent performance in terms of
strength, corrosion resistance, and machinability.
Ladhani
Metal Corporation supplies ASTM A276 stainless steel bars and shapes in various
grades, sizes, and finishes, ensuring high-quality products for engineering,
construction, and industrial applications.
FOR REQUIREMENT OF THIS GRADE OR FOR DETAIL CONTACT US AT :-
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