Chemical Properties
CHEMICAL COMPOSITION ( IN PERCENTAGE ) |
||||||||||
Grade |
C (Max) |
Mn (Max) |
P (Max) |
S (Max) |
Si (Max) |
Cr |
Ni |
Mo |
Nitrogen (Max) |
Cu/ Others |
301 |
0.15 |
2.00 |
0.045 |
0.030 |
1.00 |
16.00 - 18.00 |
6.00 - 8.00 |
- |
0.10 |
- |
304 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
18.00 - 20.00 |
8.00- 10.50 |
- |
0.10 |
- |
304L |
0.030 |
2.00 |
0.045 |
0.030 |
0.75 |
18.00 - 20.00 |
8.00- 12.00 |
- |
0.10 |
- |
310S |
0.08 |
2.00 |
0.045 |
0.030 |
1.50 |
24.00- 26.00 |
19.00 - 22.00 |
- |
- |
- |
316 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
16.00 - 18.00 |
10.00 - 14.00 |
2.00 - 3.00 |
0.10 |
- |
316L |
0.030 |
2.00 |
0.045 |
0.030 |
0.75 |
16.00 - 18.00 |
10.00 - 14.00 |
2.00 - 3.00 |
0.10 |
- |
317 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
18.00 - 20.00 |
11.00 - 14.00 |
3.00 - 4.00 |
0.10 |
- |
317L |
0.030 |
2.00 |
0.045 |
0.030 |
0.75 |
18.00 - 20.00 |
11.00 - 15.00 |
3.00 - 4.00 |
0.10 |
- |
321 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
17.00 - 19.00 |
9.00 - 12.00 |
- |
0.10 |
Ti5 ( C + N ) Min or 0.70 max |
347 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
17.00 - 19.00 |
9.00 - 13.00 |
- |
- |
Cb= 10x ( C Min ) or 1.00 Max |
409 |
0.08 |
1.00 |
0.040 |
0.010 |
1.00 |
10.50 - 11.75 |
0.50 |
- |
- |
Ti= 6x (C+ N ) Min or 0.70 Max |
409M |
0.03 |
0.81.2 |
0.030 |
0.030 |
0.40.75 |
11.00- 12.00 |
1.5 max. |
- |
- |
Ti= 6x (C) Min or 0.70 Max |
410S |
0.08 |
1.00 |
0.040 |
0.030 |
1.00 |
11.50- 13.50 |
0.60 |
- |
- |
- |
410 |
0.15 |
1.00 |
0.040 |
0.030 |
1.00 |
11.50- 13.50 |
0.75 |
- |
- |
- |
420 |
0.35 |
0.50 |
0.035 |
0.015 |
0.50 |
12.00 - 13.00 |
0.20.3 |
- |
- |
- |
430 |
0.12 |
1.00 |
0.040 |
0.030 |
1.00 |
16.00 - 18.00 |
0.75 |
- |
- |
- |
JSL AUS |
0.08 |
7.08.0 |
0.070 |
0.030 |
0.75 |
15.50 - 16.50 |
4.25 - 4.75 |
- |
- |
0.9 - 1.10 |
JS- 203 |
0.08 |
9.2510.25 |
0.070 |
0.030 |
0.75 |
14.25 - 15.25 |
2.25 - 2.75 |
- |
- |
1.60- 2.0 |
301M |
0.10 |
4.55.5 |
0.060 |
0.030 |
0.75 |
14.50 - 15.50 |
6.0 - 7.0 |
- |
- |
1.70- 1.90 |
* Thickness of 1.27mm & below will have elongation of 20% min. |

Weight & Thickness of SS Gauge Pipe | SS Gauge Pipe Size in Inch | Stainless Steel Gauge Pipe OD (mm)
Size (Inch) | OD (mm) | 10 (3.025) | 12 (2.64) | 14 (2.03) | 16 (1.62) | 18 (1.21) | 20 (0.91) | 22 (0.71) |
1/4” | 6.35 | 0.075 | 0.070 | 0.065 | 0.058 | 0.046 | 0.037 | 0.030 |
5/16” | 7.93 | 0.114 | 0.105 | 0.089 | 0.079 | 0.060 | 0.048 | 0.038 |
3/8” | 9.52 | 0.152 | 0.135 | 0.113 | 0.097 | 0.080 | 0.058 | 0.046 |
1/2” | 12.7 | 0.226 | 0.200 | 0.157 | 0.134 | 0.105 | 0.079 | 0.063 |
3/4” | 19.05 | 0.386 | 0.326 | 0.256 | 0.215 | 0.161 | 0.124 | 0.097 |
1” | 25.4 | 0.541 | 0.450 | 0.351 | 0.294 | 0.218 | 0.167 | 0.131 |
11/4” | 31.82 | 0.696 | 0.580 | 0.448 | 0.375 | 0.275 | 0.200 | -- |
11/2” | 38.1 | 0.851 | 0.700 | 0.542 | 0.452 | 0.332 | -- | -- |
13/4” | 44.45 | 1.020 | 0.832 | 0.646 | 0.530 | 0.390 | -- | -- |
2” | 50.8 | 1.161 | 0.960 | 0.733 | 0.607 | 0.447 | -- | -- |
21/4” | 57.15 | 1.315 | 1.085 | 0.828 | 0.687 | 0.504 | -- | -- |
21/2” | 63.5 | 1.472 | 1.210 | 0.924 | 0.792 | 0.562 | -- | -- |
23/4” | 69.85 | 1.630 | 1.338 | 1.022 | 0.847 | 0.619 | -- | -- |
3” | 76.2 | 1.782 | 1.460 | 1.115 | 0.924 | 0.676 | -- | -- |
31/2” | 88.9 | 2.092 | 1.718 | 1.306 | 1.082 | 0.791 | -- | -- |
4” | 101.6 | 2.403 | 1.971 | 1.497 | 1.239 | 0.905 | -- | -- |
41/2” | 114.3 | 2.713 | 2.224 | 1.608 | 1.397 | 1.020 | -- | -- |
5” | 127.0 | 3.023 | 2.477 | 1.879 | 1.554 | 1.134 | -- | -- |
51/2” | 139.7 | 3.336 | 2.730 | 2.070 | 1.713 | 1.250 | -- | -- |
6” | 152.4 | 3.654 | 2.983 | 2.261 | 1.875 | 1.364 | -- | -- |
61/2” | 165.1 | 3.975 | 3.256 | 2.452 | 2.028 | 1.478 | -- | -- |
