FOR REQUIREMENT OF THIS GRADE OR FOR DETAIL CONTACT US AT :-
Introduction
ASTM A240 /
A240M covers chromium and chromium-nickel stainless steel plates, sheets, and
strips intended for pressure vessels, general applications, and
high-temperature service. These materials are widely used due to their
excellent corrosion resistance, strength, and formability.
Chromium-nickel
stainless steels, commonly known as austenitic stainless steels, offer superior
resistance to oxidation and corrosion, along with good weldability and
toughness across a wide temperature range.
Ladhani
Metal Corporation is a manufacturer, supplier, and exporter of ASTM A240 /
A240M stainless steel plates, sheets, and strips, supplying high-quality
materials for industrial, structural, and pressure vessel applications.
Applicable Standard
- Standard Specification: ASTM A240 /
A240M
- Organization: ASTM International
- Title: Standard Specification for
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for
Pressure Vessels and for General Applications
This
specification covers flat-rolled stainless steel products intended for use in
corrosive and high-temperature environments.
Forms of Supply
ASTM A240
stainless steel is available in various forms:
- Plates
- Sheets
- Strips
- Coils
- Cut-to-length sheets
Supply Conditions
- Hot rolled condition
- Cold rolled condition
- Annealed condition
- Solution annealed condition
Surface Finishes
- No.1 finish (hot rolled, annealed,
pickled)
- 2B finish (cold rolled, annealed,
pickled)
- BA finish (bright annealed)
- No.4 finish (brushed)
- Mirror finish (as required)
Standard Sizes
- Thickness: 0.3 mm to 100 mm
- Width: Up to 2500 mm
- Length: Up to 12000 mm or as
required
Common Grades Covered Under ASTM A240 / A240M
Austenitic Chromium-Nickel Grades
304 | 304L |
316 | 316L | 317 | 317L | 321 | 347
Other Stainless Steel Grades
301 | 302 |
303 | 309 | 310 | 410 | 420 | 430
These grades
offer a wide range of corrosion resistance, strength, and temperature
capabilities.
Chemical
Composition Requirements (%)
AUSTENITIC STAINLESS STEELS
|
UNS No. |
Type/Grade |
C |
Mn |
P |
S |
Si |
Cr |
Ni |
Mo |
N |
Cu |
Other Elements |
|
|||||||||||
|
N08020 |
— |
0.07 |
2.00 |
0.045 |
0.035 |
1.00 |
19.0–21.0 |
32.0–38.0 |
2.00–3.00 |
— |
3.00–4.00 |
Nb (8×C min, 1.00 max) |
|
|||||||||||
|
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 |
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 |
— |
0.50 |
Nb (8×C min, 0.40 max) |
|
|||||||||||
|
N08800 |
800 |
0.10 |
1.50 |
0.045 |
0.015 |
1.00 |
19.0–23.0 |
30.0–35.0 |
— |
— |
0.75 |
Fe ≥39.5, Al 0.15–0.60, Ti 0.15–0.60 |
|
|||||||||||
|
N08810 |
800H |
0.05–0.10 |
1.50 |
0.045 |
0.015 |
1.00 |
19.0–23.0 |
30.0–35.0 |
— |
— |
0.75 |
Fe ≥39.5, Al 0.15–0.60, Ti 0.15–0.60 |
|
|||||||||||
|
N08811 |
— |
0.06–0.10 |
1.50 |
0.040 |
0.015 |
1.00 |
19.0–23.0 |
30.0–35.0 |
— |
— |
0.75 |
Fe ≥39.5, Ti 0.25–0.60, Al 0.25–0.60 |
|
|||||||||||
|
N08904 |
904L |
0.020 |
2.00 |
0.045 |
0.035 |
1.00 |
19.0–23.0 |
23.0–28.0 |
4.00–5.00 |
0.10 |
1.00–2.00 |
— |
|
|||||||||||
|
N08925 |
— |
0.020 |
1.00 |
0.045 |
0.030 |
0.50 |
19.0–21.0 |
24.0–26.0 |
6.00–7.00 |
0.10–0.20 |
0.80–1.50 |
— |
|
|||||||||||
|
N08926 |
— |
0.020 |
2.00 |
0.030 |
0.010 |
0.50 |
19.0–21.0 |
24.0–26.0 |
6.00–7.00 |
0.15–0.25 |
0.50–1.50 |
— |
|
|||||||||||
|
S20100 |
201 |
0.15 |
5.50–7.50 |
0.060 |
0.030 |
1.00 |
16.0–18.0 |
3.5–5.5 |
— |
— |
0.25 |
— |
|
|||||||||||
|
S20103 |
— |
0.03 |
5.50–7.50 |
0.045 |
0.030 |
0.75 |
16.0–18.0 |
3.5–5.5 |
— |
— |
0.25 |
— |
|
|||||||||||
|
S20153 |
201LNG |
0.03 |
6.40–7.50 |
0.045 |
0.015 |
0.75 |
16.0–17.5 |
4.0–5.0 |
— |
— |
0.10–0.25 |
N 1.00 |
|
|||||||||||
|
S20161 |
— |
0.15 |
4.00–6.00 |
0.040 |
0.040 |
3.00–4.00 |
15.0–18.0 |
4.0–6.0 |
— |
— |
0.08–0.20 |
— |
|
|||||||||||
|
S20200 |
202 |
0.15 |
7.50–10.00 |
0.060 |
0.030 |
1.00 |
17.0–19.0 |
4.0–6.0 |
— |
— |
0.25 |
— |
|
|||||||||||
|
S20400 |
— |
0.030 |
7.00–9.00 |
0.040 |
0.030 |
1.00 |
15.0–17.0 |
1.50–3.00 |
— |
— |
0.15–0.30 |
— |
|
|||||||||||
|
S20431 |
— |
0.12 |
5.00–7.00 |
0.045 |
0.030 |
1.00 |
17.0–18.0 |
2.0–4.0 |
— |
— |
0.10–0.25 |
1.50–3.50 |
|
|||||||||||
|
S20432 |
— |
0.08 |
3.00–5.00 |
0.045 |
0.030 |
1.00 |
17.0–18.0 |
4.0–6.0 |
— |
— |
0.05–0.20 |
2.00–3.00 |
|
|||||||||||
|
S20433 |
— |
0.08 |
5.50–7.50 |
0.045 |
0.030 |
1.00 |
17.0–18.0 |
3.5–5.5 |
— |
— |
0.10–0.25 |
1.50–3.50 |
|
|||||||||||
|
S20910 |
XM-19 |
0.06 |
4.00–6.00 |
0.040 |
0.030 |
0.75 |
20.5–23.5 |
11.5–13.5 |
1.50–3.00 |
0.20–0.40 |
— |
Nb, V |
|
|||||||||||
|
S21400 |
XM-31 |
0.12 |
14.00–16.00 |
0.045 |
0.030 |
0.30–1.00 |
17.0–18.5 |
1.00 |
— |
0.35 min |
— |
— |
|
|||||||||||
|
S21600 |
XM-17 |
0.08 |
7.50–9.00 |
0.045 |
0.030 |
0.75 |
17.5–22.0 |
5.0–7.0 |
2.00–3.00 |
0.25–0.50 |
— |
— |
|
|||||||||||
|
S21603 |
XM-18 |
0.03 |
7.50–9.00 |
0.045 |
0.030 |
0.75 |
17.5–22.0 |
5.0–7.0 |
2.00–3.00 |
0.25–0.50 |
— |
— |
|
|||||||||||
|
S21640 |
— |
0.08 |
3.50–6.50 |
0.060 |
0.030 |
1.00 |
17.5–19.5 |
4.0–6.5 |
0.50–2.00 |
0.08–0.30 |
— |
Nb 0.10–1.00 |
|
|||||||||||
|
S21800 |
— |
0.10 |
7.00–9.00 |
0.060 |
0.030 |
3.5–4.5 |
16.0–18.0 |
8.0–9.0 |
— |
0.08–0.18 |
— |
— |
|
|||||||||||
|
S21904 |
XM-11 |
0.04 |
8.00–10.00 |
0.060 |
0.030 |
0.75 |
19.0–21.5 |
5.5–7.5 |
— |
0.15–0.40 |
— |
— |
|
|||||||||||
|
S24000 |
XM-29 |
0.08 |
11.50–14.50 |
0.060 |
0.030 |
0.75 |
17.0–19.0 |
2.3–3.7 |
— |
0.20–0.40 |
— |
— |
|
|||||||||||
|
S30100 |
301 |
0.15 |
2.00 |
0.045 |
0.030 |
1.00 |
16.0–18.0 |
6.0–8.0 |
— |
— |
0.10 |
— |
|
|||||||||||
|
S30103 |
301L |
0.03 |
2.00 |
0.045 |
0.030 |
1.00 |
16.0–18.0 |
6.0–8.0 |
— |
— |
0.20 |
— |
|
|||||||||||
|
S30153 |
301LNG |
0.03 |
2.00 |
0.045 |
0.030 |
1.00 |
16.0–18.0 |
6.0–8.0 |
— |
— |
0.07–0.20 |
— |
|
|||||||||||
|
S30200 |
302 |
0.15 |
2.00 |
0.045 |
0.030 |
0.75 |
17.0–19.0 |
8.0–10.0 |
— |
— |
0.10 |
— |
|
|||||||||||
|
S30400 |
304 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0–20.0 |
8.0–11.0 |
— |
— |
0.10 |
— |
|
|||||||||||
|
S30403 |
304L |
0.030 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0–20.0 |
8.0–12.0 |
— |
— |
0.10 |
— |
|
|||||||||||
|
S30409 |
304H |
0.04–0.10 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0–20.0 |
8.0–10.5 |
— |
— |
— |
— |
|
|||||||||||
|
S30500 |
305 |
0.12 |
2.00 |
0.045 |
0.030 |
0.75 |
17.0–19.0 |
10.5–13.0 |
— |
— |
— |
— |
|
|||||||||||
|
S30908 |
309S |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
22.0–24.0 |
12.0–15.0 |
— |
— |
— |
— |
|
|||||||||||
|
S30909 |
309H |
0.04–0.10 |
2.00 |
0.045 |
0.030 |
0.75 |
22.0–24.0 |
12.0–15.0 |
— |
— |
— |
— |
|
|||||||||||
|
S31008 |
310S |
0.08 |
2.00 |
0.045 |
0.030 |
1.50 |
24.0–26.0 |
19.0–22.0 |
— |
— |
— |
— |
|
|||||||||||
|
S31600 |
316 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
16.0–18.0 |
10.0–14.0 |
2.00–3.00 |
— |
— |
— |
|
|||||||||||
|
S31603 |
316L |
0.030 |
2.00 |
0.045 |
0.030 |
0.75 |
16.0–18.0 |
10.0–14.0 |
2.00–3.00 |
— |
— |
— |
|
|||||||||||
|
S31609 |
316H |
0.04–0.10 |
2.00 |
0.045 |
0.030 |
0.75 |
16.0–18.0 |
10.0–14.0 |
2.00–3.00 |
— |
— |
— |
|
|||||||||||
|
UNS
Designation |
Type |
C |
Mn |
P |
S |
Si |
Cr |
Ni |
Mo |
N |
Cu |
Other
Elements |
||||||||||||
|
S31635 |
316Ti |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
16.0–18.0 |
10.0–14.0 |
2.00–3.00 |
0.10 |
— |
Ti
5×(C+N) min, 0.70 max |
||||||||||||
|
S31640 |
316Cb |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
16.0–18.0 |
10.0–14.0 |
2.00–3.00 |
0.10 |
— |
Nb
10×C min, 1.10
max |
||||||||||||
|
S31651 |
316N |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
16.0–18.0 |
10.0–14.0 |
2.00–3.00 |
0.10–0.16 |
— |
— |
||||||||||||
|
S31653 |
316LN |
0.030 |
2.00 |
0.045 |
0.030 |
0.75 |
16.0–18.0 |
10.0–14.0 |
2.00–3.00 |
0.10–0.16 |
— |
— |
||||||||||||
|
S31655 |
— |
0.030 |
2.00 |
0.045 |
0.015 |
1.00 |
19.5–21.5 |
8.0–9.5 |
0.50–1.50 |
0.14–0.25 |
1.00 |
— |
||||||||||||
|
S31700 |
317 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0–20.0 |
11.0–15.0 |
3.0–4.0 |
0.10 |
— |
— |
||||||||||||
|
S31703 |
317L |
0.030 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0–20.0 |
11.0–15.0 |
3.0–4.0 |
0.10 |
— |
— |
||||||||||||
|
S31725 |
317LM |
0.030 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0–20.0 |
13.5–17.5 |
4.0–5.0 |
0.20 |
— |
— |
||||||||||||
|
S31726 |
317LMN |
0.030 |
2.00 |
0.045 |
0.030 |
0.75 |
17.0–20.0 |
13.5–17.5 |
4.0–5.0 |
0.10–0.20 |
— |
— |
||||||||||||
|
S31727 |
— |
0.030 |
1.00 |
0.030 |
0.030 |
1.00 |
17.5–19.0 |
14.5–16.5 |
3.8–4.5 |
0.15–0.21 |
2.80–4.00 |
— |
||||||||||||
|
S31730 |
— |
0.030 |
2.00 |
0.040 |
0.010 |
1.00 |
17.0–19.0 |
15.0–16.5 |
3.0–4.0 |
0.045 |
4.0–5.0 |
— |
||||||||||||
|
S31753 |
317LN |
0.030 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0–20.0 |
11.0–15.0 |
3.0–4.0 |
0.10–0.22 |
— |
— |
||||||||||||
|
S32050 |
— |
0.030 |
1.50 |
0.035 |
0.020 |
1.00 |
22.0–24.0 |
20.0–23.0 |
6.0–6.8 |
0.21–0.32 |
0.40 |
— |
||||||||||||
|
S32053 |
— |
0.030 |
1.00 |
0.030 |
0.010 |
1.00 |
22.0–24.0 |
24.0–26.0 |
5.0–6.0 |
0.17–0.22 |
— |
— |
||||||||||||
|
S32100 |
321 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
17.0–19.0 |
9.0–12.0 |
— |
0.10 |
— |
Ti
5×(C+N) min, 0.70
max |
||||||||||||
|
S32109 |
321H |
0.04–0.10 |
2.00 |
0.045 |
0.030 |
0.75 |
17.0–19.0 |
9.0–12.0 |
— |
— |
— |
Ti
4×(C+N) min, 0.70
max |
||||||||||||
|
S32615 |
— |
0.07 |
2.00 |
0.045 |
0.030 |
4.80–6.00 |
16.5–19.5 |
19.0–22.0 |
0.30–1.50 |
— |
1.50–2.50 |
— |
||||||||||||
|
S32654 |
— |
0.020 |
2.00–4.00 |
0.030 |
0.005 |
0.50 |
24.0–25.0 |
21.0–23.0 |
7.0–8.0 |
0.45–0.55 |
0.30–0.60 |
— |
||||||||||||
|
S33228 |
— |
0.04–0.08 |
1.00 |
0.020 |
0.015 |
0.30 |
26.0–28.0 |
31.0–33.0 |
— |
— |
— |
Ce
0.05–0.10, Nb 0.6–1.0, Al 0.025 |
||||||||||||
|
S33400 |
334 |
0.08 |
1.00 |
0.030 |
0.015 |
1.00 |
18.0–20.0 |
19.0–21.0 |
— |
— |
— |
Al
0.15–0.60, Ti 0.15–0.60 |
||||||||||||
|
S33425 |
— |
0.08 |
1.50 |
0.045 |
0.020 |
1.00 |
21.0–23.0 |
20.0–23.0 |
2.00–3.00 |
— |
— |
Al
0.15–0.60, Ti
0.15–0.60 |
||||||||||||
|
S33426 |
— |
0.030 |
1.00 |
0.030 |
0.015 |
0.80–1.50 |
19.5–22.0 |
19.0–21.0 |
1.80–2.20 |
— |
— |
— |
||||||||||||
|
S33550 |
— |
0.04–0.10 |
1.50 |
0.040 |
0.030 |
1.00 |
25.0–28.0 |
16.5–20.0 |
— |
0.18–0.25 |
— |
Nb
0.05–0.15, La+Ce
0.025–0.070 |
||||||||||||
|
S34565 |
— |
0.030 |
5.00–7.00 |
0.030 |
0.010 |
1.00 |
23.0–25.0 |
16.0–18.0 |
4.0–5.0 |
0.40–0.60 |
— |
Nb
0.10 |
||||||||||||
|
S34700 |
347 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
17.0–19.0 |
9.0–13.0 |
— |
— |
— |
Nb
10×C min, 1.00 max |
||||||||||||
|
S34709 |
347H |
0.04–0.10 |
2.00 |
0.045 |
0.030 |
0.75 |
17.0–19.0 |
9.0–13.0 |
— |
— |
— |
Nb
8×C min, 1.00
max |
||||||||||||
|
S34751 |
347LN |
0.005–0.020 |
2.00 |
0.045 |
0.030 |
1.00 |
17.0–19.0 |
9.0–13.0 |
— |
0.06–0.10 |
— |
Nb
0.20–0.50, 15×C
min |
||||||||||||
|
S34752 |
— |
0.005–0.02 |
2.00 |
0.035 |
0.010 |
0.60 |
17.0–19.0 |
10.0–13.0 |
0.20–1.20 |
0.06–0.12 |
2.50–3.50 |
Nb
0.20–0.50, B
0.001–0.005 |
||||||||||||
|
S34800 |
348 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
17.0–19.0 |
9.0–13.0 |
— |
— |
— |
(Nb+Ta)
10×C min, Ta 0.10 |
||||||||||||
|
S34809 |
348H |
0.04–0.10 |
2.00 |
0.045 |
0.030 |
0.75 |
17.0–19.0 |
9.0–13.0 |
— |
— |
— |
(Nb+Ta)
8×C min, Ta 0.10 |
||||||||||||
|
S35045 |
— |
0.06–0.10 |
1.50 |
0.045 |
0.015 |
1.00 |
25.0–29.0 |
32.0–37.0 |
— |
— |
0.75 |
Al
0.15–0.60, Ti
0.15–0.60 |
||||||||||||
|
S35115 |
— |
0.030 |
1.00 |
0.045 |
0.015 |
0.50–1.50 |
23.0–25.0 |
19.0–22.0 |
1.50–2.50 |
0.20–0.30 |
— |
— |
||||||||||||
|
S35125 |
— |
0.10 |
1.00–1.50 |
0.045 |
0.015 |
0.50 |
20.0–23.0 |
31.0–35.0 |
2.00–3.00 |
— |
— |
Nb
0.25–0.60 |
||||||||||||
|
S35135 |
— |
0.08 |
1.00 |
0.045 |
0.015 |
0.60–1.00 |
20.0–25.0 |
30.0–38.0 |
4.0–4.8 |
— |
0.75 |
Ti
0.40–1.00 |
||||||||||||
|
S35140 |
— |
0.10 |
1.00–3.00 |
0.045 |
0.030 |
0.75 |
20.0–22.0 |
25.0–27.0 |
1.00–2.00 |
0.08–0.20 |
— |
Nb
0.25–0.75 |
||||||||||||
|
S35315 |
— |
0.04–0.08 |
2.00 |
0.040 |
0.030 |
1.20–2.00 |
24.0–26.0 |
34.0–36.0 |
— |
0.12–0.18 |
— |
Ce
0.03–0.10 |
||||||||||||
|
S38100 |
XM-15 |
0.08 |
2.00 |
0.030 |
0.030 |
1.50–2.50 |
17.0–19.0 |
17.5–18.5 |
— |
— |
— |
— |
||||||||||||
Duplex
Grades
|
UNS
Designation |
Type |
C |
Mn |
P |
S |
Si |
Cr |
Ni |
Mo |
N |
Cu |
Other
Elements |
|
S31200 |
— |
0.030 |
2.00 |
0.045 |
0.030 |
1.00 |
24.0–26.0 |
5.5–6.5 |
1.20–2.00 |
0.14–0.20 |
— |
— |
|
S31260 |
— |
0.03 |
1.00 |
0.030 |
0.030 |
0.75 |
24.0–26.0 |
5.5–7.5 |
2.5–3.5 |
0.10–0.30 |
0.20–0.80 |
W
0.10–0.50 |
|
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 |
— |
— |
|
S32001 |
— |
0.030 |
4.00–6.00 |
0.040 |
0.030 |
1.00 |
19.5–21.5 |
1.00–3.00 |
0.60 |
0.05–0.17 |
1.00 |
— |
|
S32003 |
— |
0.030 |
2.00 |
0.030 |
0.020 |
1.00 |
19.5–22.5 |
3.0–4.0 |
1.50–2.00 |
0.14–0.20 |
— |
— |
|
S32101 |
— |
0.040 |
4.00–6.00 |
0.040 |
0.030 |
1.00 |
21.0–22.0 |
1.35–1.70 |
0.10–0.80 |
0.20–0.25 |
0.10–0.80 |
— |
|
S32202 |
— |
0.030 |
2.00 |
0.040 |
0.010 |
1.00 |
21.5–24.0 |
1.00–2.80 |
0.45 |
0.18–0.26 |
— |
— |
|
S32205 |
2205 |
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 |
2304 |
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 |
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 |
|
S32520 |
— |
0.030 |
1.50 |
0.035 |
0.020 |
0.80 |
24.0–26.0 |
5.5–8.0 |
3.0–4.0 |
0.20–0.35 |
0.50–2.00 |
— |
|
S32550 |
255 |
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 |
1.50–2.50 |
— |
|
S32750 |
2507 |
0.030 |
1.20 |
0.035 |
0.020 |
0.80 |
24.0–26.0 |
6.0–8.0 |
3.0–5.0 |
0.24–0.32 |
0.50 |
— |
|
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 |
0.50–1.00 |
W
0.50–1.00 |
|
S32808 |
— |
0.030 |
1.10 |
0.030 |
0.010 |
0.50 |
27.0–27.9 |
7.0–8.2 |
0.80–1.2 |
0.30–0.40 |
— |
W
2.10–2.50 |
|
S32900 |
329 |
0.08 |
1.00 |
0.040 |
0.030 |
0.75 |
23.0–28.0 |
2.0–5.0 |
1.00–2.00 |
— |
— |
— |
|
S32906 |
— |
0.030 |
0.80–1.50 |
0.030 |
0.030 |
0.80 |
28.0–30.0 |
5.8–7.5 |
1.50–2.60 |
0.30–0.40 |
0.80 |
— |
|
UNS
Designation |
Type/Grade |
C |
Mn |
P |
S |
Si |
Cr |
Ni |
Mo |
N |
Cu |
Other
Elements |
|
S32950 |
— |
0.030 |
2.00 |
0.035 |
0.010 |
0.60 |
26.0–29.0 |
3.5–5.2 |
1.00–2.50 |
0.15–0.35 |
— |
— |
|
S39274 |
— |
0.030 |
1.00 |
0.030 |
0.020 |
0.80 |
24.0–26.0 |
6.0–8.0 |
2.5–3.5 |
0.24–0.32 |
0.20–0.80 |
W
1.50–2.50 |
|
S81921 |
— |
0.030 |
2.00–4.00 |
0.040 |
0.030 |
1.00 |
19.0–22.0 |
2.0–4.0 |
1.00–2.00 |
0.14–0.20 |
— |
— |
|
S82011 |
— |
0.030 |
2.00–3.00 |
0.040 |
0.020 |
1.00 |
20.5–23.5 |
1.0–2.0 |
0.10–1.00 |
0.15–0.27 |
0.50 |
— |
|
S82012 |
— |
0.05 |
2.00–4.00 |
0.040 |
0.005 |
0.80 |
19.0–20.5 |
0.8–1.5 |
0.10–0.60 |
0.16–0.26 |
1.00 |
— |
|
S82013 |
— |
0.060 |
2.50–3.50 |
0.040 |
0.030 |
0.90 |
19.5–22.0 |
0.5–1.5 |
— |
0.20–0.30 |
0.20–1.20 |
— |
|
S82031 |
— |
0.05 |
2.50 |
0.040 |
0.005 |
0.80 |
19.0–22.0 |
2.0–4.0 |
0.60–1.40 |
0.14–0.24 |
1.00 |
— |
|
S82121 |
— |
0.035 |
1.00–2.50 |
0.040 |
0.010 |
1.00 |
21.0–23.0 |
2.0–4.0 |
0.30–1.30 |
0.15–0.25 |
0.20–1.20 |
— |
|
S82122 |
— |
0.030 |
2.0–4.0 |
0.040 |
0.020 |
0.75 |
20.5–21.5 |
1.5–2.5 |
0.60 |
0.15–0.20 |
0.50–1.50 |
— |
|
S82441 |
— |
0.030 |
2.50–4.00 |
0.035 |
0.005 |
0.70 |
23.0–25.0 |
3.0–4.5 |
1.00–2.00 |
0.20–0.30 |
0.10–0.80 |
— |
Ferritic
/ Martensitic Grades
|
UNS
Designation |
Type/Grade |
C |
Mn |
P |
S |
Si |
Cr |
Ni |
Mo |
N |
Cu |
Other
Elements |
|
S32803 |
— |
0.015 |
0.50 |
0.020 |
0.0035 |
0.55 |
28.0–29.0 |
3.0–4.0 |
1.80–2.50 |
0.020 |
— |
Nb
12×(C+N), 0.15–0.50 |
|
S40300 |
403 |
0.15 |
1.00 |
0.040 |
0.030 |
0.50 |
11.5–13.0 |
0.60 |
— |
— |
— |
— |
|
S40500 |
405 |
0.08 |
1.00 |
0.040 |
0.030 |
1.00 |
11.5–14.5 |
0.60 |
— |
— |
— |
Al
0.10–0.30 |
|
S40910 |
— |
0.030 |
1.00 |
0.040 |
0.020 |
1.00 |
10.5–11.7 |
0.50 |
— |
0.030 |
— |
Ti
6×(C+N), Nb 0.17 |
|
S40920 |
— |
0.030 |
1.00 |
0.040 |
0.020 |
1.00 |
10.5–11.7 |
0.50 |
— |
0.030 |
— |
Ti,
Nb |
|
S40930 |
— |
0.030 |
1.00 |
0.040 |
0.020 |
1.00 |
10.5–11.7 |
0.50 |
— |
0.030 |
— |
(Ti+Nb)
controlled |
|
S40945 |
— |
0.030 |
1.00 |
0.040 |
0.030 |
1.00 |
10.5–11.7 |
0.50 |
— |
0.030 |
— |
Nb,
Ti |
|
S41000 |
410 |
0.08–0.15 |
1.00 |
0.040 |
0.030 |
1.00 |
11.5–13.5 |
0.75 |
— |
— |
— |
— |
|
S42000 |
420 |
0.15
min |
1.00 |
0.040 |
0.030 |
1.00 |
12.0–14.0 |
0.75 |
0.50 |
— |
— |
— |
|
S42200 |
422 |
0.20–0.25 |
0.50–1.00 |
0.025 |
0.025 |
0.50 |
11.0–12.5 |
0.50–1.00 |
0.90–1.25 |
— |
— |
V,
W |
|
S43000 |
430 |
0.12 |
1.00 |
0.040 |
0.030 |
1.00 |
16.0–18.0 |
0.75 |
— |
— |
— |
— |
|
S43100 |
431 |
0.20 |
1.00 |
0.040 |
0.030 |
1.00 |
15.0–17.0 |
1.25–2.50 |
— |
— |
— |
— |
|
S43400 |
434 |
0.12 |
1.00 |
0.040 |
0.030 |
1.00 |
16.0–18.0 |
— |
0.75–1.25 |
— |
— |
— |
|
S43600 |
436 |
0.12 |
1.00 |
0.040 |
0.030 |
1.00 |
16.0–18.0 |
— |
0.75–1.25 |
— |
— |
Nb |
|
S44200 |
442 |
0.20 |
1.00 |
0.040 |
0.040 |
1.00 |
18.0–23.0 |
0.60 |
— |
— |
— |
— |
|
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 |
|
S44600 |
446 |
0.20 |
1.50 |
0.040 |
0.030 |
1.00 |
23.0–27.0 |
0.75 |
— |
0.25 |
— |
— |
|
UNS
Designation |
Type/Grade |
C |
Mn |
P |
S |
Si |
Cr |
Ni |
Mo |
N |
Cu |
Other
Elements |
|
S44627 |
XM-27J |
0.010
N |
0.40 |
0.020 |
0.020 |
0.40 |
25.0–27.5 |
0.50 |
0.75–1.50 |
0.015
N |
0.20 |
Nb,
(Ni+Cu) |
|
S44635 |
— |
0.025 |
1.00 |
0.040 |
0.030 |
0.75 |
24.5–26.0 |
3.5–4.5 |
3.5–4.5 |
0.035 |
— |
Ti+Nb |
|
S44660 |
— |
0.030 |
1.00 |
0.040 |
0.030 |
1.00 |
25.0–28.0 |
1.0–3.5 |
3.0–4.0 |
0.040 |
— |
Ti+Nb |
|
S44700 |
— |
0.010 |
0.30 |
0.025 |
0.020 |
0.20 |
28.0–30.0 |
0.15 |
3.5–4.2 |
0.020 |
0.15 |
(C+N) |
|
S44725 |
— |
0.015 |
0.40 |
0.040 |
0.020 |
0.040 |
25.0–28.5 |
0.30 |
1.5–2.5 |
0.018 |
— |
Ti+Nb |
|
S44735 |
— |
0.030 |
1.00 |
0.040 |
0.030 |
1.00 |
28.0–30.0 |
1.00 |
3.6–4.2 |
0.045 |
— |
Ti+Nb |
|
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 |
0.15 |
(C+N) |
|
S46800 |
— |
0.030 |
1.00 |
0.040 |
0.030 |
1.00 |
18.0–20.0 |
0.50 |
— |
0.030 |
— |
Ti,
Nb |
Mechanical Test
Requirements Table
|
UNS Designation |
Type |
Tensile Strength (min) ksi |
Tensile Strength (MPa) |
Yield Strength (min) ksi |
Yield Strength (MPa) |
Elongation (%) |
Hardness (HBW) |
Hardness (Rockwell) |
Cold Bend |
|
N08020 |
— |
80 |
550 |
35 |
240 |
30 |
217 |
95 HRBW |
Not Required |
|
N08367 (Sheet/Strip) |
— |
100 |
690 |
45 |
310 |
30 |
— |
100 HRBW |
Not Required |
|
N08367 (Plate) |
— |
95 |
655 |
45 |
310 |
30 |
241 |
— |
Not Required |
|
N08700 |
— |
80 |
550 |
35 |
240 |
30 |
192 |
90 HRBW |
Not Required |
|
N08800 (800F) |
— |
75 |
520 |
30 |
205 |
30 |
— |
— |
Not Required |
|
N08810 (800HF) |
— |
65 |
450 |
25 |
170 |
30 |
— |
— |
Not Required |
|
N08811 |
— |
65 |
450 |
25 |
170 |
30 |
— |
— |
Not Required |
|
N08904 (904LF) |
— |
71 |
490 |
31 |
220 |
35 |
— |
90 HRBW |
Not Required |
|
N08925 |
— |
87 |
600 |
43 |
295 |
40 |
— |
— |
Not Required |
|
N08926 |
— |
94 |
650 |
43 |
295 |
35 |
— |
— |
Not Required |
|
S20100 (201-1) |
— |
75 |
515 |
38 |
260 |
40 |
217 |
95 HRBW |
— |
|
S20100 (201-2) |
— |
95 |
655 |
45 |
310 |
40 |
241 |
100 HRBW |
— |
|
S20103 (201L) |
— |
95 |
655 |
38 |
260 |
40 |
217 |
95 HRBW |
Not Required |
|
S20153 (201LN) |
— |
95 |
655 |
45 |
310 |
45 |
241 |
100 HRBW |
Not Required |
|
S20161 |
— |
125 |
860 |
50 |
345 |
40 |
255 |
25 HRC |
Not Required |
|
S20200 (202) |
— |
90 |
620 |
38 |
260 |
40 |
241 |
— |
— |
|
S20400 |
— |
95 |
655 |
48 |
330 |
35 |
241 |
100 HRBW |
Not Required |
|
S20431 |
— |
90 |
620 |
45 |
310 |
40 |
241 |
100 HRBW |
Not Required |
|
S20432 |
— |
75 |
515 |
30 |
205 |
40 |
201 |
92 HRBW |
Not Required |
|
S20433 |
— |
80 |
550 |
35 |
240 |
40 |
217 |
95 HRBW |
Not Required |
|
S20910 (Sheet) |
XM-19 |
105 |
725 |
60 |
415 |
30 |
241 |
100 HRBW |
Not Required |
|
S20910 (Plate) |
XM-19 |
100 |
690 |
55 |
380 |
35 |
241 |
100 HRBW |
Not Required |
|
S21600 (Sheet) |
XM-17 |
100 |
690 |
60 |
415 |
40 |
241 |
100 HRBW |
Not Required |
|
S21600 (Plate) |
XM-17 |
90 |
620 |
50 |
345 |
40 |
241 |
100 HRBW |
Not Required |
|
S21603 (Sheet) |
XM-18 |
100 |
690 |
60 |
415 |
40 |
241 |
100 HRBW |
Not Required |
|
S21603 (Plate) |
XM-18 |
90 |
620 |
50 |
345 |
40 |
241 |
100 HRBW |
Not Required |
|
S21640 |
— |
95 |
650 |
45 |
310 |
40 |
— |
— |
Not Required |
|
S21800 |
— |
95 |
655 |
50 |
345 |
35 |
241 |
100 HRBW |
Not Required |
|
S21904 (Sheet) |
XM-11 |
100 |
690 |
60 |
415 |
40 |
241 |
100 HRBW |
Not Required |
|
S21904 (Plate) |
XM-11 |
90 |
620 |
50 |
345 |
45 |
241 |
100 HRBW |
Not Required |
|
S24000 (Sheet) |
XM-29 |
100 |
690 |
60 |
415 |
40 |
241 |
100 HRBW |
Not Required |
|
S24000 (Plate) |
XM-29 |
100 |
690 |
55 |
380 |
40 |
241 |
100 HRBW |
Not Required |
|
S30100 (301) |
— |
75 |
515 |
30 |
205 |
40 |
217 |
95 HRBW |
Not Required |
|
S30103 (301L) |
— |
80 |
550 |
32 |
220 |
45 |
241 |
100 HRBW |
Not Required |
|
S30153 (301LN) |
— |
80 |
550 |
35 |
240 |
45 |
241 |
100 HRBW |
Not Required |
|
S30200 (302) |
— |
75 |
515 |
30 |
205 |
40 |
201 |
92 HRBW |
Not Required |
|
S30400 (304) |
— |
75 |
515 |
30 |
205 |
40 |
201 |
92 HRBW |
Not Required |
|
S30403 (304L) |
— |
70 |
485 |
25 |
170 |
40 |
201 |
92 HRBW |
Not Required |
|
S30409 (304H) |
— |
75 |
515 |
30 |
205 |
40 |
201 |
92 HRBW |
Not Required |
|
S30415 |
— |
87 |
600 |
42 |
290 |
40 |
217 |
95 HRBW |
Not Required |
|
S30435 |
— |
65 |
450 |
23 |
155 |
45 |
187 |
90 HRBW |
— |
|
S30441 |
— |
75 |
515 |
30 |
205 |
40 |
201 |
92 HRBW |
Not Required |
|
S30451 (304N) |
— |
80 |
550 |
35 |
240 |
30 |
217 |
95 HRBW |
Not Required |
|
S30452 (Sheet) |
XM-21 |
90 |
620 |
50 |
345 |
30 |
241 |
100 HRBW |
Not Required |
|
S30452 (Plate) |
XM-21 |
85 |
585 |
40 |
275 |
30 |
241 |
100 HRBW |
Not Required |
|
S30453 (304LN) |
— |
75 |
515 |
30 |
205 |
40 |
217 |
95 HRBW |
Not Required |
|
S30500 (305) |
— |
70 |
485 |
25 |
170 |
40 |
183 |
88 HRBW |
Not Required |
|
S30530 |
— |
75 |
515 |
30 |
205 |
40 |
201 |
92 HRBW |
Not Required |
|
S30600 |
— |
78 |
540 |
35 |
240 |
40 |
— |
— |
— |
|
S30616 |
— |
86 |
590 |
36 |
245 |
40 |
241 |
100 HRBW |
Not Required |
|
S30601 |
— |
78 |
540 |
37 |
255 |
30 |
— |
— |
Not Required |
|
S30615 |
— |
90 |
620 |
40 |
275 |
35 |
217 |
95 HRBW |
Not Required |
|
S30815 |
— |
87 |
600 |
45 |
310 |
40 |
217 |
95 HRBW |
— |
|
S30908 (309S) |
— |
75 |
515 |
30 |
205 |
40 |
217 |
95 HRBW |
Not Required |
|
S30909 (309H) |
— |
75 |
515 |
30 |
205 |
40 |
217 |
95 HRBW |
Not Required |
|
S30940 (309Cb) |
— |
75 |
515 |
30 |
205 |
40 |
217 |
95 HRBW |
Not Required |
Key Features of ASTM A240 Stainless Steel
- Excellent corrosion resistance
- High strength and durability
- Good weldability and formability
- Suitable for high and low
temperature applications
- Non-magnetic in annealed condition
(austenitic grades)
- Good oxidation resistance
- Hygienic and easy to clean
Heat Resistance and Corrosion Resistance
ASTM A240
chromium-nickel stainless steels offer excellent performance in various
environments:
- Austenitic grades provide
outstanding corrosion resistance in chemical and marine environments
- Molybdenum-containing grades (316,
317) offer improved resistance to pitting and crevice corrosion
- Stabilized grades (321, 347) resist
intergranular corrosion at high temperatures
These steels
perform well in both oxidizing and mildly reducing environments.
Applications of ASTM A240 Stainless Steel Plate, Sheet & Strip
ASTM A240
stainless steels are widely used across multiple industries:
Chemical and Petrochemical Industry
- Process equipment
- Storage tanks
- Heat exchangers
Food and Beverage Industry
- Processing equipment
- Kitchen equipment
- Storage vessels
Oil and Gas Industry
- Pipelines
- Offshore structures
Power Generation
- Boilers
- Pressure vessels
Construction and Architecture
- Structural components
- Cladding and decorative
applications
Pharmaceutical Industry
- Hygienic equipment
- Clean room applications
Heat Treatment
- Austenitic stainless steels are
typically solution annealed
- Heat treatment improves corrosion
resistance and restores ductility
- Rapid cooling prevents carbide
precipitation
Conclusion
ASTM A240 /
A240M chromium-nickel stainless steel plates, sheets, and strips offer
excellent corrosion resistance, strength, and versatility for a wide range of
industrial applications. With multiple grades available, these materials are
suitable for pressure vessels, chemical processing, and structural uses.
Ladhani
Metal Corporation supplies ASTM A240 / A240M stainless steel products in
various grades, finishes, and sizes, ensuring high-quality materials for
industrial, commercial, and engineering applications.
FOR REQUIREMENT OF THIS GRADE OR FOR DETAIL CONTACT US AT :-
#ASTMA240 #ASTMA240Plate #ASTMA240Sheet
#ASTMA240Strip #StainlessSteelPlates #StainlessSteelSheets
#StainlessSteelStrips #SSPlates #SSSheets #SSStrips #AusteniticStainlessSteel
#FerriticStainlessSteel #DuplexStainlessSteel #SuperDuplexSteel
#CorrosionResistantSteel #HeatResistantSteel #IndustrialSteel #SteelPlates
#SteelSheets #SteelStrips #MetalPlates #MetalSheets #MetalStrips #SteelIndustry
#MetalIndustry #EngineeringSteel #IndustrialMaterials #SteelManufacturers
#SteelSuppliers #SteelExporters #PlateManufacturers #SheetMetal #StripCoils
#FlatProducts #ColdRolledSteel #HotRolledSteel #PrecisionSteel
#HighQualitySteel #FabricationSteel #OilAndGasSteel #PetrochemicalSteel
#PowerPlantSteel #RefinerySteel #StructuralSteel #HeavyEngineering
#IndustrialSupply #MetalFabrication #LadhaniMetal #LadhaniMetalCorporation #Mumbai
#Delhi #Chennai #Kolkata #Bengaluru #Hyderabad #Ahmedabad #Pune #Surat #Jaipur
#Lucknow #Kanpur #Nagpur #Indore #Thane #Bhopal #Visakhapatnam #Patna #Vadodara
#Ghaziabad #Ludhiana #Coimbatore #Agra #Madurai #Nashik #Faridabad #Meerut
#Rajkot #Varanasi #Srinagar #Aurangabad #Dhanbad #Amritsar #NaviMumbai
#Allahabad #Ranchi #Howrah #Jabalpur #Gwalior #Vijayawada #Jodhpur #Raipur
#Kota #Guwahati #Chandigarh #Solapur #Hubli #Mysuru #Tiruchirappalli #Bareilly
@Mumbai @Delhi @Chennai @Kolkata
@Hyderabad @Bengaluru
