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Grades – Chemical Composition and Equivalent Standards
AISI ASTM |
EN DIN |
C % Max |
Mn % Max |
Si % Max |
S % Max |
P % Max |
Cr % Max |
Ni % Max |
Mo % Max |
Others % |
201 |
- |
0.15 |
8min |
1.00 |
0.030 |
0.070 |
12min |
0.50min |
- |
Cu 1-1.5 |
| 202 |
- |
0.15 |
7.5-10 |
1.00 |
0.030 |
0.060 |
17.00-19.00 |
4.00-6.00 |
- |
- |
| 302 |
1.4310 |
0.15 |
2.00 |
1.00 |
0.030 |
0.045 |
17.00-1900 |
8.00-10.00 |
- |
- |
| 302HQ |
1.4567 |
0.03 |
2.00 |
1.00 |
0.030 |
0.045 |
17.00-19.00 |
9.00-10.00 |
- |
Cu : 3.00-4.00 |
| 303 |
1.4305 |
0.15 |
2.00 |
1.00 |
0.15 Min |
0.20 |
17.00-1900 |
8.00-10.00 |
- |
Cu : 1% max |
| 303EHS |
- |
0.15 |
2.00 |
1.00 |
0.30-0.33 |
0.20 |
17.00-19.00 |
8.00-10.00 |
- |
Cu : 1% max |
| 304 |
1.4301 |
0.08 |
2.00 |
1.00 |
0.030 |
0.045 |
18.00-20.00 |
8.00-11.00 |
- |
- |
| 304HC |
- |
0.05 |
2.00 |
1.00 |
0.030 |
0.045 |
18.00-20.00 |
8.50-9.50 |
- |
Cu : 2.00-2.50 |
| 304L |
1.4306 |
0.03 |
2.00 |
1.00 |
0.030 |
0.045 |
18.00-20.00 |
8.00-12.00 |
- |
- |
| 308LER |
1.4331 |
0.02 |
1.5-2.0 |
0.50 |
0.020 |
0.025 |
19.00-21.00 |
9.50-11.00 |
- |
- |
| 309LER |
1.4332 |
0.03 |
1.5-2.0 |
0.50 |
0.015 |
0.020 |
23.00-25.00 |
12.00-14.00 |
- |
- |
| 310 |
1.4841 |
0.25 |
2.00 |
1.50 |
0.030 |
0.045 |
24.00-26.00 |
19.00-22.00 |
- |
- |
| 310S |
1.4842 |
0.08 |
2.00 |
1.50 |
0.030 |
0.045 |
24.00-26.00 |
19.00-22.00 |
- |
- |
| 316 |
1.4401 |
0.08 |
2.00 |
1.00 |
0.030 |
0.045 |
16.00-18.00 |
10.00-14.00 |
2.00-3.00 |
- |
| 316L |
1.4404 |
0.03 |
2.00 |
1.00 |
0.030 |
0.045 |
16.00-18.00 |
10.00-14.00 |
2.00-3.00 |
- |
| 316LER |
1.4430 |
0.02 |
1.5-2.0 |
0.50 |
0.020 |
0.020 |
18.00-20..00 |
12.00-14.00 |
2.00-2.75 |
- |
| 316Ti |
1.4571 |
0.08 |
2.00 |
1.00 |
0.030 |
0.045 |
16.00-18.00 |
10.00-14.00 |
2.00-3.00 |
Ti : Min (5xC%) |
| 317LN |
1.4438 |
0.03 |
2.00 |
1.00 |
0.030 |
0.045 |
18.00-20.00 |
11.00-15.00 |
3.00-4.00 |
N : 0.10-0.22 |
| 321 |
1.4541 |
0.08 |
2.00 |
1.00 |
0.030 |
0.045 |
17.00-19.00 |
9.00-12.00 |
- |
Ti : Min (5xC%) |
| 410 |
1.4006 |
0.15 |
1.00 |
1.00 |
0.030 |
0.040 |
11.50-13.50 |
- |
- |
- |
| 416 |
1.4005 |
0.15 |
1.25 |
1.00 |
0.15 Min |
0.060 |
12.00-14.00 |
- |
- |
- |
| 416XM |
- |
0.15 |
1.25 |
1.00 |
030-0.33 |
0.060 |
12.00-14.00 |
- |
- |
- |
| 420 |
1.4021 |
0.15 Min |
1.00 |
1.00 |
0.030 |
0.040 |
12.00-14.00 |
- |
- |
- |
| 430 |
1.4016 |
0.12 |
1.00 |
1.00 |
0.030 |
0.040 |
16.00-18.00 |
- |
- |
- |
| 430L |
- |
0.03 |
1.00 |
1.00 |
0.030 |
0.040 |
16.00-18.00 |
- |
- |
- |
| 430F |
1.4104 |
0.12 |
1.25 |
1.00 |
0.15 Min |
0.060 |
16.00-18.00 |
- |
- |
- |
| 431 |
1.4057 |
0.20 |
1.00 |
1.00 |
0.030 |
0.040 |
15.00-17.00 |
1.25-2.50 |
- |
- |
|
Benefits of Stainless Steel
| • Corrosion Resistance |
• Fire And Heat Resistance |
| • Hygiene |
• Aesthetic Appearance |
| • Strength-To-Weight Advantage |
• Impact Resistance |
| • Lower Total Life Cycle Cost |
• 100%Recyclable |
|
Theoritic Weight of Stainless Steel Round Bars
| Size (mm) |
Weight kgs/ meter |
Size (mm) |
Weight kgs/ meter |
| 2 |
0.025 |
16 |
1.595 |
| 3 |
0.056 |
17 |
1.801 |
| 4 |
0.100 |
18 |
2.019 |
| 5 |
0.156 |
19 |
2.250 |
| 6 |
0.224 |
20 |
2.493 |
| 7 |
0.305 |
21 |
2.748 |
| 8 |
0.399 |
22 |
3.016 |
| 9 |
0.505 |
23 |
3.297 |
| 10 |
0.623 |
24 |
3.590 |
| 11 |
0.754 |
25 |
3.895 |
| 12 |
0.897 |
26 |
4.213 |
| 13 |
1.053 |
28 |
4.886 |
| 14 |
1.221 |
30 |
5.609 |
| 15 |
1.402 |
32 |
6.382 |
| 34 |
7.204 |
85 |
45.026 |
| 35 |
7.634 |
90 |
50.479 |
| 36 |
8.077 |
95 |
56.244 |
| 38 |
8.999 |
100 |
62.320 |
| 40 |
9.971 |
105 |
68.708 |
| 45 |
12.620 |
110 |
75.407 |
| 50 |
15.580 |
115 |
82.418 |
| 55 |
18.852 |
120 |
89.741 |
| 58 |
20.964 |
125 |
97.375 |
| 60 |
22.435 |
130 |
105.321 |
| 65 |
26.330 |
135 |
113.578 |
| 70 |
30.537 |
140 |
122.147 |
| 75 |
35.055 |
145 |
131.028 |
| 80 |
39.885 |
150 |
140.220 |
| Conversion of Inch to millimeter and their corresponding weight |
| |
Inch |
Inch (Dec) |
Size (mm) |
Weight kgs/ meter |
1/8" |
0.125 |
3.175 |
0.063 |
3/16" |
0.188 |
4.763 |
0.141 |
1/4" |
0.250 |
6.350 |
0.251 |
5/16" |
0.313 |
7.938 |
0.393 |
3/8" |
0.375 |
9.525 |
0.565 |
7/16" |
0.438 |
11.113 |
0.770 |
1/2" |
0.500 |
12.700 |
1.005 |
5/8" |
0.625 |
15.875 |
1.571 |
3/4" |
0.750 |
19.050 |
2.262 |
7/8" |
0.875 |
22.225 |
3.078 |
1" |
1.000 |
25.400 |
4.021 |
1-1/8" |
1.125 |
28.575 |
5.089 |
1-3/16" 1.188 |
30.163 |
5.670 |
3-3/16" 3.188 |
1-1/4" |
1.250 |
31.750 |
6.282 |
1-5/16" 1.313 |
33.338 |
6.926 |
3-5/16" 3.313 |
1-3/8" |
1.375 |
34.925 |
7.602 |
1-7/16" 1.438 |
36.513 |
8.308 |
3-7/16" 3.438 |
1-1/2" |
1.500 |
38.100 |
9.046 |
1-5/8" |
1.625 |
41.275 |
10.6171 |
1-3/4" |
1.750 |
44.450 |
12.313 |
1-7/8" |
1.875 |
47.625 |
14.135 |
2" |
2.000 |
50.800 |
16.083 |
2-1/8" |
2.125 |
53.975 |
18.156 |
2-3/16" 2.188 |
55.563 |
19.239 |
4-3/16" 4.188 |
2-1/4" |
2.250 |
57.150 |
20.354 |
2-5/16" 2.313 |
58.738 |
21.501 |
4-5/16" 4.313 |
2-3/8" |
2.375 |
60.325 |
22.679 |
2-7/16" 2.438 |
61.913 |
23.888 |
4-7/16" 4.438 |
2-1/2" |
2.500 |
63.500 |
25.129 |
2-5/8" |
2.625 |
66.675 |
27.705 |
2-3/4" |
2.750 |
69.850 |
30.406 |
2-7/8" |
2.875 |
73.025 |
33.233 |
3" |
3.000 |
76.200 |
36.186 |
3-1/8" |
3.125 |
79.375 |
39.264 |
80.963 |
40.850 |
5-3/16" 5.188 |
131.763 |
3-1/4" |
3.250 |
82.550 |
42.468 |
84.138 |
44.117 |
5-5/16" 5.313 |
134.938 |
3-3/8" |
3.375 |
85.725 |
45.798 |
87.313 |
47.509 |
5-7/16" 5.438 |
138.113 |
3-1/2" |
3.500 |
88.900 |
49.253 |
3-5/8" |
3.625 |
92.075 |
52.834 |
3-3/4" |
3.750 |
95.250 |
56.540 |
3-7/8" |
3.875 |
98.425 |
60.372 |
4" |
4.000 |
101.600 |
64.330 |
4-1/8" |
4.125 |
104.775 |
68.414 |
106.363 |
70.503 |
- |
- |
4-1/4" |
4.250 |
107.950 |
72.623 |
109.538 |
74.774 |
- |
- |
4-3/8" |
4.375 |
111.125 |
76.958 |
112.713 |
79.172 |
- |
- |
4-1/2" |
4.500 |
114.300 |
81.418 |
4-5/8" |
4.625 |
117.475 |
86.004 |
4-3/4" |
4.750 |
120.650 |
90.716 |
4-7/8" |
4.875 |
123.825 |
95.553 |
5" |
5.000 |
127.000 |
100.516 |
5-1/8" |
5.125 |
130.175 |
105.605 |
108.196 |
- |
- |
- |
5-1/4" |
5.250 |
133.350 |
110.819 |
113.473 |
- |
- |
- |
5-3/8" |
5.375 |
136.525 |
116.159 |
118.876 |
- |
- |
- |
5-1/2" |
5.500 |
139.700 |
121.624 |
5-5/8" |
5.625 |
142.875 |
127.215 |
5-3/4" |
5.750 |
146.050 |
132.932 |
5-7/8" |
5.875 |
149.225 |
138.775 |
6" |
6.000 |
152.400 |
144.743 |
|
| Theoritic Weight of Stainless Steel Hex & Square Bars |
| |
| Size (mm) |
Weight (Hex) kg/ meter |
Weight (Square) kg/ meter |
| 5 |
0.172 |
0.197 |
| 6 |
0.248 |
0.283 |
| 8 |
0.441 |
0.504 |
| 10 |
0.689 |
0.787 |
| 12 |
0.992 |
1.134 |
| 14 |
1.350 |
1.543 |
| 15 |
1.550 |
1.771 |
| 16 |
1.763 |
2.015 |
| 17 |
1.991 |
2.275 |
| 18 |
2.232 |
2.551 |
| 19 |
2.487 |
2.842 |
| 20 |
2.755 |
3.149 |
| 21 |
3.038 |
3.472 |
| 22 |
3.334 |
3.810 |
| 24 |
3.967 |
4.534 |
| 25 |
4.305 |
4.920 |
| 27 |
5.021 |
5.739 |
| 28 |
5.400 |
6.172 |
| 30 |
6.199 |
7.085 |
| 32 |
7.053 |
8.061 |
| 34 |
7.963 |
9.100 |
| 35 |
8.438 |
9.643 |
| 36 |
8.927 |
10.202 |
| 38 |
9.946 |
11.367 |
| 40 |
11.021 |
12.595 |
| 42 |
12.150 |
13.886 |
| 45 |
13.948 |
15.941 |
| 50 |
17.220 |
19.680 |
|
| |
| |
| Tolerance Chart for SS Round Bars as per ISO |
| Size Range (mm) |
h8 |
h9 |
h10 |
h11 |
h12 |
h13 |
K12/K13 |
| Upto 6 |
-0.018 |
-0.030 |
-0.048 |
-0.075 |
-0.120 |
-0.180 |
- |
| Over 6 upto 10 |
-0.022 |
-0.036 |
-0.058 |
-0.090 |
-0.150 |
-0.220 |
- |
| Over 10 upto 18 |
-0.027 |
-0.043 |
-0.070 |
-0.110 |
-0.180 |
-0.270 |
- |
| Over 18 upto 30 |
-0.033 |
-0.052 |
-0.084 |
-0.130 |
-0.210 |
-0.330 |
+0.10/+0.15 |
| Over 30 upto 50 |
-0.039 |
-0.062 |
-0.100 |
-0.160 |
-0.250 |
-0.390 |
+0.15/+0.20 |
| Over 50 upto 80 |
-0.046 |
-0.074 |
-0.120 |
-0.190 |
-0.300 |
-0.460 |
+0.20/+0.25 |
| Over 80 upto 120 |
-0.054 |
-0.087 |
-0.140 |
-0.220 |
-0.350 |
-0.540 |
+0.25/+0.30 |
|
| |
| Tolerance Chart For SS Round Bars as per ASTM A 484 |
| |
Cold Finished Round Bars
| Size Range in Inch |
Tolerance |
| 1/16" to less than 5/16" |
+/- 0.001" |
| 5/16" to less than 1/2" |
+/- 0.0015" |
| 1/2" to less than 1" |
+/- 0.002" |
| 1" to less than 1-1/2" |
+/- 0.0025" |
| 1-1/2" to less than 4" |
+/- 0.003" |
|
| |
Cold Finished Hexagon & Square Bars
Size Range in Inch |
Tolerance |
1/16" to less than 5/16" |
+/- 0.002" |
5/16" to less than 1/2" |
+/- 0.003" |
1/2" to less than 1" |
+/- 0.004" |
1" to less than 2" |
+/- 0.006" |
2" to less than 3" |
+/- 0.008" |
3" and over |
+/- 0.010" |
|
|
Hardness Conversions Chart
Brinnel Hardness HB |
Vickers Hardness HV |
Rockwell Hardness HRC |
Rockwell Hardness HRB |
Tensile Strength ksi |
321 |
339 |
34 |
108 |
158 |
311 |
328 |
33 |
108 |
154 |
302 |
319 |
32 |
107 |
150 |
293 |
309 |
31 |
106 |
146 |
285 |
301 |
30 |
105 |
142 |
277 |
292 |
29 |
104 |
138 |
269 |
284 |
28 |
104 |
135 |
262 |
276 |
27 |
103 |
131 |
255 |
269 |
25 |
102 |
125 |
248 |
261 |
24 |
101 |
121 |
241 |
253 |
23 |
100 |
119 |
235 |
247 |
22 |
99 |
117 |
229 |
241 |
21 |
98 |
113 |
223 |
234 |
- |
97 |
110 |
217 |
228 |
- |
96 |
107 |
212 |
222 |
- |
95 |
102 |
207 |
218 |
- |
95 |
100 |
202 |
212 |
- |
94 |
98 |
197 |
207 |
- |
93 |
96 |
192 |
202 |
- |
92 |
94 |
187 |
196 |
- |
91 |
90 |
183 |
192 |
- |
90 |
89 |
179 |
188 |
- |
89 |
87 |
174 |
182 |
- |
88 |
84 |
170 |
178 |
- |
87 |
82 |
166 |
175 |
- |
86 |
80 |
163 |
171 |
- |
85 |
78 |
159 |
167 |
- |
84 |
77 |
156 |
163 |
- |
83 |
76 |
153 |
160 |
- |
82 |
75 |
149 |
156 |
- |
81 |
74 |
146 |
153 |
- |
80 |
72 |
143 |
150 |
- |
79 |
71 |
140 |
147 |
- |
78 |
70 |
137 |
143 |
- |
76 |
67 |
134 |
140 |
- |
75 |
66 |
131 |
137 |
- |
74 |
65 |
128 |
134 |
- |
73 |
64 |
126 |
132 |
- |
72 |
63 |
124 |
129 |
- |
71 |
62 |
121 |
127 |
- |
70 |
60 |
118 |
124 |
- |
69 |
59 |
116 |
122 |
- |
68 |
58 |
114 |
119 |
- |
67 |
57 |
111 |
117 |
- |
66 |
56 |
|
